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*Bromus racemosus Linnaeus. Smooth Brome. Phen: May-Jun. Hab: Disturbed areas. Dist: Native of Europe.

Origin/Endemic status: Europe

Taxonomy Comments: The relative distribution, abundance, and habitats in our area of this species and B. commutatus are poorly understood. Alleged additional characters are as follows (from Stace 2010): lemmas 7-9 mm long (vs. 7.5-11 mm long in B. commutatus), anthers 1.5-3.5 mm long (vs. 1.3-2.5 mm long), spikelets 10-18 mm long (vs. 15-30 mm long), all panicle branches <4 cm long (vs. some panicle branches > 4 cm long).

Synonymy: = Ar, C, F, FNA24, HC, Il, K1, K3, K4, Mi, Mo1, NE, NY, Pa, Tat, Tn, Va, Pavlick (1995); = Bromus racemosus L. var. racemosus – S13; < Bromus commutatus Schrad. – RAB; < Bromus racemosus L. – G, W

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Heliophily ?: 8

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image of plant© Gary P. Fleming | Original Image ⭷


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