Rare Plant Field Guide

Table of Contents Home Introduction Acknowledgments Definitions Master Plant List USFS List BLM List Other Agencies Glossary References Plant Survey Form HELP! NDIS Home CNHP Home

COLORADO MASTER PLANT LIST | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Scientific Name Common Name Heritage Rank Federal Status Adiantum capillus-veneris Southern maiden-hair fern G5/S2 S-FS Aletes eastwoodiae (Coult. & Rose) W.A. Weber Eastwood desert-parsley G3G4/S3S4 Aletes humilis Coult. & Rose Larimer aletes G2G3/S2S3 (C2),S-FS Aletes latilobus (Rydb.) W.A. Weber Canyonlands aletes G1/S1 (C2),S-BLM Aletes lithophilus (Mathias) W.A. Weber Rock-loving aletes G2/S2 (3C),S-FS/BLM Ambrosia linearis (Rydb.) Payne Plains ragweed G2/S2 (C2),S-FS Anticlea vaginata Rydberg Alcove death camas G2/S2 (3C) Aquilegia chrysantha A. Gray var. rydbergii Munz Golden columbine G4T1T2/S1S2 (3C) Aquilegia micrantha Eastwood var. mancosana Eastw. Mancos columbine G5THQ/SH (3B) Aquilegia saximontana Rydberg ex B.L. Robinson in A. Gray Rocky Mountain columbine G3/S3 (3C) Arabidopsis salsuginea [see Thellungiella salsuginea] Arabis fernaldiana var. fernaldiana [see Boechera fernaldiana var. fernaldiana] Armeria maritima ssp. sibirica [see Armeria scabra ssp. sibirica] Armeria scabra Pallas ssp. sibirica (Turcz. ex Boiss.) Hylander Sea pink G5T5/S1 S-FS Asclepias uncialis Greene Dwarf milkweed G1G2/S1S2 (C2),S-FS/BLM Askellia nana (Richardson) W.A. Weber Dwarf hawksbeard G5/S2 Asplenium adiantum-nigrum [see Asplenium andrewsii] Asplenium andrewsii A. Nelson Black spleenwort G5/S1 Asplenium platyneuron (L.) B.S.P. Ebony spleenwort G5/S1 Astragalus anisus M.E. Jones Gunnison milkvetch G3/S2 (C2),S-FS/BLM Astragalus brandegei T.C. Porter Brandegee milkvetch G5/S1S2 (C2),S-BLM Astragalus cronquistii Barneby Cronquist milkvetch G2/S2 (C2),S-BLM Astragalus debequaeus Welsh Debeque milkvetch G2/S2 (C2),S-BLM Astragalus deterior (Barneby) Barneby Cliff-palace milkvetch G2/S2 (C2) Astragalus detritalis M.E. Jones Debris milkvetch G3/S2 (3C),S-BLM Astragalus duchesnensis M.E. Jones Duchesne milkvetch G3/S1S2 (3C),S-BLM Astragalus hamiltonii [see Astragalus lonchocarpus var. hamiltonii] Astragalus humillimus Gray Mancos milkvetch G1/S1 E Astragalus linifolius Osterhout Grand Junction milkvetch G2/S2 (3C),S-BLM Astragalus lonchocarpus Torrey var. hamiltonii (C.L. Porter) Isely Hamilton milkvetch G4T1/S1 (C2),S-BLM Astragalus microcymbus Barneby Skiff milkvetch G1/S1 (C2),S-BLM Astragalus molybdenus Barneby Leadville milkvetch G3/S2 (C2),S-FS Astragalus musiniensis M.E. Jones Ferron milkvetch G3/S1 S-BLM Astragalus naturitensis Payson Naturita milkvetch G2G3/S2S3 (3C) Astragalus nelsonianus Barneby Nelson milkvetch G3/S1 S-BLM Astragalus osterhoutii M.E. Jones Osterhout milkvetch G1/S1 E Astragalus piscator Barneby & Welsh Fisher towers milkvetch G1?/S1 Astragalus proximus (Rydb.) Woot. & Standl. Aztec milkvetch G4/S2 (C2),S-FS/BLM Astragalus rafaelensis M.E. Jones San Rafael milkvetch G3/S1 (3C) Astragalus ripleyi Barneby Ripley milkvetch G3?/S2 (C2),S-FS/BLM Astragalus schmolliae C.L. Porter Schmoll milkvetch G1/S1 (C2) Astragalus sesquiflorus S. Wats. Sandstone milkvetch G3/S1 S-BLM Astragalus tortipes J. L. Anderson & J. M. Porter Sleeping Ute milkvetch G1/S1 C Astragalus wetherillii M.E. Jones Wetherill milkvetch G3/S3 (3C) Atriplex pleiantha [see Proatriplex pleiantha] Boechera fernaldiana (Rollins) W.A. Weber var. fernaldiana Park rockcress G3G4T3/S2 (C2) Bolophyta alpina Nuttall Wyoming feverfew G3/S1 (3C),S-FS Bolophyta ligulata (Jones) W.A. Weber Ligulate feverfew G3/S2 (3C),S-BLM Bolophyta tetraneuris (Barneby) W.A. Weber Arkansas River feverfew G3/S2 (C2) Botrychium campestre W.H. Wagner & Farrar Prairie moonwort G3/S1 S-FS Botrychium echo W.H. Wagner Reflected moonwort G2/S2 S-FS Botrychium lineare W.H. Wagner no common name G1/S1 (C2),S-FS Botrychium pallidum W.H. Wagner Pale moonwort G2/S2 (C2),S-FS Botrychium virginianum ssp. europaeum [see Botrypus virginianus ssp. europaeus] Botrypus virginianus (L.) Holub ssp. europaeus (Ångström) Holub Rattlesnake Fern G5T5/S1 Braya glabella (Richardson) S. Watson var. glabella Arctic braya G5/S1 S-FS Braya humilis (C.A. Mey.) B.L. Robins. Alpine braya G4/S2 Carex concinna R. Br. Low northern sedge G4G5/S1 S-BLM Carex leptalea Wahlenb. Bristle-stalk sedge G5/S1 Carex livida (Wahlenb.) Willd. Livid sedge G5/S1 S-FS Carex peckii Howe Peck sedge G4G5/S1 Carex tenuiflora Wahlenb. Slender-flower sedge G5/S1 Carex viridula Michx. Green sedge G5?/S1 (C2),S-FS/BLM Chenopodium cycloides A. Nels. Sandhill goosefoot G4/S1 (C2),S-FS Cirsium ownbeyi Welsh Ownbey thistle G3/S2 (C2),S-BLM Cleome multicaulis Sessé & Moçiño ex DeCandolle Slender spiderflower G2G3/S2S3 (C2),S-BLM Crepis nana [see Askellia nana] Cryptantha aperta [see Oreocarya aperta] Cryptantha caespitosa [see Oreocarya caespitosa] Cryptantha elata [see Oreocarya elata] Cryptantha mensana [see Oreocarya mensana] Cryptantha osterhoutii [see Oreocarya osterhoutii] Cryptantha rollinsii [see Oreocarya rollinsii] Cylactis arctica (L.) W.A. Weber ssp. acaulis (Michaux) W.A. Weber Nagoon berry G5T5/S1 S-FS Cymopterus duchesnensis M.E. Jones Uinta Basin spring-parsley G3/S1 (3C),S-BLM Cypripedium calceolus L. ssp. parviflorum (Salisbury) Hultén Yellow lady's-slipper G5/S2 (C2),S-FS/BLM Cypripedium fasciculatum Kellogg ex S. Wats. Purple lady's-slipper G4/S3 (C2),S-FS Cypripedium pubescens [see Cypripedium calceolus ssp. parviflorum] Cystopteris montana (Lam.) Bernh. ex Desv. Mountain bladder fern G5/S1 Cystopteris utahensis Haufler & Windham Utah bladder fern G3?/S1 Draba borealis DeCandolle Northern rockcress G4/S2 Draba exunguiculata (O.E. Schulz) C.L. Hitchcock Clawless draba G3/S2 (3C) Draba globosa Payson Rockcress draba G3G4/S1 Draba grayana (Rydberg) C.L. Hitchcock Gray's Peak whitlow-grass G2/S2 Draba smithii Gilg ex O.E. Schulz Smith whitlow-grass G2/S2 (C2),S-FS Draba weberi Price & Rollins no common name G1/S1 Drosera rotundifolia L. Roundleaf sundew G5/S2 S-FS Epipactis gigantea Dougl. ex Hook. Giant helleborine G4/S2 S-FS/BLM Erigeron kachinensis Welsh & Moore Kachina daisy G2/S1 (C2),S-BLM Erigeron lanatus Hook. Woolly fleabane G3/S1 S-FS Erigeron wilkenii O'Kane Wilken fleabane G1/S1 (C2) Eriogonum brandegei Rydb. Brandegee wild buckwheat G1G2/S1S2 (C1),S-FS/BLM Eriogonum coloradense Small Colorado wild buckwheat G2/S2 S-BLM Eriogonum contortum Small in Rydb. Grand buckwheat G3/S2 S-BLM Eriogonum pelinophilum Reveal Clay-loving wild buckwheat G2/S2 E Eriogonum tumulosum (Barneby) Reveal Woodside buckwheat G3/S2 (3C),S-BLM Eriophorum altaicum Meinshausen var. neogaeum Raymond Altai cottongrass G4T?/S2 S-FS Eriophorum gracile W.D.J. Koch in Roth Slender cottongrass G5/S2 Eustoma grandiflorum (Rafinesque) Shinners Showy prairie gentian G5/S3 (C2),S-FS/BLM Eustoma russellianum [see Eustoma grandiflorum] Eutrema edwardsii R. Brown ssp. penlandii (Rollins) W.A. Weber Penland alpine fen mustard G4T1T2/S1S2 T,S-BLM Eutrema penlandii [see Eutrema edwardsii ssp. penlandii] Festuca campestris Rydb. Big rough fescue G4?/S1 Festuca hallii (Vasey) Piper Hall fescue G3/S1 (3C),S-FS Frasera coloradensis (Rogers) D.M. Post Colorado green gentian G3/S3 (C2),S-FS Gaura neomexicana Wooton ssp. coloradensis (Rydb.) Raven & Gregory Colorado butterfly plant G4T2/S1 (C,S-FS Gentianella tortuosa (M.E. Jones) J. Gillett Utah gentian G3/S1 S-BLM Gilia pentstemonoides M.E. Jones Black Canyon gilia G3/S3 (3C),S-FS Gilia stenothyrsa Gray Narrow-stem gilia G3/S1 S-BLM Goodyera repens (L.) R. Brown Dwarf rattlesnake-plantain G5/S2 Hackelia gracilenta (Eastw.) I.M. Johnston Mesa Verde stickseed G2/S2 (C2) Herrickia horrida Woot. & Standl. Canadian River spiny aster G3/S1 (C2) Ipomopsis aggregata (Pursh) V. Grant ssp. weberi Grant & Wilken Rabbit ears gilia G5T1T2/S1S2 (C2),S-FS Ipomopsis globularis (Brand) W.A. Weber Globe gilia G2/S2 S-FS Ipomopsis polyantha (Rydb.) V. Grant Pagosa gilia G1/S1 (C2),S-FS/BLM Ipomopsis spicata ssp. capitata [see Ipomopsis globularis] Lesquerella congesta Rollins Dudley Bluffs bladderpod G1/S1 T Lesquerella parviflora Greene Piceance bladderpod G2G3/S2S3 (3C) Lesquerella pruinosa Greene Pagosa bladderpod G2/S2 (C2),S-FS Lilium philadelphicum L. Wood lily G5/S3 Limnorchis zothecina (Higgins & Welsh) W.A. Weber Alcove bog orchid G2/S1 (C2) Listera borealis Morong Northern twayblade G4/S2 S-BLM Lomatium concinnum (Osterhout) Mathias Colorado desert-parsley G2/S2 (C2) Lomatium eastwoodiae [see Aletes eastwoodiae] Lomatium latilobum [see Aletes latilobus] Lupinus crassus Payson Payson lupine G2/S2 (C2),S-BLM Machaeranthera coloradoensis (Gray) Osterhout Colorado tansy-aster G2?/S2 S-FS Malaxis brachypoda [see Malaxis monophyllos ssp. brachypoda] Malaxis monophyllos (L.) Solander ex Swartz ssp. brachypoda (A.Gray) Löve & Löve White adder's-mouth G4T4/S1 (C2),S-FS Mentzelia argillosa [see Nuttallia argillosa] Mentzelia chrysantha [see Nuttallia chrysantha] Mentzelia densa [see Nuttallia densa] Mimulus eastwoodiae Rydb. Eastwood monkey-flower G3/S1S2 S-BLM Mimulus gemmiparus W.A. Weber Weber monkey-flower G2/S2 (C2),S-FS Mirabilis rotundifolia [see Oxybaphus rotundifolius] Neoparrya lithophila [see Aletes lithophilus] Nuttallia argillosa (J. Darlington) W.A. Weber Arapien stickleaf G2?/S2 (C2) Nuttallia chrysantha (Engelmann ex Brandegee) Greene Golden blazing star G1G2/S1S2 (C2),S-FS/BLM Nuttallia densa (Greene) Greene Arkansas Canyon stickleaf G2/S2 (3C) Oenothera acutissima W.L. Wagner Narrow-leaf evening primrose G2/S2 (3C) Oenothera harringtonii W.L. Wagner et al. in W.L. Wagner Arkansas Valley evening primrose G2/S2 Oenothera kleinii W.L. Wagner & S. Mill Wolf Creek evening primrose GUQ/SX (C2*) Onoclea sensibilis L. Sensitive fern G5/SH Oönopsis foliosa (A. Gray) Greene Single-head goldenweed G2/S2 (3C) Oönopsis foliosa var. monocephala [see Oönopsis foliosa] Oönopsis puebloensis G. Brown in ed. Pueblo goldenweed G1G2/S1S2 Oreocarya aperta Eastwood Grand Junction cat's-eye GX/SX (C2*) Oreocarya caespitosa A. Nelson Tufted cryptanth G3/S2 S-BLM Oreocarya elata Eastwood Tall cryptanth G3/S2 (3C),S-BLM Oreocarya mensana (Jones) Payson Carbon cryptanth G3/S1 (3C) Oreocarya osterhoutii Payson Osterhout cryptanth G3/S1S2 S-BLM Oreocarya rollinsii (I.M. Johnston) W.A. Weber Rollins cryptanth G4/S2 (C2),S-BLM Oreoxis humilis Raf. Pikes Peak spring parsley G1/S1 Oxybaphus rotundifolius (Greene) Standley Round-leaf four-o'clock G1G2/S1S2 (C2) Papaver kluanense D. Löve Alpine poppy G4/S2 Papaver lapponicum ssp. occidentale [see Papaver kluanense] Parnassia kotzebuei Chamisso & Schlechtendal Kotzebue grass-of-parnassus G4/S2 Parthenium alpinum [see Bolophyta alpina] Parthenium ligulatum [see Bolophyta ligulata] Parthenium tetraneuris [see Bolophyta tetraneuris] Pediocactus knowltonii L. Benson Knowlton cactus G1/S1 E Pellaea atropurpurea (L.) Link Purple cliff-brake G5/S2S3 Pellaea wrightiana Hook. Wright's cliff-brake G5/S2 (C2),S-FS/BLM Penstemon breviculus (Keck) Nisbet & R.C. Jackson Little penstemon G3/S2 Penstemon cyathophorus Rydberg Middle Park penstemon G3G4/S2 S-BLM Penstemon debilis O'Kane & J. Anderson Parachute penstemon G1/S1 C Penstemon degeneri Crosswhite Degener beardtongue G2/S2 (3C),S-FS/BLM Penstemon gibbensii Dorn Gibben's beardtongue G1/S1 (C2),S-BLM Penstemon grahamii Keck ex E. Graham Graham beardtongue G2/S2 C,S-BLM Penstemon harringtonii Penland Harrington beardtongue G3/S3 (C2),S-FS/BLM Penstemon parviflorus Pennell Small-flower beardtongue GX/SX (C2*) Penstemon penlandii W.A. Weber Penland beardtongue G1/S1 E Penstemon retrorsus Payson ex Pennell Adobe beardtongue G3/S3 (C2) Penstemon scariosus Pennell var. albifluvis (England) N. Holmgren White River penstemon G4T1/S1 C,S-BLM Penstemon scariosus Pennell var. cyanomontanus Nesse Plateau penstemon G4T?/S2S3 Phacelia formosula Osterhout North Park phacelia G1/S1 E Phacelia scopulina var. submutica [see Phacelia submutica] Phacelia submutica J.T. Howell DeBeque phacelia G2/S2 C,S-FS/BLM Phippsia algida (Phipps) R. Br. Snow grass G5/S2 (3C) Physaria bellii Mulligan Bell's twinpod G2/S2 (C2) Physaria obcordata Rollins Piceance twinpod G2/S2 T Platanthera zothecina [see Limnorchis zothecina] Potentilla effusa var. rupincola [see Potentilla rupincola] Potentilla rupincola Osterhout Rocky Mountain cinquefoil G2/S2 (C2),S-FS Primula egaliksensis Wormsk. Greenland primrose G4/S2 S-FS Proatriplex pleiantha (W.A. Weber) Stutz & Chu Mancos saltbrush G3/S1 (3C) Ptilagrostis mongholica ssp. porteri [see Ptilagrostis porteri] Ptilagrostis porteri (Rydberg) W.A. Weber Porter feathergrass G2/S2 (C2),S-FS Pyrola picta Smith Pictureleaf wintergreen G4G5/S2 Ranunculus gelidus Karilin & Kirilow ssp. grayi (Britton) Hultén Tundra buttercup G4G5T2/S2 Ranunculus karelinii [see Ranunculus gelidus ssp. grayi] Rorippa coloradensis R. Stuckey Colorado watercress GX/SX (C2*) Rubus arcticus ssp. acaulis [see Cylactis arctica ssp. acaulis] Salix candida Fluegge Silver willow G5/S2 Salix lanata L. ssp. calcicola (Fern. & Wieg.) Hultén Lime-loving willow G4T4/S1 S-FS Salix myrtillifolia Anders. Low blueberry willow G5/S1 S-FS Salix serissima (Bailey) Fern. Autumn willow G4/S1 S-FS Saussurea weberi Hultén Weber saussurea G3Q/S2 (3C),S-BLM Scirpus rollandii [see Trichophorum pumilum] Sclerocactus glaucus (K. Schumann) L. Benson Uinta Basin hookless cactus G3/S3 T Sclerocactus mesae-verdae (Boissevain & Davidson) L. Benson Mesa Verde cactus G2/S2 T Sisyrinchium pallidum Cholewa & D. Henderson Pale blue-eyed grass G2G3/S2 (C2) Solidago ptarmicoides [see Unamia alba] Spiranthes diluvialis Sheviak Ute ladies'-tresses G2/S2 T Sullivantia hapemanii (Coulter & Fisher) Coulter var. purpusii (Brandegee) Soltis Hanging garden sullivantia G3T3/S3 S-FS Thalictrum heliophilum Wilken & DeMott Sun-loving meadowrue G3/S3 (3C) Thellungiella salsuginea (Pallas) O.E. Schulz Salt-lick mustard GU/S1 Trichophorum pumilum (M. Vahl) Schinz & Thellung Little bulrush G2G3Q/S1 S-FS Trifolium andinum Nuttall Mountain clover G3/S1 S-BLM Unamia alba (Nuttall) Rydberg Prairie goldenrod G5/S2S3 Viola pedatifida G. Don Prairie violet G5/S2 Viola selkirkii Pursh ex Goldie Selkirk violet G5?/S1 S-FS Zigadenus vaginatus [see Anticlea vaginata] Please send comments to: Colorado Natural Heritage Program 254 General Services Building, Colorado State University · Fort Collins, CO 80523 · (970) 491-2992