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Pitkin County

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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 county and the count of known occurrences.

  • Amphibians

State Scientific NameState Common NameGRankSRankCount
Anaxyrus boreas pop. 1Boreal Toad (Southern Rocky Mountain Population)G4T1QS119
  • Birds

State Scientific NameState Common NameGRankSRankCount
Cypseloides nigerBlack SwiftG4S3B3
Haliaeetus leucocephalusBald EagleG5S1B,S3N1
Melanerpes lewisLewis's WoodpeckerG4S41
  • Fish

State Scientific NameState Common NameGRankSRankCount
Oncorhynchus clarkii pleuriticusColorado River Cutthroat TroutG4T3S325
  • Natural Communities

State Scientific NameState Common NameGRankSRankCount
Carex saxatilis Herbaceous VegetationWet MeadowG3S11
Picea pungens / Alnus incana WoodlandMontane Riparian ForestsG3S31
Picea pungens / Cornus sericea WoodlandMontane Riparian ForestG4S21
Populus angustifolia - Picea pungens / Alnus incana WoodlandMontane Riparian ForestsG3S311
Populus angustifolia - Pseudotsuga menziesii WoodlandMontane Riparian ForestG3S22
Populus angustifolia / Betula occidentalis WoodlandMontane Riparian ForestG3S31
Populus angustifolia / Prunus virginiana WoodlandNarrowleaf Cottonwood/Common ChokecherryG2QS21
Pseudotsuga menziesii / Cornus sericea WoodlandLower Montane Riparian ForestsG4S21
Salix drummondiana / Calamagrostis canadensis ShrublandLower Montane Willow CarrsG3S39
Salix drummondiana / Carex utriculata ShrublandMontane Willow CarrG4S21
Salix planifolia / Calamagrostis canadensis ShrublandSubalpine Riparian Willow CarrG4S21
Salix planifolia / Deschampsia caespitosa ShrublandSubalpine Riparian Willow CarrG2G3S22
  • Nonvascular Plants

State Scientific NameState Common NameGRankSRankCount
Sphagnum platyphyllumG5S1S24
  • Vascular Plants

State Scientific NameState Common NameGRankSRankCount
Carex leptaleabristle-stalk sedgeG5S11
Eriophorum altaicum var. neogaeumAltai cottongrassG4?T3T4S38
Eriophorum chamissonisG5S17
Listera convallarioidesBroad-leaved twaybladeG5S2
Sullivantia hapemanii var. purpusiiHanging Garden sullivantiaG3T3S31