Wyoming Rare Plant Field Guide
Species by Soil Type
Soil Types
Acidic Substrates
Trailing Clubmoss -- Lycopodium complanatum
Meadow Milkvetch -- Astragalus diversifolius var. diversifolius
Many-Stemmed Spider-Flower -- Cleome multicaulis
Colorado Butterfly Plant -- Gaura neomexicana ssp. coloradensis
Red Manzanita -- Arctostaphylos rubra
Soft Aster -- Aster mollis
Livid Sedge -- Carex livida
Boreal Draba -- Draba borealis
Wooly Fleabane -- Erigeron lanatus
Payson's Bladderpod -- Lesquerella paysonii
Marsh Muhly -- Muhlenbergia glomerata
Alpine Feverfew -- Parthenium alpinum
Dorn's Twinpod -- Physaria dornii
Devil's Gate Twinpod -- Physaria eburniflora
Creeping Twinpod -- Physaria integrifolia var. monticola
Greenland Primrose -- Primula egaliksensis
Rolland's Bulrush -- Scirpus rollandii
Shoshonea -- Shoshonea pulvinata
Hapeman's Sullivantia -- Sullivantia hapemanii var. hapemanii
Mystery Wormwood -- Artemisia biennis var. diffusa
Porter's Sagebrush -- Artemisia porteri
Bastard Draba Milkvetch -- Astragalus drabelliformis
Hyattville Milkvetch -- Astragalus jejunus var. articulatus
Starveling Milkvetch -- Astragalus jejunus var. jejunus
Precocious Milkvetch -- Astragalus proimanthus
Cedar Rim Thistle -- Cirsium aridum
Rabbit Buckwheat -- Eriogonum brevicaule var. canum
Narrowleaf Goldenweed -- Haplopappus macronema var. linearis
Large-Friuted Bladderpod -- Lesquerella macrocarpa
Gibben's Beardtongue -- Penstemon gibbensii
Opal Phlox -- Phlox opalensis
Rocky Mountain Twinpod -- Physaria saximontana var saximontana
Desert Yellowhead -- Yermo xanthocephalus
Uinta Greenthread -- Thelesperma pubescens
Cedar Mountain Easter Daisy -- Townsendia microcephala
Larimer Aletes -- Aletes humilis
Laramie Columbine -- Aquilegia laramiensis
Small Rock Cress -- Arabis pusilla
Devil's Gate Twinpod -- Physaria eburniflora
Northern Arnica -- Arnica lonchophylla
Cedar Rim Thistle -- Cirsium aridum
Owl Creek Miner's Candle -- Cryptantha subcapitata
Narrowleaf Goldenweed -- Haplopappus macronema var. linearis
Sidesaddle Bladderpod -- Lesquerella arenosa var. argillosa
Keeled Bladderpod -- Lesquerella carinata var. carinata
Stemless Beardtongue -- Penstemon acaulis var. acaulis
Beaver Rim Phlox -- Phlox pungens
Creeping Twinpod -- Physaria integrifolia var. monticola
Weber's Saw-Wort -- Saussurea weberi
Uinta Greenthread -- Thelesperma pubescens
North Fork Easter Daisy -- Townsendia condensata var. anomala
Large-Friuted Bladderpod -- Lesquerella macrocarpa
Ross' Bentgrass -- Agrostis rossiae
Clustered Lady's Slipper -- Cypripedium fasciculatum
Sweet-flowered Rock Jasmine -- Androsace chamaejasme var. carinata
Northern Arnica -- Arnica lonchophylla
Soft Aster -- Aster mollis
Dubois Milkvetch -- Astragalus gilviflorus var. purpureus
Prairie Moonwort -- Botrychium campestre
Williams' Waferparsnip -- Cymopterus williamsii
Boreal Draba -- Draba borealis
Rockcress Draba -- Draba densifolia var. apiculata
Comb-Hair Whitlow-Grass -- Draba pectinipila
Wooly Fleabane -- Erigeron lanatus
Sidesaddle Bladderpod -- Lesquerella arenosa var. argillosa
Keeled Bladderpod -- Lesquerella carinata var. carinata
Colorado Tansy-Aster -- Machaeranthera coloradoensis
Naked-Stemmed Parrya -- Parrya nudicaulis
Beaver Rim Phlox -- Phlox pungens
Devil's Gate Twinpod -- Physaria eburniflora
Rocky Mountain Twinpod -- Physaria saximontana var saximontana
Absaroka Goldenweed -- Pyrrocoma carthamoides var. subsquarrosus
Weber's Saw-Wort -- Saussurea weberi
Shoshonea -- Shoshonea pulvinata
Laramie False Sagebrush -- Sphaeromeria simplex
Ute Lady's Tresses -- Spiranthes diluvialis
Porter's Sagebrush -- Artemisia porteri
Ute Lady's Tresses -- Spiranthes diluvialis
Dubois Milkvetch -- Astragalus gilviflorus var. purpureus
Bastard Draba Milkvetch -- Astragalus drabelliformis
Starveling Milkvetch -- Astragalus jejunus var. jejunus
Wyoming Tansymustard -- Descurainia torulosa
Rabbit Buckwheat -- Eriogonum brevicaule var. canum
Colorado Tansy-Aster -- Machaeranthera coloradoensis
Beaver Rim Phlox -- Phlox pungens
Devil's Gate Twinpod -- Physaria eburniflora
Rocky Mountain Twinpod -- Physaria saximontana var saximontana
Absaroka Goldenweed -- Pyrrocoma carthamoides var. subsquarrosus
Barneby's Clover -- Trifolium barnebyi
Yellowstone Sand Verbena -- Abronia ammophila
Payson's Milkvetch -- Astragalus paysonii
Cedar Rim Thistle -- Cirsium aridum
Narrowleaf Goldenweed -- Haplopappus macronema var. linearis
Rabbit Buckwheat -- Eriogonum brevicaule var. canum
Contracted Indian Ricegrass -- Oryzopsis contracta
Gibben's Beardtongue -- Penstemon gibbensii
Persistent Sepal Yellowcress -- Rorippa calycina
Sidesaddle Bladderpod -- Lesquerella arenosa var. argillosa
Dubois Milkvetch -- Astragalus gilviflorus var. purpureus
Starveling Milkvetch -- Astragalus jejunus var. jejunus
Precocious Milkvetch -- Astragalus proimanthus
Cedar Rim Thistle -- Cirsium aridum
Ownbey's Thistle -- Cirsium ownbeyi
Sidesaddle Bladderpod -- Lesquerella arenosa var. argillosa
Keeled Bladderpod -- Lesquerella carinata var. carinata
Gibben's Beardtongue -- Penstemon gibbensii
Tufted Twinpod -- Physaria condensata
Dorn's Twinpod -- Physaria dornii
Green River Greenthread -- Thelesperma caespitosum
Wyoming Tansymustard -- Descurainia torulosa
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