familyPoaceae
subfamilyPoaceae subfam. Chloridoideae
genusBouteloua
subgenusBouteloua subg. Bouteloua
speciesBouteloua aristidoides
Bouteloua aristidoides var. aristidoides
Common names: Needle grama
Treatment appears in FNA Volume 25. Treatment on page 255.
Panicle branches 5-16 mm to the base of the terminal spikelets and extending an additional 6-10 mm, with 2-5 spikelets.
Distribution
N.Mex., Tex., Utah, Calif., Md., Ariz., Nev.
Discussion
Bouteloua aristidoides var. aristidoides grows in dry mesas, plains, and washes from near sea level to about 2000 m. It matures rapidly following summer rains, and can be abundant over large areas within its range, which extends from California to western Texas and Mexico.
Selected References
None.
Lower Taxa
None.
"decumbent" is not a number.
... more about "Bouteloua aristidoides var. aristidoides"
absent +
common +
absent +
bulliform +
absent +
membranous +
2.5 cm25 mm <br />0.025 m <br /> (?) +
entire +
kranz +
absent +
absent +
3-awned +
pubescent +
pubescent +
well-developed +
arising +
close +
not fused +
membranous +
thick +
not pseudopetiolate +
adaxial +
racemose +
75 cm750 mm <br />0.75 m <br /> (?) +
deciduous +
pubescent +
4;15 +
spikelike +
not woody +
sometimes longer +
membranous +
single +
Needle grama +
branched +
annual +
climbing +
floating +
not woody +
staminate +
exserted +
sterile +
reduced +
varying +
bifurcate +
absent +
not waisted +
large +
hard +
capillary +
adjacent +
shorter +
3-veined +
sometimes longer +
2-veined +
rudimentary +
bisexual +
reduced +
absent +
1-veined +
shorter +
shorter or longer +
subtending +
glabrous +
scabrous +
unequal +
papillose-based +
lacking +
coarse +
uncinate +
punctate +
pistillate +
distinct +
axillary +
elongate +
excurrent +
acuminate +
not absent +
distichous +
basal +
acuminate +
sometimes longer +
absent +
membranous +
absent +
inconspicuous +
usually shorter +
glabrous +
subulate +
narrow +
sterile +
glabrous +
adjacent +
stiff +
coarse +
absent +
simple +
extended +
branched +
decumbent +
geniculate +
glabrous +
keeled +
simple +
separating +
free +
spikelike +
prolonged +
evident +
elongate +
flabellate +
open +
closed +
imbricate +
attached +
appressed +
distal +
absent +
bisexual +
absent +
separate +
staminate +
Bouteloua aristidoides var. aristidoides +
Bouteloua aristidoides +
variety +
dioecious +
hyaline +
membranous +
divergent +
excurrent +
absent +
pubescent +
annual +
synoecious +
various +