Common name: Smooth Brome
Bromus racemosus L. APNI* Synonyms: Serrafalcus racemosus (L.) Parl. APNI*
Description: Erect or ascending annual or biennial to 1.1 m high; culms glabrous or rarely pubescent.
Leaves with lower sheaths hairy, upper glabrous or with scattered hairs; ligule c. 1 mm long; blade to 6 mm wide, pubescent to villous.
Panicle erect, narrow, sometimes nodding in fruit, 4–15 cm long, branches and pedicels slender, at least some longer than spikelets. Spikelets lanceolate, quite plump, soon disarticulating, 10–22 mm long including awns. Glumes lanceolate to ovate, acute, obtuse or mucronate, lower 3–5-nerved, 4–6 mm long; upper 7-nerved, 4–7 mm long. Lemmas oblanceolate with incurved margins, rounded to a hooded apex, 7-nerved, 6.5–9 mm long; awn subapical, straight, 5–9 mm long. Palea c. 80% the length of the lemma.
Flowering: spring.
Distribution and occurrence: Grows on disturbed ground. Native of Eur.
NSW subdivisions: *CC, *SC, *NT, *ST, *CWS, *SWS
Other Australian states: *Vic.
Text by S. W. L. Jacobs & S. M. Hastings
Taxon concept: Flora of NSW 4 (1993)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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