familyPoaceae
subfamilyPoaceae subfam. Pooideae
genusElymus
speciesElymus elymoides
subspeciesElymus elymoides subsp. brevifolius
Elymus elymoides subsp. brevifolius
Common names: Longleaf squirreltail
Endemic
Synonyms: Sitanion hystrix var. brevifolium Elymus longifolius Elymus elymoides var. longifolius
Treatment appears in FNA Volume 24. Treatment on page 319.
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.
"decumbent" is not a number.
... more about "Elymus elymoides subsp. brevifolius"
absent +
common +
absent +
bulliform +
absent +
hairy +
absent +
purplish +
absent +
unbranched +
divergent +
purplish;reddish +
arising +
undifferentiated +
scabrous +
single +
close +
free +
glabrous +
indurate +
thick +
folded +
parallel +
not evident +
involute +
spikelike +
Longleaf squirreltail +
not branching +
annual +
climbing +
floating +
decumbent +
erect +
puberulent +
geniculate +
not woody +
sterile +
reduced +
1/3 +
capillary +
adjacent +
longer +
(0)1-7-veined +
shorter than to longer than the adjacent florets +
subtending +
absent +
subequal +
equal +
uncinate +
punctate +
Present +
compound +
1.5 cm15 mm <br />0.015 m <br /> (?) +
absent +
absent +
distributed +
concentrated +
5(7)-veined +
shorter +
longer +
fertile +
linear-lanceolate +
truncate +
absent +
ciliolate +
1 cm10 mm <br />0.01 m <br /> (?) +
membranous +
veined +
truncate +
inconspicuous +
lanceolate +
glumelike +
functional +
sterile +
firm +
simple +
concealed +
absent +
well-developed +
shorter +
slightly longer +
absent +
keeled +
subequal +
absent +
absent +
0-4 mm +
separating +
thin +
absent +
spikelike +
prolonged +
evident +
open +
closed +
open +
Endemic +
ebracteate +
exserted +
divergent +
attached +
distinct +
glaucous +
parallel-sided +
not papillate +
Elymus elymoides subsp. brevifolius +
Elymus elymoides +
subspecies +
hyaline +
membranous +
ribbed +
spaced +
absent +
inconspicuous +
not rhizomatous +
perennial +
glaucous +