NEON Biorepository Data Portal - Oenothera clelandii

Oenothera clelandii W. Dietrich, P.H. Raven & W.L. Wagner No occurrences found
Family: Onagraceae Cleland's evening primrose Paul Rothrock	Gleason & Cronquist Resources Vascular plants of NE US and adjacent Canada Erect or ascending biennial 4-10 dm; lvs linear to narrowly lanceolate or linear-oblong, 3-8 cm, entire or remotely and obscurely denticulate, short- hairy on both sides; fls autogamous, numerous, crowded in a terminal, leafy-bracteate spike 1-3 dm; hypanthium 1.5-3 cm, sparsely strigose; sep linear, 0.5-1.5 cm, reflexed separately or ±connivent; pet yellow, 0.5-1.5(-2) cm, broadly elliptic or ovate, usually acute; fr linear, 10-18 mm, usually curved; seeds dark brown, obovoid or fusiform, obscurely pitted; 2n=14, a complex heterozygote. Fields and prairies in sandy soil; Mich. to Minn., Io., Ill., and Ind., and irregularly to Ark., Ky., N.J., and N.Y. June-Sept. (O. rhombipetala, in part) Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp. ©The New York Botanical Garden. All rights reserved. Used by permission.
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