EcoFlora - Sphenopholis x pallens

Sphenopholis x pallens (Biehler) Scribn. (pro sp.) [obtusata × pensylvanica]
Family: Poaceae [Aira pallens Biehler, more]	Gleason & Cronquist Resources Vascular plants of NE US and adjacent Canada A series of largely sterile hybrids between spp. 1 and 4; spikelets in the size range of no. 1 [Sphenopholis obtusata (Michx.) Scribn.], but the first lemma with an awn to 3.5 mm. 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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