*Bromus racemosus Linnaeus. Common name: Smooth Brome. Phenology: May-Jun. Habitat: Disturbed areas. Distribution: Native of Europe.
Origin/Endemic status: Eurasia
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, Can, F, FNA24, HC, Il, K4, Mi, Mo1, NE, NS, NY, Pa, POWO, Tat, Tn, Va, Pavlick (1995); = Bromus racemosus L. var. racemosus — S13; < Bromus commutatus Schrad. — RAB; < Bromus racemosus L. — G, W; Bromus racemosus L. Basionym: Bromus racemosus L. 1762
Links to other floras: = Bromus racemosus - FNA24
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Heliophily ⓘ: 8
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