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 S. Spackman Adiantaceae (Maidenhair Fern Family) Look Alikes: P. griffinii has a basal rosette through the flowering period, smaller stem leaves (2-3 cm long, 2 mm wide), and dense golden hairs in its corolla throat. Flowering/Fruiting Period: June-mid July/late July. Habitat: Pinyon-juniper woodlands and montane grasslands; coarse gravelly or rocky reddish soil with igneous bedrock. Also in cracks of large rock slabs. Elev. 6000-9500 ft. Photo Copyright © 1999 by S. Spackman Distribution: Endemic to central Colorado (Fremont and Custer Cos.). References: Peterson and Harmon 1981b. Please send comments to: Colorado Natural Heritage Program 254 General Services Building, Colorado State University · Fort Collins, CO 80523 · (970) 491-2992