UW Burke Herbarium species comparison

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Bromus hordeaceus

soft chess
Habit Annual, the culms 2-7 dm. tall, usually soft-pubescent throughout.
Leaves

Sheaths closed;

ligules 0.5-1 mm. long, hairy;

blades flat, 1.5-4 mm. broad.
Flowers

Inflorescence an erect, narrow, crowded panicle 3-10 cm. long, the spikelets exceeding the pedicles;

spikelets 5- to 7-flowered, 1-2 cm. long; first glume 4-6 mm. long, lanceolate, the second slightly longer and wider;

lemmas 6.5-8.5 mm. long, the area between the nerves depressed and concave;

lemmas with straight awns 6-10 mm. long from a bifid apex.

Bromus hordeaceus
Flowering time April-July
Habitat Prairies, bluffs, grasslands, waste ground, roadsides, dry hillsides, and other disturbed areas.
Distribution
Occurring on both sides of the Cascades crest in Washington; Alaska to Baja California, east to Idaho and Montana.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced from Europe
Conservation status Not of concern
Sibling taxa
B. arenarius, B. briziformis, B. ciliatus, B. commutatus, B. diandrus, B. erectus, B. inermis, B. japonicus, B. madritensis, B. orcuttianus, B. pacificus, B. pumpellianus, B. racemosus, B. rubens, B. secalinus, B. sitchensis, B. squarrosus, B. sterilis, B. suksdorfii, B. tectorum, B. vulgaris
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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