Rare Plant Field Guide

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Boraginaceae (Borage Family) Synonym: Cryptantha aperta Look Alikes: O. longiflora has long flower petals that extend beyond the sepals. O. aperta has not been collected since 1892. Flowering/Fruiting Period: May/June. Only two known collections were made, one of a flowering individual in May, and another of a fruiting individual in June, 1892. Habitat: Unknown; not documented with the only two collections. Distribution: Colorado (Mesa Co., in the vicinity of Grand Junction). References: Higgins 1971; Johnston 1979; U.S. Fish and Wildlife Service and U.S. Forest Service 1979. Please send comments to: Colorado Natural Heritage Program 254 General Services Building, Colorado State University · Fort Collins, CO 80523 · (970) 491-2992