familyPoaceae
subfamilyPoaceae subfam. Pooideae
genusElymus
speciesElymus elymoides
subspeciesElymus elymoides subsp. brevifolius
Elymus elymoides subsp. brevifolius
Common names: Longleaf squirreltail
Synonyms: Sitanion hystrix var. brevifolium Elymus longifolius Elymus elymoides var. longifolius
Treatment appears in FNA Volume 24. Treatment on page 319.
Revision as of 21:19, 16 December 2019 by FNA>Volume Importer
Culms 25-65(77) cm, erect. Blades usually puberulent abaxially, sometimes glabrous. Spikes 7-20 cm, usually exserted, usually with 2 spikelets per node. Spikelets with (1)2-4(5) florets, lowermost floret functional. Glume awns 50-125 mm, entire; lemma awns 50-120 mm; paleas rarely with the veins extended as bristles.
Discussion
Elymus elymoides subsp. brevifolius has a wide ecological and elevation range, extending from the arid Sonoran Desert to subalpine habitats, from 600-3500 m. It extends further south than the other subspecies, into northern Mexico; it is rare in Canada.
Selected References
None.
Lower Taxa
None.