Colorado Rare Plant Guide List

New profiles can be selected by clicking on the species name. The original 1997 profiles from the Colorado Rare Plant Field Guide (the purple book) are provided as pdfs. Synonyms of scientific names are shown in parentheses. For a complete list of plants tracked by CNHP see CNHP Tracked Plants.
USFS = USFS Sensitive; BLM = BLM Sensitive

State Scientific Name	State Common Name	Heritage Rank	FedSens Agency Status	USESA Listing	1997 Profile
Astragalus humillimus	Mancos milkvetch	G1		LE	PDF
Astragalus microcymbus	Skiff milkvetch	G1	BLM	C	PDF
Astragalus osterhoutii	Kremmling Osterhout milkvetch	G1		LE	PDF
Astragalus schmolliae	Chapin Mesa milkvetch	G1		C	PDF
Astragalus tortipes	Sleeping Ute milkvetch	G1	BLM	C	PDF
Eriogonum pelinophilum	Clay-loving wild buckwheat	G2		LE	PDF
Eutrema penlandii	Mosquito Range mustard	G1G2		LT	PDF
Ipomopsis polyantha	Pagosa skyrocket	G1		LE	PDF
Oenothera coloradensis ssp. coloradensis (Gaura neomexicana ssp. coloradensis)	Colorado butterfly plant	G3T2		LT	PDF
Pediocactus knowltonii	Knowlton's cactus	G1		LE	PDF
Penstemon debilis	Parachute penstemon	G1		LT	PDF
Penstemon penlandii	Kremmling beardtongue	G1		LE	PDF
Phacelia formosula	North Park phacelia	G1		LE	PDF
Phacelia submutica (Phacelia scopulina var. submutica)	DeBeque phacelia	G4T2		LT	PDF
Physaria congesta (Lesquerella congesta)	Dudley Bluffs bladderpod	G1		LT	PDF
Physaria obcordata	Piceance twinpod	G1G2		LT	PDF
Sclerocactus glaucus	Colorado hookless cactus	G2G3		LT	PDF
Sclerocactus mesae-verdae	Mesa Verde cactus	G2		LT	PDF
Spiranthes diluvialis	Ute ladies' tresses	G2G3		LT	PDF

We’ve added 31 new species profiles (May 2017)! New profiles can be viewed by clicking on the species name on the Master List page.
Your contribution, no matter how small, will help us update the remaining profiles and add the rest of our tracked species. Click here to support us, and indicate under “Comments” that your gift is to support the rare plant guide.