E-Flora BC: Electronic Atlas of the Flora of British Columbia

Bromus squarrosus L. var. squarrosus
squarrose brome
Poaceae (Grass family)

Introduction to Vascular Plants
Once images have been obtained, photographs of this species will be displayed in this window.Click on the image to enter our photo gallery.
Currently no image is available for this taxon.
E-Flora BC Static Map
Distribution of Bromus squarrosus var. squarrosus
Click here to view our interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.



General:
Annual grass from fibrous roots; stems erect to abruptly bent and ascending, 20-60 cm tall.
Leaves:
Lower sheaths densely soft-hairy to woolly, with long intertwined, curly hairs; blades (2) 3-8 mm wide, 5-15 cm long, flat, densely soft-hairy on both sides; ear-shaped lobes lacking at the leaf-bases; ligules more or less fringed with fine hairs, hairy on the back, more or less jagged, 1-1.5 mm long.
Flowers:
Inflorescence an open, nodding, racemose or nearly racemose panicle, 7-20 cm long, with all the branches and flowers on 1 side of the axis, the branches equalling or shorter than the spikelets; spikelets 8- to 30-flowered, somewhat compressed, broadly cylindrical or egg-shaped to lanceolate, smooth to short-hairy, 1.5-7 cm long, 7-15 mm wide; glumes smooth to rough, the lower ones 3- to 5- (7-) nerved, 4.5-7 mm long, the upper ones 7-nerved, 6-9 mm long; lemmas 7- to 9-nerved, firm-papery, smooth or more or less rough, somewhat compressed, with broadly translucent margins, 8-11 mm long, up to 6-8 mm wide, rounded at the tips, bidentate, awned, the awns flattened, sometimes twisted at the base, widely spreading at maturity, about 10 mm long, arising 1.5 mm or more below the lemma tips; anthers 1-1.3 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry to mesic fields, roadsides, disturbed sites and waste places in the steppe and montane zones; rare in WC, SC and SE BC; introduced from Eurasia.

Source: The Illustrated Flora of British Columbia

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References