familyPoaceae
subfamilyPoaceae subfam. Pooideae
tribePoaceae tribe Poeae
genusAlopecurus
speciesAlopecurus aequalis
Alopecurus aequalis var. sonomensis
Common names: Sonoma shortawn foxtail
Treatment appears in FNA Volume 24. Treatment on page 784.
Revision as of 01:43, 30 July 2020 by imported>Volume Importer
Culms 30-75 cm. Blades to 7.5 mm wide. Panicles 2.5-9 cm long, 4-9 mm wide. Spikelets violet-gray to purplish-tinged, especially towards the apices; glumes to 3.7 mm; awns exceeding the lemmas by 1-2.5 mm; anthers 1-1.2 mm.
Discussion
Alopecurus aequalis var. sonomensis is endemic to Marin and Sonoma counties, California, where it grows in shallow water and marshy or moist ground, usually in the open. It is listed as endangered by the U.S. Fish and Wildlife Service.
Selected References
None.
Lower Taxa
None.
"decumbent" is not a number.
... more about "Alopecurus aequalis var. sonomensis"
absent +
common +
absent +
bulliform +
absent +
3-veined +
straight +
lower +
glabrous +
obtuse +
absent +
absent +
straight +
arising +
single +
close +
free +
midlength +
hard +
thick +
parallel +
not evident +
spikelike +
5 cm50 mm <br />0.05 m <br /> (?) +
developed +
glabrous +
blunt +
Sonoma shortawn foxtail +
not branching +
annual +
climbing +
floating +
not woody +
reduced +
Calif. +
capillary +
adjacent +
sometimes longer +
distal +
compressed +
reduced +
connate +
shorter +
shorter or longer +
lower +
absent +
pubescent +
1/2 +
unequal +
membranous +
narrowing +
uncinate +
punctate +
Present +
compound +
hollow +
absent +
not winged +
absent +
distichous +
inserted +
1-7(9)-veined +
shorter +
longer +
membranous +
absent +
obtuse +
membranous +
veined +
truncate +
absent +
inconspicuous +
lanceolate +
membranous +
3-5-veined +
keeled +
simple +
glabrous +
absent +
glabrous +
well-developed +
absent +
2-keeled +
reduced +
spikelike +
reduced +
absent +
separating +
thin +
not developed +
absent +
not prolonged +
evident +
open +
closed +
open +
ebracteate +
pedicellate +
mixed +
attached +
viviparous +
fused +
parallel-sided +
Alopecurus aequalis var. sonomensis +
Alopecurus aequalis +
variety +
hyaline +
membranous +
not inflated +
absent +
rhizomatous +
perennial +