AttachmentB_R2SSPlantList.pdf

USFS Region 2 Sensitive Species Occuring on the Shoshone NF Attachment B

Scientific Name Common Name Habitat Description Habitat Group Species Type Soil Type Where Found Min (ft) Max (ft) Currently Known on Forest

Amerorchis rotundifolia Round leaf orchid Coniferous rich fens and white spruce swamps Fens and wetlands SS Calcareous 6600 6880 Swamp Lake and others

Botrychium ascendens Trianglelobe moonwort Riparian willow communities, with significant moss, gravel and cobble Montane riparian SS Volcanic and granitic 8000 9000

Carex diandra Lesser panicled sedge Rich fens, floating mats Fens and wetlands SS Calcareous 6100 9700 Swamp Lake

Carex livida Livid sedge Rich fens, floating mats Fens and wetlands SS Calcareous 6400 10000 Swamp Lake

Descaurania torulosa Wyoming tansymustard Rocky slopes and ridges Barren, rocky, sparsely vegetated SS Volcanic 7700 10500

Drosera anglica English sundew Poor fens, floating mats Fens and wetlands SS Granitic 6400 9000

Eriophorum chamissonis Chamisso's cottongrass Subalpine fens Fens and wetlands SS Volcanic and granitic 7350 8320 Absarokas and Beartooths

Eriophorum gracile Slender cottongrass Poor fens Fens and wetlands SS Granitic? 7700 8900 Beartooths

Festuca hallii Hall's fescue or plains rough fescue Montane grasslands Meadows and grasslands SS Calcareous 6800 11000 Bald Ridge

Kobresia simpliciuscula Simple bog sedge Rich fens, open canopy, marl wetland with moist hummocks Fens and wetlands SS Calcareous 6000 11000 Swamp Lake *only documentation in WY

Lesquerella fremonti i Fremont bladderpod Calcareous substrates on sparsely vegetated slopes and ridges Barren, rocky, sparsely vegetated SS Calcarious 6800 11100 8 to 12 known locations. Largest population as well - burned in 2002.

Oarbassua kotzebuei Kotzebue's grass Alpine wetlands Fens and wetlands SS Clays 8100 12000 Clark's Fork

Penstemon absarokensis Absaroka Range beardtongue Rocky slopes and ridges Barren, rocky, sparsely vegetated SS Volcanic 5920 10000 North Fork Shoshone

Pinus albicaulis Whitebark pine Treeline and subalpine forest Forested C Multiple 8000 10000 Throughout

Primula egalikensis Greenland primrose Wet meadows and bogs Fens and wetlands SS Calcareous 6600 8000

Pyrrocoma carthamoides var. subsquarrosa Absaroka goldenweed Montane meadows, grasslands, bare slopes, ridges Meadows and grasslands SS Calcareous, sandstone and volcanic 6000 10600 Bald Ridge and eastern Absarokas

Pyrrocoma integrifolia Entire-leaf goldenweed Montane meadows Meadows and grasslands SS Calcareous 6330 8900 Wind Rivers and southern Absarokas

Ranunculus gelida Ice-cold buttercup Alpine Alpine SS Volcanic 10000 11000 Absarokas in Clark's Fork

Salix barrattiana Baratt willow Alpine wetlands Fens and wetlands SS Granitic 9700 10000

Salix candida Sageleaf willow Rich fens, floating mats Fens and wetlands SS Granitic and calcareous 6600 9200 Clark's Fork

Salix myrtillifolia var. myrtillifolia Myrtleleaf willow Rich fens, floating mats Fens and wetlands SS Calcareous 6600 6685 Swamp Lake

Shoshonea pulvinata Shoshonea Calcareous soils and rock outcrops Barren, rocky, sparsely vegetated SS Calcareous 5800 9300 Limestone outcrops

Sphagnum angustifolium Sphagnum Fens Fens and wetlands SS N/A 6600 11000 Swamp Lake

Spiranthes diluvialis Ute's ladies' tresses Riparian areas with periodic flooding or other disturbance, high water table. Fens and wetlands, meadows and grasslands T Calcareous and alkaline 720 7000 Not currently known on the Shoshone. USFWS would like to have absence data for habitat model.

Townsendia condensata var. anomala North Fork Easter daisy Rocky slopes and ridges Barren, rocky, sparsely vegetated SS Volcanic 6100 13150 Absarokas

Utricularia minor Lesser bladderwort Rich fens Fens and wetlands SS Calcareous 6600 8600 Swamp Lake

Font indicates an endemic.

SS = R2 USFS Sensitive species

C =USFWS Candidate species

Currently Known Elevations