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Scroll down to see all of the Vascular Plants that CNHP tracks.
Click Here to see the online document that explains the ranking criteria as found in the table below. Last updated on . These lists are available for non-commercial purposes only.
| State Scientific Name | State Common Name | Global Rank | State Rank | Fed List Status | BLM/ USFS Sensitive Status | State List Status | CNHP Element Sensitive | CNHP Tracking Status |
| Abronia carletonii | Carleton's sand verbena | G4 | S1 | - | - | - | N | Fully Tracked |
| Abronia nana | dwarf sand verbena | G4 | S1 | - | - | - | N | Fully Tracked |
| Abutilon incanum | hoary mallow | G5? | S1 | - | - | - | N | Fully Tracked |
| Acer grandidentatum | bigtooth maple | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Acorus calamus | sweet flag | G4? | SH | - | - | - | N | Fully Tracked |
| Adiantum aleuticum | Aleutian maidenhair fern | G5? | S1 | - | - | - | N | Fully Tracked |
| Adiantum capillus - veneris | southern maiden- hair | G5 | S2 | - | - | - | N | Fully Tracked |
| Agastache foeniculum | lavender hyssop | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Aletes anisatus | Rocky Mountain aletes | G3G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Aletes humilis | Larimer aletes | G2G3 | S2S3 | - | - | - | N | Fully Tracked |
| Aletes latilobus | Canyonlands aletes | G1 | S1 | - | BLM | - | N | Fully Tracked |
| Aletes lithophilus | rock- loving neoparrya | G3 | S3 | - | BLM, USFS | - | N | Fully Tracked |
| Aletes macdougalii ssp. breviradiatus | Mesa Verde aletes | G3T2T3 | S1 | - | - | - | N | Fully Tracked |
| Aletes nuttallii | dog parsley | G3 | S1 | - | - | - | N | Fully Tracked |
| Aletes sessiliflorus | New Mexico false carrot | G3 | S1 | - | - | - | N | Fully Tracked |
| Aletes tenuifolius | slender parsley | G4 | S2 | - | - | - | N | Fully Tracked |
| Aliciella sedifolia | stonecrop gilia | G1 | S1 | - | BLM, USFS | - | N | Fully Tracked |
| Allium nevadense | Nevada onion | G4 | S2 | - | - | - | N | Fully Tracked |
| Allium schoenoprasum var. sibiricum | wild chives | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Alsinanthe macrantha | House's sandwort | G3 | S3 | - | - | - | N | Fully Tracked |
| Alsinanthe stricta | rock sandwort | G5 | S1 | - | - | - | N | Fully Tracked |
| Ambrosia linearis | plains ragweed | G3 | S3 | - | - | - | N | Fully Tracked |
| Amorpha nana | dwarf wild indigo | G5 | S2S3 | - | - | - | N | Fully Tracked |
| Amsonia jonesii | Jones blue star | G4 | S1 | - | BLM | - | N | Fully Tracked |
| Anagallis minima | chaffweed | G5 | S1 | - | - | - | N | Fully Tracked |
| Anemone riparia | white- flowered anemone | G5T4T5 | SH | - | - | - | N | Fully Tracked |
| Anticlea vaginatus | alcove death camas | G2 | S2 | - | - | - | N | Fully Tracked |
| Apios americana | American groundnut | G5 | S1 | - | - | - | N | Fully Tracked |
| Aquilegia chrysantha var. rydbergii | golden columbine | G4T1Q | S1 | - | BLM, USFS | - | N | Fully Tracked |
| Aquilegia micrantha var. mancosana | Mancos columbine | G5THQ | SH | - | - | - | N | Fully Tracked |
| Aquilegia saximontana | Rocky Mountain columbine | G3 | S3 | - | - | - | N | Fully Tracked |
| Aralia racemosa | American spikenard | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Aralia racemosa ssp. bicrenata | American spikenard | G4G5T3T5Q | S1 | - | - | - | N | Fully Tracked |
| Argillochloa dasyclada | Utah fescue | G3 | S3 | - | - | - | N | Fully Tracked |
| Argyrochosma fendleri | Fendler cloak- fern | G3 | S3 | - | - | - | N | Fully Tracked |
| Argythamnia humilis | - | G5 | SH | - | - | - | N | Fully Tracked |
| Aristida basiramea | forktip three- awn | G5 | S1 | - | - | - | N | Fully Tracked |
| Armeria scabra ssp. sibirica | sea pink | G5T5 | S1 | - | USFS | - | N | Fully Tracked |
| Arnica alpina var. tomentosa | alpine arnica | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Artemisia pattersonii | Patterson's wormwood | G3G4 | S3 | - | - | - | N | Fully Tracked |
| Asclepias hallii | - | G3 | S3 | - | - | - | N | Fully Tracked |
| Asclepias involucrata | dwarf milkweed | G5 | S1 | - | - | - | N | Fully Tracked |
| Asclepias macrosperma | large- seeded milkweed | G4 | S1 | - | - | - | N | Fully Tracked |
| Asclepias macrotis | long- hood milkweed | G4 | S2 | - | - | - | N | Fully Tracked |
| Asclepias oenotheroides | zizotes milkweed | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Asclepias stenophylla | narrow- leaved milkweed | G4G5 | S2 | - | - | - | N | Fully Tracked |
| Asclepias uncialis ssp. uncialis | dwarf milkweed | G3G4T2T3 | S2 | - | BLM, USFS | - | N | Fully Tracked |
| Askellia nana | dwarf hawksbeard | G5 | S2 | - | - | - | N | Fully Tracked |
| Asplenium adiantum - nigrum | black spleenwort | G5 | S1 | - | - | - | N | Fully Tracked |
| Asplenium platyneuron | ebony spleenwort | G5 | S1 | - | - | - | N | Fully Tracked |
| Asplenium resiliens | black- stemmed spleenwort | G5 | S1 | - | - | - | N | Fully Tracked |
| Asplenium septentrionale | grass- fern | G4G5 | S3S4 | - | - | - | N | Watchlisted Only |
| Asplenium trichomanes - ramosum | green spleenwort | G4 | S1 | - | - | - | N | Fully Tracked |
| Aster alpinus var. vierhapperi | alpine aster | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Astragalus americanus | - | G5 | SH | - | - | - | N | Fully Tracked |
| Astragalus anisus | Gunnison milkvetch | G2G3 | S2S3 | - | BLM | - | N | Fully Tracked |
| Astragalus argophyllus var. martinii | meadow milkvetch | G5T4 | S1 | - | - | - | N | Fully Tracked |
| Astragalus bodinii | Bodin milkvetch | G4 | S2 | - | - | - | N | Fully Tracked |
| Astragalus brandegeei | Brandegee milkvetch | G3G4 | S1S2 | - | - | - | N | Fully Tracked |
| Astragalus calycosus var. scaposus | Torrey's milkvetch | G5T3? | S2 | - | - | - | N | Fully Tracked |
| Astragalus cerussatus | a milk- vetch | G3G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Astragalus chloodes | grass milkvetch | G3 | SNR | - | - | - | N | Fully Tracked |
| Astragalus cibarius | browse milkvetch | G4 | S1 | - | - | - | N | Fully Tracked |
| Astragalus coltonii var. moabensis | Colton milkvetch | G4T3? | S2 | - | - | - | N | Fully Tracked |
| Astragalus cronquistii | Cronquist's milkvetch | G2 | S2 | - | - | - | N | Fully Tracked |
| Astragalus debequaeus | DeBeque milkvetch | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Astragalus deterior | Cliff Palace milkvetch | G1G2 | S1S2 | - | - | - | N | Fully Tracked |
| Astragalus detritalis | debris milkvetch | G3 | S2 | - | BLM | - | N | Fully Tracked |
| Astragalus duchesnensis | Duchesne milkvetch | G3 | S1S2 | - | BLM | - | N | Fully Tracked |
| Astragalus eastwoodiae | Eastwood milk- vetch | G3 | S3 | - | - | - | N | Fully Tracked |
| Astragalus equisolensis | horseshoe milkvetch | G5T1 | S1 | - | BLM | - | N | Fully Tracked |
| Astragalus humillimus | Mancos milkvetch | G1 | S1 | LE | - | - | N | Fully Tracked |
| Astragalus iodopetalus | violet milkvetch | G2 | S1 | - | - | - | N | Fully Tracked |
| Astragalus jejunus | starveling milkvetch | G3 | S1 | - | - | - | N | Fully Tracked |
| Astragalus leptaleus | - | G4 | S2 | - | USFS | - | N | Fully Tracked |
| Astragalus linifolius | Grand Junction milkvetch | G3Q | S3 | - | BLM | - | N | Fully Tracked |
| Astragalus lonchocarpus var. hamiltonii | Hamilton milkvetch | G1 | S1 | - | - | - | N | Fully Tracked |
| Astragalus lutosus | dragon milkvetch | G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Astragalus microcymbus | skiff milkvetch | G1 | S1 | - | BLM | - | N | Fully Tracked |
| Astragalus missouriensis var. humistratus | Missouri milkvetch | G5T1 | S1 | - | USFS | - | N | Fully Tracked |
| Astragalus molybdenus | Leadville milkvetch | G3 | S2 | - | - | - | N | Fully Tracked |
| Astragalus musiniensis | Ferron milkvetch | G3 | S1 | - | BLM | - | N | Fully Tracked |
| Astragalus naturitensis | Naturita milkvetch | G2G3 | S2S3 | - | BLM | - | N | Fully Tracked |
| Astragalus nelsonianus | Nelson milkvetch | G3 | S1 | - | - | - | N | Fully Tracked |
| Astragalus newberryi | Newberry's milkvetch | G5 | S1 | - | - | - | N | Fully Tracked |
| Astragalus oocalycis | Arboles milkvetch | G4 | S3 | - | - | - | N | Watchlisted Only |
| Astragalus osterhoutii | Kremmling Osterhout milkvetch | G1 | S1 | LE | - | - | N | Fully Tracked |
| Astragalus piscator | Fisher Towers milkvetch | G2G3 | S1 | - | BLM | - | N | Fully Tracked |
| Astragalus plattensis | Platte River milkvetch | G5 | S1 | - | - | - | N | Fully Tracked |
| Astragalus proximus | Aztec milkvetch | G4 | S2 | - | USFS | - | N | Fully Tracked |
| Astragalus rafaelensis | San Rafael milkvetch | G2G3 | S1 | - | BLM | - | N | Fully Tracked |
| Astragalus ripleyi | Ripley milkvetch | G3 | S2 | - | BLM, USFS | - | N | Fully Tracked |
| Astragalus saurinus | Dinosaur milkvetch | G3 | SNR | - | - | - | N | Fully Tracked |
| Astragalus schmolliae | Schmoll milkvetch | G1 | S1 | - | - | - | N | Fully Tracked |
| Astragalus sesquiflorus | sandstone milkvetch | G3G4 | S1 | - | BLM | - | N | Fully Tracked |
| Astragalus sparsiflorus | Front Range milkvetch | G3? | S3? | - | - | - | N | Fully Tracked |
| Astragalus tortipes | Sleeping Ute milkvetch | G1 | S1 | C | BLM | - | N | Fully Tracked |
| Astragalus wetherillii | Wetherill's milkvetch | G3 | S3 | - | USFS | - | N | Fully Tracked |
| Astragalus wootonii var. wootonii | Wooton milkvetch | G4T3? | S1 | - | - | - | N | Fully Tracked |
| Astrolepis cochisensis | scaly cloak fern | G5? | S1 | - | - | - | N | Fully Tracked |
| Azaleastrum albiflorum | white- flowered azalea | G4 | S2 | - | - | - | N | Fully Tracked |
| Besseya ritteriana | Ritter's coral- drops | G3G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Besseya wyomingensis | kittentail | G5 | S1 | - | - | - | N | Fully Tracked |
| Betula papyrifera | paper birch | G5 | S1 | - | - | - | N | Fully Tracked |
| Boechera crandallii | Crandall's rock- cress | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Boechera fernaldiana | park rockcress | G3G4 | S2 | - | - | - | N | Fully Tracked |
| Boechera glareosa | - | G1 | S1 | - | - | - | N | Fully Tracked |
| Boechera gunnisoniana | a rock cress | G3 | S3 | - | - | - | N | Fully Tracked |
| Boechera oxylobula | a rock cress | G3 | S3 | - | - | - | N | Fully Tracked |
| Bolophyta alpina | Wyoming feverfew | G3 | S3 | - | - | - | N | Fully Tracked |
| Bolophyta ligulata | ligulate feverfew | G3 | S2 | - | BLM | - | N | Fully Tracked |
| Bolophyta tetraneuris | Barneby's fever- few | G3 | S3 | - | - | - | N | Fully Tracked |
| Bothriochloa springfieldii | Springfield bluestem | G5 | S1 | - | - | - | N | Fully Tracked |
| Botrychium campestre | prairie moonwort | G3G4 | S1 | - | USFS | - | N | Fully Tracked |
| Botrychium echo | reflected moonwort | G3 | S3 | - | - | - | N | Fully Tracked |
| Botrychium furcatum | forkleaved moonwort | G1G2 | S1S2 | - | USFS | - | N | Fully Tracked |
| Botrychium hesperium | western moonwort | G4 | S2 | - | - | - | N | Fully Tracked |
| Botrychium lanceolatum var. lanceolatum | lance- leaved moonwort | G5T4 | S3 | - | - | - | N | Watchlisted Only |
| Botrychium lineare | narrowleaf grapefern | G2? | S1 | - | USFS | - | N | Fully Tracked |
| Botrychium lunaria | common moonwort | G5 | S3 | - | - | - | N | Watchlisted Only |
| Botrychium minganense | Mingan's moonwort | G4 | S2 | - | - | - | N | Fully Tracked |
| Botrychium multifidum | leathery grape fern | G5 | S1 | - | - | - | N | Fully Tracked |
| Botrychium pallidum | pale moonwort | G3 | S2 | - | - | - | N | Fully Tracked |
| Botrychium pinnatum | northern moonwort | G4? | S1 | - | - | - | N | Fully Tracked |
| Botrychium simplex | least moonwort | G5 | S2 | - | - | - | N | Fully Tracked |
| Botrypus virginianus ssp. europaeus | rattlesnake fern | G5 | S1 | - | - | - | N | Fully Tracked |
| Braya glabella var. glabella | arctic braya | G5TNR | S1 | - | USFS | - | N | Fully Tracked |
| Braya humilis | alpine braya | G5 | S2 | - | - | - | N | Fully Tracked |
| Bupleurum triradiatum ssp. arcticum | thoroughwax | G5 | S1 | - | - | - | N | Fully Tracked |
| Caesalpinia repens | creeping rush- pea | G2 | S1 | - | - | - | N | Fully Tracked |
| Callitriche heterophylla | large water- starwort | G5 | S1 | - | - | - | N | Fully Tracked |
| Calochortus flexuosus | weak- stemmed mariposa lily | G4 | S2 | - | USFS | - | N | Fully Tracked |
| Camissonia andina | mountain camissonia | G4 | S1 | - | - | - | N | Fully Tracked |
| Camissonia eastwoodiae | Eastwood evening- primrose | G2 | S1 | - | BLM | - | N | Fully Tracked |
| Campanula aparinoides | marsh bellflower | G5 | SH | - | - | - | N | Fully Tracked |
| Carex capitata ssp. arctogena | round- headed sedge | G5T4? | S1 | - | - | - | N | Fully Tracked |
| Carex concinna | low northern sedge | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Carex crawei | Crawe sedge | G5 | S1 | - | - | - | N | Fully Tracked |
| Carex diandra | lesser panicled sedge | G5 | S1 | - | USFS | - | N | Fully Tracked |
| Carex gravida var. lunelliana | Lunell's heavy- fruited sedge | G5T3T5Q | SU | - | - | - | N | Fully Tracked |
| Carex lasiocarpa | slender sedge | G5 | S1 | - | - | - | N | Fully Tracked |
| Carex leptalea | bristle- stalk sedge | G5 | S1 | - | - | - | N | Fully Tracked |
| Carex limosa | mud sedge | G5 | S2 | - | - | - | N | Fully Tracked |
| Carex livida | livid sedge | G5 | S1 | - | USFS | - | N | Fully Tracked |
| Carex molesta | troublesome sedge | G4 | S1 | - | - | - | N | Fully Tracked |
| Carex oreocharis | a sedge | G3 | S2 | - | - | - | N | Fully Tracked |
| Carex peckii | Peck sedge | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Carex retrorsa | retrorse sedge | G5 | S1 | - | - | - | N | Fully Tracked |
| Carex sartwellii | Sartwell's sedge | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Carex saximontana | Rocky Mountain sedge | G5 | S1 | - | - | - | N | Fully Tracked |
| Carex scirpoidea | Canadian single- spike sedge | G5 | S2 | - | - | - | N | Fully Tracked |
| Carex sprengelii | Sprengel's sedge | G5? | S2S3 | - | - | - | N | Fully Tracked |
| Carex stenoptila | small- winged sedge | G2 | S2 | - | - | - | N | Fully Tracked |
| Carex sychnocephala | many- headed sedge | G4 | S1 | - | - | - | N | Fully Tracked |
| Carex tenuiflora | slender- flower sedge | G5 | S1 | - | - | - | N | Fully Tracked |
| Carex torreyi | Torrey sedge | G4 | S1 | - | - | - | N | Fully Tracked |
| Carex viridula | green sedge | G5 | S1 | - | - | - | N | Fully Tracked |
| Castilleja lineata | marsh- meadow indian- paintbrush | G4? | S1 | - | - | - | N | Fully Tracked |
| Castilleja puberula | downy indian- paintbrush | G2G3 | S2S3 | - | - | - | N | Fully Tracked |
| Ceanothus martinii | Utah mountain lilac | G4 | S1 | - | - | - | N | Fully Tracked |
| Centaurium arizonicum | Arizona centaury | G5? | S1 | - | - | - | N | Fully Tracked |
| Centaurium exaltatum | Great Basin centaury | G5 | S1 | - | - | - | N | Fully Tracked |
| Chamaesyce parryi | - | G5 | S1 | - | - | - | N | Fully Tracked |
| Cheilanthes eatonii | Eaton's lip fern | G5? | S1S2 | - | - | - | N | Fully Tracked |
| Cheilanthes standleyi | Standley's cloak fern | G4 | S1 | - | - | - | N | Fully Tracked |
| Cheilanthes wootonii | Wooton's lip fern | G5 | S1 | - | - | - | N | Fully Tracked |
| Chenopodium cycloides | sandhill goosefoot | G3G4 | S1 | - | USFS | - | N | Fully Tracked |
| Chionophila jamesii | Rocky Mountain snowlover | G4? | S3S4 | - | - | - | N | Watchlisted Only |
| Cirsium araneans | - | GHQ | SH | - | - | - | N | Fully Tracked |
| Cirsium barnebyi | Barneby's thistle | G3G4 | S3 | - | - | - | N | Watchlisted Only |
| Cirsium griseum | - | GUGHQ | SH | - | - | - | N | Fully Tracked |
| Cirsium modestum | - | GHQ | SH | - | - | - | N | Fully Tracked |
| Cirsium oreophilum | - | GUQ | SH | - | - | - | N | Fully Tracked |
| Cirsium osterhoutii | - | GUGHQ | SH | - | - | - | N | Fully Tracked |
| Cirsium ownbeyi | Ownbey's thistle | G3 | S2 | - | - | - | N | Fully Tracked |
| Cirsium perplexans | adobe thistle | G2G3 | S2S3 | - | USFS | - | N | Fully Tracked |
| Cirsium scapanolepis | mountain- slope thistle | G1G2Q | S1 | - | - | - | N | Fully Tracked |
| Cleome multicaulis | slender spiderflower | G2G3 | S2S3 | - | BLM | - | N | Fully Tracked |
| Cleomella angustifolia | northern rhombo- pod | G5 | S1 | - | - | - | N | Fully Tracked |
| Cleomella palmerana | Rocky Mountain rhombopod | G3G4 | S3 | - | - | - | N | Fully Tracked |
| Collomia grandiflora | showy collomia | G5 | S1 | - | - | - | N | Fully Tracked |
| Commelina dianthifolia | birdbill day- flower | G5 | S1? | - | - | - | N | Fully Tracked |
| Conimitella williamsii | Williams bishop's cap | G3? | S1 | - | - | - | N | Fully Tracked |
| Conopholis alpina var. mexicana | squaw- root | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Corispermum navicula | North Park bugseed | G1? | S1 | - | BLM | - | N | Fully Tracked |
| Corydalis caseana ssp. brandegeei | Sierra corydalis | G5T3T4 | S3S4 | - | - | - | N | Watchlisted Only |
| Crassula aquatica | - | G5 | SH | - | - | - | N | Fully Tracked |
| Crataegus chrysocarpa | yellow hawthorn | G5 | S1 | - | - | - | N | Fully Tracked |
| Crataegus saligna | willow hawthorn | G3G4 | S3 | - | - | - | N | Watchlisted Only |
| Crocanthemum bicknellii | frostweed | G5 | S2 | - | - | - | N | Fully Tracked |
| Cryptantha gypsophila | Gypsum Valley cateye | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Cryptogramma stelleri | slender rock- brake | G5 | S2 | - | BLM | - | N | Fully Tracked |
| Cylactis arctica ssp. acaulis | nagoon berry | G5T5 | S1 | - | USFS | - | N | Fully Tracked |
| Cymopterus duchesnensis | Uinta Basin spring- parsley | G3 | S1 | - | BLM | - | N | Fully Tracked |
| Cymopterus planosus | Rocky Mountain wavewing | G3G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Cypripedium calceolus ssp. parviflorum | American yellow lady's- slipper | G5 | S2 | - | USFS | - | Y | Fully Tracked |
| Cypripedium fasciculatum | clustered lady's- slipper | G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Cystopteris montana | mountain bladder fern | G5 | S1 | - | - | - | N | Fully Tracked |
| Cystopteris utahensis | Utah bladderfern | G3? | S1 | - | - | - | N | Fully Tracked |
| Delphinium ramosum var. alpestre | Colorado larkspur | G2 | S2 | - | - | - | N | Fully Tracked |
| Delphinium robustum | Wahatoya Creek larkspur | G2? | S2? | - | - | - | N | Fully Tracked |
| Descurainia kenheilii | Heil's tansy mustard | G1 | S1 | - | - | - | N | Fully Tracked |
| Descurainia ramosissima | Villa Grove tansy- mustard | G3? | S3? | - | - | - | N | Fully Tracked |
| Desmodium rigidum | rigid tick- trefoil | GNRQ | SX | - | - | - | N | Fully Tracked |
| Dichanthelium acuminatum var. sericeum | a grass | G5TNR | S1 | - | - | - | N | Fully Tracked |
| Dicoria wetherillii | Wetherill's dicoria | G4T2?Q | SU | - | - | - | N | Fully Tracked |
| Dimorphocarpa wislizeni | spectacle- pod | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Diphasiastrum alpinum | alpine clubmoss | G5 | S1S2 | - | - | - | N | Fully Tracked |
| Draba borealis | northern rockcress | G4 | S2 | - | - | - | N | Fully Tracked |
| Draba crassa | thick- leaf whitlow- grass | G3G4 | S3 | - | - | - | N | Fully Tracked |
| Draba exunguiculata | clawless draba | G2 | S2 | - | USFS | - | N | Fully Tracked |
| Draba fladnizensis | arctic draba | G4 | S2S3 | - | - | - | N | Fully Tracked |
| Draba globosa | rockcress draba | G3 | S1 | - | - | - | N | Fully Tracked |
| Draba graminea | San Juan whitlow- grass | G2 | S2 | - | - | - | N | Fully Tracked |
| Draba grayana | Gray's Peak whitlow- grass | G2 | S2 | - | USFS | - | N | Fully Tracked |
| Draba incerta | Yellowstone whitlow- grass | G5 | S1 | - | - | - | N | Fully Tracked |
| Draba macounii | Macoun's whitlow- grass | G3G4 | SU | - | - | - | N | Fully Tracked |
| Draba malpighiacea | whitlow- grass | G1G2 | S1S2 | - | - | - | N | Fully Tracked |
| Draba oligosperma | woods draba | G5 | S2 | - | - | - | N | Fully Tracked |
| Draba porsildii | Porsild's whitlow- grass | G3G4 | S1 | - | - | - | N | Fully Tracked |
| Draba rectifructa | mountain whitlow- grass | G3? | S2 | - | - | - | N | Fully Tracked |
| Draba smithii | Smith whitlow- grass | G2 | S2 | - | USFS | - | N | Fully Tracked |
| Draba streptobrachia | Colorado Divide whitlow- grass | G3 | S3 | - | - | - | N | Fully Tracked |
| Draba ventosa | tundra draba | G3 | S1 | - | - | - | N | Fully Tracked |
| Draba weberi | Weber's draba | G1 | S1 | - | - | - | N | Fully Tracked |
| Drosera anglica | English sundew | G5 | S1 | - | USFS | - | Y | Fully Tracked |
| Drosera rotundifolia | roundleaf sundew | G5 | S2 | - | USFS | - | Y | Fully Tracked |
| Drymaria effusa var. depressa | spreading drymaria | G4T4 | SNR | - | - | - | N | Fully Tracked |
| Dryopteris expansa | spreading wood fern | G5 | S1 | - | - | - | N | Fully Tracked |
| Elatine triandra | longstem water- wort | G5 | S1 | - | - | - | N | Fully Tracked |
| Enceliopsis nudicaulis | nakedstem | G5 | S1 | - | - | - | N | Fully Tracked |
| Enneapogon desvauxii | spike pappusgrass | G5 | S1 | - | - | - | N | Fully Tracked |
| Epipactis gigantea | helleborine | G4 | S2S3 | - | USFS | - | Y | Fully Tracked |
| Erigeron humilis | low fleabane | G4 | S1 | - | - | - | N | Fully Tracked |
| Erigeron kachinensis | kachina daisy | G2 | S1 | - | BLM | - | N | Fully Tracked |
| Erigeron lanatus | woolly fleabane | G3G4 | S1 | - | - | - | N | Fully Tracked |
| Erigeron nematophyllus | - | G3 | S2? | - | - | - | N | Fully Tracked |
| Erigeron philadelphicus | Philadelphia fleabane | G5 | S1 | - | - | - | N | Fully Tracked |
| Erigeron wilkenii | Wilken fleabane | G1 | S1 | - | - | - | N | Fully Tracked |
| Eriogonum acaule | single- stemmed wild buckwheat | G3 | S1 | - | BLM | - | N | Fully Tracked |
| Eriogonum brandegeei | Brandegee wild buckwheat | G1G2 | S1S2 | - | BLM, USFS | - | N | Fully Tracked |
| Eriogonum clavellatum | Comb Wash buckwheat | G2 | S1 | - | BLM | - | N | Fully Tracked |
| Eriogonum coloradense | Colorado wild buckwheat | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Eriogonum contortum | grand buckwheat | G3 | S2 | - | BLM | - | N | Fully Tracked |
| Eriogonum ephedroides | ephedra buckwheat | G3 | S1 | - | BLM | - | N | Fully Tracked |
| Eriogonum exilifolium | dropleaf buckwheat | G3 | S2 | - | USFS | - | N | Fully Tracked |
| Eriogonum leptocladon var. leptocladon | sand buckwheat | G5T3T4 | S1 | - | - | - | N | Fully Tracked |
| Eriogonum leptocladon var. ramosissimum | Eastwood sand buckwheat | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Eriogonum palmerianum | Palmer buckwheat | G4 | S1 | - | - | - | N | Fully Tracked |
| Eriogonum pauciflorum var. pauciflorum | few- flowered wild buckwheat | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Eriogonum pelinophilum | clay- loving wild buckwheat | G2 | S2 | LE | - | - | N | Fully Tracked |
| Eriogonum saurinum | Dinosaur buckwheat | G4T3 | S1 | - | - | - | N | Fully Tracked |
| Eriogonum scabrellum | Westwater buckwheat | G3 | S1 | - | - | - | N | Fully Tracked |
| Eriogonum tumulosum | woodside buckwheat | G3Q | S2 | - | BLM | - | N | Fully Tracked |
| Eriogonum viridulum | Duchesne buckwheat | G4Q | S1 | - | BLM | - | N | Fully Tracked |
| Eriophorum altaicum var. neogaeum | Altai cottongrass | G4?T3T4 | S3 | - | USFS | - | N | Fully Tracked |
| Eriophorum chamissonis | - | G5 | S1 | - | USFS | - | N | Fully Tracked |
| Eriophorum gracile | slender cottongrass | G5 | S2 | - | USFS | - | N | Fully Tracked |
| Erocallis triphylla | dwarf spring beauty | G4? | S2 | - | - | - | N | Fully Tracked |
| Eucephalus perelegans | Nuttall aster | G5 | S1 | - | - | - | N | Fully Tracked |
| Eustoma grandiflorum | showy prairie gentian | G5 | S3S4 | - | - | - | N | Watchlisted Only |
| Eutrema edwardsii ssp. penlandii | Mosquito Range mustard | G1G2 | S1S2 | LT | - | - | N | Fully Tracked |
| Festuca hallii | Hall fescue | G4 | S1 | - | USFS | - | N | Fully Tracked |
| Forsellesia meionandra | Utah greasebush | G5T3 | S3 | - | - | - | N | Fully Tracked |
| Forsellesia planitierum | Texas greasebush | G4 | S2 | - | - | - | N | Fully Tracked |
| Frasera coloradensis | Colorado green gentian | G2G3 | S2S3 | - | - | - | N | Fully Tracked |
| Frasera paniculata | tufted green gentian | G4 | S1 | - | BLM | - | N | Fully Tracked |
| Fritillaria pudica | yellow bell | G5 | S1 | - | - | - | N | Fully Tracked |
| Gastrolychnis kingii | King's campion | G2G4Q | S1 | - | - | - | N | Fully Tracked |
| Gentianella tortuosa | Utah gentian | G3? | S1 | - | BLM | - | N | Fully Tracked |
| Gilia haydenii | San Juan gilia | G3 | S2 | - | - | - | N | Fully Tracked |
| Gilia penstemonoides | Black Canyon gilia | G3 | S3 | - | - | - | N | Fully Tracked |
| Gilia sinistra | left- hand gilia | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Gilia stenothyrsa | narrow- stem gilia | G3 | S1 | - | BLM | - | N | Fully Tracked |
| Goodyera repens | dwarf rattlesnake- plantain | G5 | S3S4 | - | - | - | N | Watchlisted Only |
| Grammica umbellata | - | G5 | S1 | - | - | - | N | Fully Tracked |
| Grindelia arizonica | Arizona gumweed | G4 | S2 | - | - | - | N | Fully Tracked |
| Grindelia fastigiata | pointed gumwed | G3 | S3? | - | - | - | N | Fully Tracked |
| Guilleminea densa | - | G5 | S1 | - | - | - | N | Fully Tracked |
| Gutierrezia elegans | Lone Mesa snakeweed | G1 | S1 | - | BLM, USFS | - | N | Fully Tracked |
| Hackelia besseyi | Bessey's stickseed | G2G3 | SNR | - | - | - | N | Fully Tracked |
| Hackelia gracilenta | Mesa Verde stickseed | G1 | S1 | - | - | - | N | Fully Tracked |
| Halimolobos virgata | virgate halimolobos | G4 | S1? | - | - | - | N | Fully Tracked |
| Hedyotis nigricans | narrowleaf bluet | G5 | S1 | - | - | - | N | Fully Tracked |
| Helenium microcephalum | small- head sneezeweed | G5? | S1 | - | - | - | N | Fully Tracked |
| Hermidium alipes var. pallidum | - | G4 | S1 | - | - | - | N | Fully Tracked |
| Herrickia horrida | Canadian River spiny aster | G2? | S1 | - | - | - | N | Fully Tracked |
| Hesperochiron pumilus | dwarf hesperochiron | G4 | SH | - | - | - | N | Fully Tracked |
| Heterocodon rariflorum | western pearl- flower | G5 | SH | - | - | - | N | Fully Tracked |
| Heterosperma pinnatum | - | G5? | S1 | - | - | - | N | Fully Tracked |
| Heterotheca latifolia | - | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Heuchera richardsonii | Richardson alum- root | G5 | S1 | - | - | - | N | Fully Tracked |
| Heuchera rubescens | red alum- root | G5 | S1 | - | - | - | N | Fully Tracked |
| Hippochaete variegata | variegated scouringrush | G5 | S1 | - | - | - | N | Fully Tracked |
| Hypoxis hirsuta | yellow stargrass | G5 | S1 | - | - | - | N | Fully Tracked |
| Iliamna crandallii | Crandall's wild- hollyhock | GHQ | SH | - | - | - | N | Fully Tracked |
| Iliamna grandiflora | large- flower globe- mallow | G3?Q | S1 | - | - | - | N | Fully Tracked |
| Ipomopsis aggregata ssp. weberi | Rabbit Ears gilia | G5T2 | S2 | - | USFS | - | N | Fully Tracked |
| Ipomopsis congesta ssp. crebrifolia | compact gilia | G5T3T4 | S1 | - | - | - | N | Fully Tracked |
| Ipomopsis globularis | globe gilia | G2 | S2 | - | - | - | N | Fully Tracked |
| Ipomopsis multiflora | many- flowered gilia | G4? | S1 | - | - | - | N | Fully Tracked |
| Ipomopsis polyantha | Pagosa skyrocket | G1 | S1 | PE | BLM, USFS | - | N | Fully Tracked |
| Isoetes occidentalis | western quillwort | G4G5 | S1S2 | - | - | - | N | Fully Tracked |
| Isoetes setacea ssp. muricata | spiny- spored quillwort | G5?T5? | S2 | - | - | - | N | Fully Tracked |
| Juncus brachycephalus | small- headed rush | G5 | S1 | - | - | - | N | Fully Tracked |
| Juncus brevicaudatus | narrow- panicled rush | G5 | S1 | - | - | - | N | Fully Tracked |
| Juncus bryoides | minute rush | G4 | S1 | - | - | - | N | Fully Tracked |
| Juncus tweedyi | Tweedy's rush | G3Q | S1 | - | - | - | N | Fully Tracked |
| Juncus vaseyi | Vasey bulrush | G5? | S1 | - | - | - | N | Fully Tracked |
| Kobresia simpliciuscula | simple kobresia | G5 | S2 | - | USFS | - | N | Fully Tracked |
| Krigia biflora | two- flowered dwarf dandelion | G5 | S1 | - | - | - | N | Fully Tracked |
| Lepidium crenatum | Alkaline pepperwort | G2 | S2 | - | - | - | N | Fully Tracked |
| Leptodactylon watsonii | Watson's prickly- phlox | G3G5 | S2 | - | - | - | N | Fully Tracked |
| Lesquerella alpina ssp. alpina | - | G5T4 | SNR | - | - | - | N | Fully Tracked |
| Lesquerella arenosa var. argillosa | secund bladderpod | G5T4 | S1 | - | - | - | N | Fully Tracked |
| Lesquerella calcicola | Rocky Mountain bladderpod | G3 | S3 | - | - | - | N | Fully Tracked |
| Lesquerella congesta | Dudley Bluffs bladderpod | G1 | S1 | LT | - | - | N | Fully Tracked |
| Lesquerella parviflora | Piceance bladderpod | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Lesquerella pruinosa | Pagosa bladderpod | G2 | S2 | - | BLM, USFS | - | N | Fully Tracked |
| Lesquerella vicina | good- neighbor bladderpod | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Lewisia rediviva | bitterroot | G5 | S2 | - | - | - | N | Fully Tracked |
| Liatris lancifolia | gay- feather | G4 | S1 | - | - | - | N | Fully Tracked |
| Liatris ligulistylis | gay- feather | G5? | S1S2 | - | - | - | N | Fully Tracked |
| Liatris squarrosa var. glabrata | - | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Lilium philadelphicum | wood lily | G5 | S3S4 | - | - | - | N | Watchlisted Only |
| Limnorchis ensifolia | canyon bog- orchid | G4G5T4? | S3 | - | - | - | N | Watchlisted Only |
| Limnorchis zothecina | alcove bog orchid | G2 | S1 | - | - | - | Y | Fully Tracked |
| Listera borealis | northern twayblade | G4 | S2 | - | - | - | N | Fully Tracked |
| Listera convallarioides | broad- leaved twayblade | G5 | S2 | - | - | - | N | Fully Tracked |
| Lobelia cardinalis | - | G5 | S2 | - | - | - | N | Fully Tracked |
| Lomatium bicolor var. bicolor | Wasatch biscuitroot | G4T3T4 | S1 | - | - | - | N | Fully Tracked |
| Lomatium bicolor var. leptocarpum | Oregon biscuitroot | G4T3T4 | S2 | - | - | - | N | Fully Tracked |
| Lomatium concinnum | Colorado desert- parsley | G2G3 | S2S3 | - | BLM | - | N | Fully Tracked |
| Lomatium eastwoodiae | Eastwood desert- parsley | G3G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Lomatium foeniculaceum ssp. macdougalii | desert- parsley | G5T4T5 | S1 | - | - | - | N | Fully Tracked |
| Lupinus crassus | Payson lupine | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Luzula subcapitata | Colorado wood- rush | G3? | S3? | - | - | - | N | Fully Tracked |
| Lygodesmia doloresensis | Dolores River skeletonplant | G1G2 | S1 | - | BLM | - | N | Fully Tracked |
| Machaeranthera coloradoensis | Colorado tansy- aster | G3 | S3 | - | USFS | - | N | Fully Tracked |
| Mahonia haematocarpa | Colorado mahonia | G5 | SH | - | - | - | N | Fully Tracked |
| Malaxis monophyllos ssp. brachypoda | white adder's- mouth | G4Q | S1 | - | USFS | - | N | Fully Tracked |
| Mentzelia rhizomata | Roan Cliffs blazing star | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Mertensia alpina | alpine bluebells | G4? | S1 | - | - | - | N | Fully Tracked |
| Mertensia humilis | Rocky Mountain bluebells | G2 | S1 | - | - | - | N | Fully Tracked |
| Mesyniopsis kingii | yellow flax | G5 | SU | - | - | - | N | Fully Tracked |
| Mesynium aristatum | bristle flax | G5 | SH | - | - | - | N | Fully Tracked |
| Mimulus eastwoodiae | Eastwood monkey- flower | G3G4 | S1 | - | BLM | - | N | Fully Tracked |
| Mimulus gemmiparus | budding monkeyflower | G1 | S1 | - | USFS | - | N | Fully Tracked |
| Mimulus ringens | square- stem monkeyflower | G5 | SH | - | - | - | N | Fully Tracked |
| Minuopsis nuttallii | Nuttall sandwort | G5 | S1 | - | - | - | N | Fully Tracked |
| Monardella odoratissima | mountain wild mint | G4G5 | S2 | - | - | - | N | Fully Tracked |
| Monolepis pusilla | red poverty- weed | G5 | SH | - | - | - | N | Fully Tracked |
| Muhlenbergia depauperata | sixweeks muhly | G5 | S1 | - | - | - | N | Fully Tracked |
| Muhlenbergia thurberi | - | G3G4Q | SNR | - | - | - | N | Fully Tracked |
| Muscaria monticola | tundra saxifrage | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Myosurus cupulatus | western mouse- tail | G4? | S1? | - | - | - | N | Fully Tracked |
| Myriophyllum verticillatum | whorled water- milfoil | G5 | S1 | - | - | - | N | Fully Tracked |
| Nama densum | matted fiddleleaf | G5 | S1 | - | - | - | N | Fully Tracked |
| Nama dichotomum | livemore fiddleleaf | G4 | S1 | - | - | - | N | Fully Tracked |
| Nama hispidum | rough fiddleleaf | G4 | S1 | - | - | - | N | Fully Tracked |
| Naumburgia thyrsiflora | tufted loosestrife | G5 | SH | - | - | - | N | Fully Tracked |
| Nolina texana | Texas beargrass | G5 | S1 | - | - | - | N | Fully Tracked |
| Nuttallia chrysantha | golden blazing star | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Nuttallia cronquistii | Cronquist's stickleaf | G3?Q | S2S3 | - | - | - | N | Fully Tracked |
| Nuttallia densa | Arkansas Canyon stickleaf | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Nuttallia multicaulis | many- stem stickleaf | G3 | S3 | - | - | - | N | Fully Tracked |
| Nuttallia pterosperma | - | G4 | S2 | - | - | - | N | Fully Tracked |
| Nuttallia sinuata | wavy- leaf stickleaf | G3 | S3 | - | - | - | N | Fully Tracked |
| Nuttallia speciosa | jeweled blazingstar | G3 | S3 | - | - | - | N | Fully Tracked |
| Oenothera acutissima | narrow- leaf evening primrose | G2 | S2 | - | BLM | - | N | Fully Tracked |
| Oenothera coloradensis ssp. coloradensis | Colorado butterfly plant | G3T2 | S1 | LT | - | - | N | Fully Tracked |
| Oenothera coloradensis ssp. neomexicana | New Mexico butterfly weed | G3T3 | S1 | - | - | - | N | Fully Tracked |
| Oenothera engelmannii | Engelmann's evening- primrose | G4 | S1 | - | - | - | N | Fully Tracked |
| Oenothera grandis | - | G5? | S1 | - | - | - | N | Fully Tracked |
| Oenothera harringtonii | Arkansas Valley evening primrose | G3 | S3 | - | USFS | - | N | Fully Tracked |
| Oenothera kleinii | Wolf Creek evening primrose | GUGHQ | SX | - | - | - | N | Fully Tracked |
| Oenothera longissima | long- stem evening- primrose | G4 | S1 | - | - | - | N | Fully Tracked |
| Onoclea sensibilis | sensitive fern | G5 | SH | - | - | - | N | Fully Tracked |
| Oonopsis engelmannii | Engelmann goldenweed | G3 | S3? | - | - | - | N | Fully Tracked |
| Oonopsis foliosa var. monocephala | rayless goldenweed | G3G4T2 | S2 | - | - | - | N | Fully Tracked |
| Oonopsis sp. 1 | Pueblo goldenweed | G2 | S2 | - | - | - | N | Fully Tracked |
| Oonopsis wardii | Ward's golden- weed | G3 | S1 | - | - | - | N | Fully Tracked |
| Opuntia heacockiae | Heacock's prickly- pear | G2G3Q | S2S3 | - | - | - | N | Fully Tracked |
| Oreocarya aperta | Grand Junction cat's- eye | GH | SH | - | - | - | N | Fully Tracked |
| Oreocarya breviflora | short- flower cryptanth | G4 | S1 | - | - | - | N | Fully Tracked |
| Oreocarya caespitosa | Caespitose cat's- eye | G4 | S2 | - | BLM | - | N | Fully Tracked |
| Oreocarya cana | mountain cat's- eye | G5 | S2 | - | - | - | N | Fully Tracked |
| Oreocarya elata | cliff dweller's candlestick catseye | G3 | S2 | - | - | - | N | Fully Tracked |
| Oreocarya longiflora | long- flower cat's- eye | G3 | S3 | - | - | - | N | Fully Tracked |
| Oreocarya mensana | southwestern cat's- eye | G3 | S1 | - | - | - | N | Fully Tracked |
| Oreocarya osterhoutii | Osterhout cat's- eye | G2G3 | S2 | - | BLM | - | N | Fully Tracked |
| Oreocarya pustulosa | catseye | G5TNR | S1 | - | - | - | N | Fully Tracked |
| Oreocarya rollinsii | Rollins' cat's- eye | G3 | S2 | - | BLM | - | N | Fully Tracked |
| Oreocarya stricta | erect cryptanth | G3 | S3 | - | - | - | N | Fully Tracked |
| Oreocarya weberi | Weber's catseye | G3 | S3 | - | - | - | N | Fully Tracked |
| Oreoxis humilis | Pikes Peak spring parsley | G1 | S1 | - | USFS | - | N | Fully Tracked |
| Orophaca aretioides | cushion orophaca | G4 | S1 | - | - | - | N | Fully Tracked |
| Orophaca hyalina | summer orophaca | G4 | S1? | - | - | - | N | Fully Tracked |
| Orophaca triphylla | plains milkvetch | G5 | S1 | - | - | - | N | Fully Tracked |
| Oryzopsis contracta | an Indian ricegrass | G3G4 | SU | - | - | - | N | Fully Tracked |
| Oxybaphus decumbens | Great Plains four- o'clock | G5 | S1 | - | - | - | N | Fully Tracked |
| Oxybaphus rotundifolius | round- leaf four- o'clock | G2 | S2 | - | - | - | N | Fully Tracked |
| Oxytropis besseyi var. obnapiformis | Bessey locoweed | G5T2 | S2 | - | - | - | N | Fully Tracked |
| Oxytropis parryi | Parry's crazy- weed | G5 | S1 | - | - | - | N | Fully Tracked |
| Packera debilis | Rocky Mountain ragwort | G4 | S1 | - | - | - | N | Fully Tracked |
| Packera pauciflora | few- flowered ragwort | G4G5 | S1S2 | - | BLM | - | N | Fully Tracked |
| Packera paupercula | balsam ragweed | G5 | S1 | - | - | - | N | Fully Tracked |
| Papaver kluanensis | alpine poppy | G5T3T4 | S3S4 | - | - | - | N | Watchlisted Only |
| Parnassia kotzebuei | Kotzebue's grass- of- parnassus | G5 | S2 | - | USFS | - | N | Fully Tracked |
| Pediomelum aromaticum | Paradox breadroot | G3 | S2 | - | BLM | - | N | Fully Tracked |
| Pediomelum cuspidatum | - | G4 | S1 | - | - | - | N | Fully Tracked |
| Pediomelum megalanthum | large- flowered breadroot | G4? | S3S4 | - | - | - | N | Watchlisted Only |
| Pellaea atropurpurea | purple cliff- brake | G5 | S2S3 | - | - | - | N | Fully Tracked |
| Pellaea breweri | Brewer's cliff- brake | G5 | S2 | - | - | - | N | Fully Tracked |
| Pellaea suksdorfiana | smooth cliff- brake | G5T4? | S2 | - | - | - | N | Fully Tracked |
| Pellaea wrightiana | Wright's cliff- brake | G5 | S2 | - | - | - | N | Fully Tracked |
| Penstemon acaulis var. yampaensis | Yampa beardtongue | G3Q | S3 | - | - | - | N | Fully Tracked |
| Penstemon angustifolius var. vernalensis | vernal narrow- leaf penstemon | G5T3 | S1 | - | - | - | N | Fully Tracked |
| Penstemon breviculus | little penstemon | G3 | S2 | - | - | - | N | Fully Tracked |
| Penstemon crandallii ssp. atratus | - | G4T3 | SU | - | - | - | N | Fully Tracked |
| Penstemon crandallii ssp. procumbens | - | G4T2Q | SU | - | - | - | N | Fully Tracked |
| Penstemon cyathophorus | Middle Park penstemon | G3 | S3 | - | - | - | N | Fully Tracked |
| Penstemon debilis | Parachute penstemon | G1 | S1 | PT | BLM | - | Y | Fully Tracked |
| Penstemon degeneri | Degener beardtongue | G2 | S2 | - | BLM, USFS | - | Y | Fully Tracked |
| Penstemon eriantherus | crested beardtongue | G4 | SU | - | - | - | N | Fully Tracked |
| Penstemon fremontii var. glabrescens | Fremont's beardtongue | G3G4T2 | S2 | - | - | - | N | Fully Tracked |
| Penstemon gibbensii | Gibben's beardtongue | G1G2 | S1 | - | BLM | - | Y | Fully Tracked |
| Penstemon grahamii | Graham beardtongue | G2 | S1 | - | BLM | - | Y | Fully Tracked |
| Penstemon harbourii | Harbour beardtongue | G3G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Penstemon harringtonii | Harrington beardtongue | G3 | S3 | - | BLM, USFS | - | N | Fully Tracked |
| Penstemon jamesii | James' beard- tongue | G4 | S1 | - | - | - | N | Fully Tracked |
| Penstemon laricifolius ssp. exilifolius | larch- leaf beardtongue | G4T3Q | S2 | - | - | - | N | Fully Tracked |
| Penstemon lentus | Abajo penstemon | G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Penstemon mensarum | Grand Mesa penstemon | G3 | S3 | - | - | - | N | Fully Tracked |
| Penstemon parviflorus | small- flower beardtongue | GH | SH | - | - | - | N | Fully Tracked |
| Penstemon penlandii | Kremmling beardtongue | G1 | S1 | LE | - | - | Y | Fully Tracked |
| Penstemon radicosus | matroot penstemon | G5 | S1 | - | - | - | N | Fully Tracked |
| Penstemon retrorsus | adobe beardtongue | G3 | S3 | - | - | - | N | Fully Tracked |
| Penstemon scariosus var. albifluvis | White River penstemon | G4T1 | S1 | C | BLM | - | N | Fully Tracked |
| Penstemon scariosus var. cyanomontanus | plateau penstemon | G4T2 | S2 | - | - | - | N | Fully Tracked |
| Penstemon teucrioides | germander beardtongue | G2G3Q | S2S3 | - | - | - | N | Fully Tracked |
| Penstemon utahensis | Utah penstemon | G4 | S2 | - | - | - | N | Fully Tracked |
| Phacelia constancei | Constance's phacelia | G4 | S1 | - | - | - | N | Fully Tracked |
| Phacelia denticulata | Rocky Moutain phacelia | G3? | S3? | - | - | - | N | Fully Tracked |
| Phacelia formosula | North Park phacelia | G1 | S1 | LE | - | - | N | Fully Tracked |
| Phacelia incana | hoary phacelia | G3G4 | S1 | - | - | - | N | Fully Tracked |
| Phacelia integrifolia | gyp phacelia | G4 | S1 | - | - | - | N | Fully Tracked |
| Phacelia splendens | Eastwood phacelia | G3 | S3 | - | - | - | N | Fully Tracked |
| Phacelia submutica | DeBeque phacelia | G2 | S2 | PT | BLM, USFS | - | N | Fully Tracked |
| Phippsia algida | snow grass | G5 | S2 | - | - | - | N | Fully Tracked |
| Phlox caryophylla | Pagosa phlox | G4 | S3 | - | - | - | N | Fully Tracked |
| Phlox kelseyi ssp. salina | marsh phlox | G4T3?Q | S1 | - | - | - | N | Fully Tracked |
| Physaria alpina | Avery Peak twinpod | G2 | S2 | - | - | - | N | Fully Tracked |
| Physaria bellii | Bell's twinpod | G2G3 | S2S3 | - | - | - | N | Fully Tracked |
| Physaria obcordata | Piceance twinpod | G1G2 | S1S2 | LT | - | - | N | Fully Tracked |
| Physaria pulvinata | cushion bladderpod | G1 | S1 | - | BLM, USFS | - | N | Fully Tracked |
| Physaria rollinsii | Rollins' twinpod | G2 | S2 | - | - | - | N | Fully Tracked |
| Physaria scrotiformis | West Silver bladderpod | G1 | S1 | - | USFS | - | N | Fully Tracked |
| Poliomintha incana | purple sage | G5 | S1 | - | - | - | N | Fully Tracked |
| Polygala subspinosa | - | G4? | S1 | - | - | - | N | Fully Tracked |
| Polypodium hesperium | western polypody | G5 | S1S2 | - | - | - | N | Fully Tracked |
| Polypodium saximontanum | - | G3? | S3? | - | - | - | N | Fully Tracked |
| Polystichum scopulinum | crag holly fern | G5 | S1 | - | - | - | N | Fully Tracked |
| Portulaca parvula | dwarf purslane | G5 | S1 | - | - | - | N | Fully Tracked |
| Potamogeton diversifolius | waterthread pondweed | G5 | S1 | - | - | - | N | Fully Tracked |
| Potentilla ambigens | southern Rocky Mountain cinquefoil | G3 | S1S2 | - | - | - | N | Fully Tracked |
| Potentilla rupincola | Rocky Mountain cinquefoil | G2 | S2 | - | USFS | - | N | Fully Tracked |
| Potentilla subviscosa | - | G4? | S1 | - | - | - | N | Fully Tracked |
| Primula egaliksensis | Greenland primrose | G4 | S2 | - | USFS | - | N | Fully Tracked |
| Proatriplex pleiantha | Mancos saltbush | G3 | S1 | - | - | - | N | Fully Tracked |
| Prosopis glandulosa | honey mesquite | G5? | S1 | - | - | - | N | Fully Tracked |
| Prunus angustifolia | - | G5 | S1 | - | - | - | N | Fully Tracked |
| Prunus gracilis | - | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Ptilagrostis porteri | Porter feathergrass | G2 | S2 | - | USFS | - | N | Fully Tracked |
| Puccinellia parishii | Parish's alkali grass | G2G3 | S1 | - | - | - | N | Fully Tracked |
| Pyrola picta | pictureleaf wintergreen | G4G5 | S3S4 | - | - | - | N | Watchlisted Only |
| Ranunculus gelidus ssp. grayi | tundra buttercup | G4G5 | S2 | - | USFS | - | N | Fully Tracked |
| Reverchonia arenaria | - | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Ribes americanum | American currant | G5 | S2 | - | - | - | N | Fully Tracked |
| Ribes niveum | snow gooseberry | G3? | S1 | - | - | - | N | Fully Tracked |
| Rorippa coloradensis | Colorado watercress | GH | SH | - | - | - | N | Fully Tracked |
| Rotala ramosior | toothcup | G5 | S1 | - | - | - | N | Fully Tracked |
| Sagittaria graminea | - | G5 | S1 | - | - | - | N | Fully Tracked |
| Sagittaria montevidensis ssp. calycina | long- lobe arrowhead | G5T5? | S1 | - | - | - | N | Fully Tracked |
| Salix arizonica | Arizona willow | G2G3 | S1 | - | USFS | - | N | Fully Tracked |
| Salix candida | hoary or silver willow | G5 | S2 | - | USFS | - | N | Fully Tracked |
| Salix lanata ssp. calcicola | lime- loving willow | G4G5T4 | S1 | - | - | - | N | Fully Tracked |
| Salix myrtillifolia | low blueberry willow | G5 | S1 | - | USFS | - | N | Fully Tracked |
| Salix serissima | autumn willow | G4 | S1 | - | USFS | - | N | Fully Tracked |
| Sapindus drummondii | soapberry | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Sarcostemma crispum | twinevine | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Saussurea weberi | Weber saussurea | G2G3 | S2 | - | - | - | N | Fully Tracked |
| Schoenoplectus saximontanus | Rocky Mountain bulrush | G5 | S1 | - | - | - | N | Fully Tracked |
| Sclerocactus glaucus | Colorado hookless cactus | G2G3 | S2S3 | LT | - | - | Y | Fully Tracked |
| Sclerocactus mesae - verdae | Mesa Verde cactus | G2 | S2 | LT | - | - | Y | Fully Tracked |
| Selaginella weatherbiana | Weatherby's spike- moss | G3G4 | S3S4 | - | - | - | N | Watchlisted Only |
| Senecio sphaerocephalus | rough- head groundsel | G4G5 | S2 | - | - | - | N | Fully Tracked |
| Seriphidium pygmaeum | pygmy sagebrush | G4 | S1 | - | - | - | N | Fully Tracked |
| Silphium integrifolium | - | G5 | SH | - | - | - | N | Fully Tracked |
| Silphium laciniatum | compass- plant | G5 | SH | - | - | - | N | Fully Tracked |
| Sisyrinchium demissum | blue- eyed grass | G5 | S2 | - | - | - | N | Fully Tracked |
| Sisyrinchium pallidum | pale blue- eyed grass | G2G3 | S2 | - | BLM | - | N | Fully Tracked |
| Smilax lasioneura | carrion- flower | G5 | S3S4 | - | - | - | N | Watchlisted Only |
| Sparganium eurycarpum | broodfruit burreed | G5 | S2? | - | - | - | N | Fully Tracked |
| Spatularia foliolosa | leafy saxifrage | G4 | S1 | - | - | - | N | Fully Tracked |
| Sphaeromeria argentea | Nuttall's false- sagebrush | G3G4 | S1 | - | - | - | N | Fully Tracked |
| Sphaeromeria capitata | rock- tansy | G3 | S1 | - | BLM | - | N | Fully Tracked |
| Spiranthes diluvialis | Ute ladies' tresses | G2G3 | S2 | LT | - | - | Y | Fully Tracked |
| Sporobolus flexuosus | mesa dropseed | G5 | S1S2 | - | - | - | N | Fully Tracked |
| Sporobolus nealleyi | Nealley's dropseed | G5 | S1 | - | - | - | N | Fully Tracked |
| Stanleya albescens | Arizona prince- plume | G3 | S3 | - | - | - | N | Fully Tracked |
| Stellaria irrigua | Altai chickweed | G4? | S2 | - | - | - | N | Fully Tracked |
| Stillingia sylvatica | - | G5 | S1 | - | - | - | N | Fully Tracked |
| Stipa richardsonii | Richardson needlegrass | G5 | S2 | - | - | - | N | Fully Tracked |
| Subularia aquatica | water awlwort | G5 | S1 | - | - | - | N | Fully Tracked |
| Sullivantia hapemanii var. purpusii | Hanging Garden sullivantia | G3T3 | S3 | - | - | - | N | Fully Tracked |
| Telesonix jamesii | James' telesonix | G2 | S2 | - | - | - | N | Fully Tracked |
| Thalictrum heliophilum | sun- loving meadowrue | G2 | S2 | - | BLM, USFS | - | N | Fully Tracked |
| Thamnosma texana | Dutchman's breeches | G5 | SH | - | - | - | N | Fully Tracked |
| Thellungiella salsuginea | salt- lick mustard | G4G5 | S1 | - | - | - | N | Fully Tracked |
| Thelypodiopsis juniperorum | juniper tumble mustard | G2 | S2 | - | - | - | N | Fully Tracked |
| Thelypodium paniculatum | northwestern thelypody | G2 | S1 | - | - | - | N | Fully Tracked |
| Thelypodium sagittatum | slender thelypody | G4 | S1 | - | - | - | N | Fully Tracked |
| Tonestus lyallii | Lyall haplopappus | G5 | S1? | - | - | - | N | Fully Tracked |
| Townsendia fendleri | Fendler's townsend- daisy | G2 | S2 | - | - | - | N | Fully Tracked |
| Townsendia glabella | Gray's townsend- daisy | G2 | S2 | - | - | - | N | Fully Tracked |
| Townsendia rothrockii | Rothrock townsend- daisy | G2G3 | S2S3 | - | - | - | N | Fully Tracked |
| Townsendia strigosa | strigose Easter- daisy | G4 | S1 | - | BLM | - | N | Fully Tracked |
| Trautvetteria caroliniensis | tasslerue | G5 | S1 | - | - | - | N | Fully Tracked |
| Trichophorum pumilum | little bulrush | G5 | S2 | - | BLM | - | N | Fully Tracked |
| Trifolium andinum | mountain clover | G3 | S1 | - | - | - | N | Fully Tracked |
| Trifolium kingii | King's clover | G5 | S1 | - | - | - | N | Fully Tracked |
| Trillium ovatum | western wake- robin | G5 | S3S4 | - | - | - | N | Watchlisted Only |
| Triodanis leptocarpa | slim- pod Venus' looking- glass | G5? | S1 | - | - | - | N | Fully Tracked |
| Triteleia grandiflora | - | G4G5 | S1 | - | USFS | - | N | Fully Tracked |
| Truellum sagittatum | arrow- leaved tearthumb | G5 | S1 | - | - | - | N | Fully Tracked |
| Unamia alba | prairie goldenrod | G5 | S2S3 | - | - | - | N | Fully Tracked |
| Urtica gracilis ssp. holosericea | - | G5T5? | S1 | - | - | - | N | Fully Tracked |
| Utricularia intermedia | flatleaf bladderwort | G5 | S1 | - | - | - | N | Fully Tracked |
| Utricularia minor | lesser bladderwort | G5 | S2 | - | USFS | - | N | Fully Tracked |
| Utricularia ochroleuca | northern bladderwort | G4? | S1? | - | - | - | N | Fully Tracked |
| Vernonia baldwinii ssp. interior | Baldwin ironweed | G5T5 | S1 | - | - | - | N | Fully Tracked |
| Vernonia fasciculata ssp. corymbosa | fascicled ironweed | G5T3T5 | S1 | - | - | - | N | Fully Tracked |
| Viola pedatifida | prairie violet | G5 | S2 | - | - | - | N | Fully Tracked |
| Viola selkirkii | Selkirk violet | G5? | S1 | - | USFS | - | N | Fully Tracked |
| Virgulus novae - angliae | New England aster | G5 | S1 | - | - | - | N | Fully Tracked |
| Woodsia neomexicana | New Mexico cliff fern | G4? | S2 | - | - | - | N | Fully Tracked |
| Woodsia plummerae | Plummer's cliff fern | G5 | S1 | - | - | - | N | Fully Tracked |
| Zosterella dubia | grassleaf mud- plantain | G5 | S1 | - | - | - | N | Fully Tracked |