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

Photo Copyright © 1999 by L. Yeatts Brassicaceae (Mustard Family) Look Alikes: D. streptobrachia has stellate or cruciform pubescence. D. exunguiculata has glabrous stems and clawless petals equalling the sepals. D. crassifolia has a much shorter style (less than 0.15 mm). D. crassa has ciliate-margined basal leaves that are glabrous on the surface. Flowering/Fruiting Period: July-August/August-September. Habitat: Gravelly alpine slopes and fellfields. Elev. 11,500-14,000 ft. Photo Copyright © 1999 by R. Price Distribution: Endemic to Colorado (Chafee, Clear Creek, Gilpin, Grand, Huerfano, Larimer, Pitkin, Park, Saguache and Summit Cos.). References: Price 1985; Rollins 1993; Spackman et al. 1995. Please send comments to: Colorado Natural Heritage Program 254 General Services Building, Colorado State University · Fort Collins, CO 80523 · (970) 491-2992