familyPoaceae
subfamilyPoaceae subfam. Chloridoideae
genusBouteloua
subgenusBouteloua subg. Chondrosum
speciesBouteloua trifida
Bouteloua trifida var. burkii
Treatment appears in FNA Volume 25. Treatment on page 264.
Revision as of 03:47, 30 July 2020 by imported>Volume Importer
Panicle branches ascending to divergent, rarely appressed. Lower glumes 1.7-3.1 mm, veins excurrent for 0.05-0.2 mm, usually not exceeding the apical lobes; upper glumes 1.9-3.2 mm, veins excurrent for 0.05-0.2 mm, usually not exceeding the apical teeth; lower lemmas conspicuously appressed-pubescent across the lower 2/3 - 4/5 and along most or all of the margins, awns 2.2-4.5 mm; anthers 0.2-0.3 mm. Caryopses 0.8-1.2 mm long, 0.5-0.6 mm wide, flat or slightly concave adaxially. 2n = 20.
Discussion
Bouteloua trifida var. burkii grows in southern New Mexico, southern Texas, and adjacent Mexico.
Selected References
None.
Lower Taxa
None.
"decumbent" is not a number.
... more about "Bouteloua trifida var. burkii"
absent +
common +
absent +
bulliform +
absent +
membranous +
yellow +
kranz +
absent +
absent +
well-developed +
arising +
equal +
close +
not fused +
membranous +
thick +
not pseudopetiolate +
adaxial +
scabridulous +
racemose +
75 cm750 mm <br />0.75 m <br /> (?) +
persistent +
appressed;ascending;appressed;ascending;spreading +
2;7 +
spikelike +
not woody +
sometimes longer +
membranous +
single +
wiry +
annual +
climbing +
floating +
erect +
geniculate +
not woody +
staminate +
sterile +
reduced +
varying +
absent +
not waisted +
large +
hard +
capillary +
adjacent +
shorter +
3-veined +
sometimes longer +
2-veined +
rudimentary +
bisexual +
reduced +
absent +
1-veined +
bilobed +
shorter +
shorter or longer +
subtending +
lacking +
coarse +
uncinate +
punctate +
Present +
pistillate +
distinct +
axillary +
elongate +
not absent +
distichous +
basal +
sometimes longer +
absent +
membranous +
veined +
tapering +
membranous +
absent +
inconspicuous +
slightly shorter +
glabrous +
trilobed +
appressed-pubescent +
sterile +
appressed-pubescent +
adjacent +
stiff +
coarse +
absent +
simple +
glabrous +
keeled +
simple +
divergent +
persistent +
appressed +
ascending +
separating +
free +
spikelike +
glabrous +
evident +
elongate +
flabellate +
open +
closed +
persistent +
glabrous +
scabridulous +
flattened +
imbricate +
reddish-purple +
dense +
attached +
appressed +
distal +
absent +
bisexual +
pectinate +
absent +
separate +
staminate +
Bouteloua trifida var. burkii +
Bouteloua trifida +
variety +
dioecious +
hyaline +
membranous +
glabrous +
excurrent +
absent +
rhizomatous +
perennial +
synoecious +
various +