Mapping > River Subbasin Summaries > Arkansas Headwaters Tracked Elements

The Arkansas Headwaters Subbasin

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Tracked elements of biodiversity include animals, plants, and natural communities that are uncommon either globally or within the state of Colorado. The list below includes all wetland and riparian dependent elements found within the subbasin and the count of known occurrences.

  • Amphibians

State Scientific NameState Common NameGRankSRankCount
Anaxyrus boreas pop. 1Boreal Toad (Southern Rocky Mountain Population)G4T1QS117
  • Birds

State Scientific NameState Common NameGRankSRankCount
Cypseloides nigerBlack SwiftG4S3B3
Melanerpes lewisLewis's WoodpeckerG4S42
  • Fish

State Scientific NameState Common NameGRankSRankCount
Oncorhynchus clarkii stomiasGreenback Cutthroat TroutG4T2T3S22
  • Insects

State Scientific NameState Common NameGRankSRankCount
Ochrotrichia susanaeSusan's purse-making caddisflyG2S21
  • Mammals

State Scientific NameState Common NameGRankSRankCount
Sorex nanusDwarf ShrewG4S23
  • Mollusks

State Scientific NameState Common NameGRankSRankCount
Valvata sinceraMossy ValvataG5S31
  • Natural Communities

State Scientific NameState Common NameGRankSRankCount
Abies concolor - Picea pungens - Populus angustifolia / Acer glabrum ForestMontane Riparian ForestsG2S21
Alnus incana - Salix drummondiana ShrublandMontane Riparian ShrublandG3S32
Alnus incana / Mesic Forbs ShrublandThinleaf Alder/Mesic Forb Riparian ShrublandG3S31
Betula nana / Mesic Forbs - Mesic Graminoids ShrublandSubalpine Riparian ShrublandG3G4S35
Betula occidentalis / Maianthemum stellatum ShrublandFoothills Riparian ShrublandG4?S33
Betula occidentalis / Mesic Graminoids ShrublandLower Montane Riparian ShrublandsG3S26
Eleocharis rostellata Herbaceous VegetationEmergent WetlandG3S22
Juniperus scopulorum / Cornus sericea WoodlandRiparian WoodlandG4S21
Pascopyrum smithii - Eleocharis spp. Herbaceous VegetationPlaya GrasslandG1S11
Phippsia algida Herbaceous VegetationAlpine WetlandsGUS17
Picea pungens / Alnus incana WoodlandMontane Riparian ForestsG3S33
Picea pungens / Betula occidentalis WoodlandMontane Riparian WoodlandG2S22
Picea pungens / Equisetum arvense WoodlandMontane Riparian ForestG3?S11
Pinus ponderosa / Alnus incana WoodlandPonderosa Pine/Thin Leaf AlderG2S11
Populus angustifolia - Juniperus scopulorum WoodlandMontane Riparian ForestG2G3S311
Populus angustifolia - Pseudotsuga menziesii WoodlandMontane Riparian ForestG3S26
Populus angustifolia / Alnus incana WoodlandMontane Riparian ForestG3S37
Populus angustifolia / Betula occidentalis WoodlandMontane Riparian ForestG3S313
Populus angustifolia / Salix (monticola, drummondiana, lucida) WoodlandNarrowleaf Cottonwood/Mixed Willows Montane Riparian ForestG3S24
Populus tremuloides / Acer glabrum ForestMontane Riparian ForestsG1G2S21
Populus tremuloides / Alnus incana ForestMontane Riparian ForestsG3S36
Populus tremuloides / Betula occidentalis ForestG3S21
Populus tremuloides / Salix drummondiana ForestG3G4S12
Pseudotsuga menziesii / Betula occidentalis WoodlandMontane Riparian ForestG3?S26
Pseudotsuga menziesii / Cornus sericea WoodlandLower Montane Riparian ForestsG4S22
Salix drummondiana / Calamagrostis canadensis ShrublandLower Montane Willow CarrsG3S31
Salix geyeriana - Salix monticola / Mesic Forbs ShrublandGeyer's Willow-Rocky Mountain Willow/Mesic ForbG3S33
Salix geyeriana / Carex aquatilis ShrublandMontane Willow CarrG3S23
Salix geyeriana / Mesic Forbs ShrublandMontane Willow CarrG3S22
Salix geyeriana / Mesic Graminoids ShrublandGeyer's Willow/Mesic GraminoidG3?S21
Salix ligulifolia ShrublandMontane Willow CarrG2G3S31
Salix monticola / Carex aquatilis ShrublandMontane Riparian Willow CarrG3S21
Salix monticola / Carex utriculata ShrublandMontane Riparian Willow CarrG3S32
Salix planifolia / Deschampsia caespitosa ShrublandSubalpine Riparian Willow CarrG2G3S21
Salix planifolia / Mesic Forbs Shrubland [Provisional]Planeleaf Willow/Mesic ForbsG4S21
Salix wolfii / Carex aquatilis ShrublandSubalpine Riparian Willow CarrG4S33
Salix wolfii / Mesic Forbs ShrublandSubalpine Riparian Willow CarrG3S34
  • Vascular Plants

State Scientific NameState Common NameGRankSRankCount
Carex concinnalow northern sedgeG5S12
Carex diandralesser panicled sedgeG5S11
Carex oreocharisa sedgeG3S21
Carex scirpoideaCanadian single-spike sedgeG5S24
Carex stenoptilasmall-winged sedgeG3S21
Epipactis giganteagiant helleborineG4S1S23
Eriophorum altaicum var. neogaeumAltai cottongrassG4?T3T4S34
Eriophorum gracileslender cottongrassG5S1S23
Eutrema penlandiiMosquito Range mustardG1G2S1S22
Hypoxis hirsutaYellow stargrassG5S13
Liatris ligulistylisgay-featherG5?S22
Listera borealisnorthern twaybladeG4S22
Listera convallarioidesBroad-leaved twaybladeG5S21
Phippsia algidasnow grassG5S211
Ptilagrostis porteriPorter feathergrassG2S21
Salix candidahoary or silver willowG5S22
Salix serissimaautumn willowG5S11
Sisyrinchium pallidumPale blue-eyed grassG3S24
Utricularia minorlesser bladderwortG5S21