Setaria reverchonii subsp. ramiseta

(Scribn.) W.E. Fox
Common names: Rio grande bristlegrass
Synonyms: Setaria ramiseta Panicum ramisetum
Treatment appears in FNA Volume 25. Treatment on page 546.
Revision as of 03:15, 30 July 2020 by imported>Volume Importer
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Sheaths with papillose-based hairs; blades 5-15 cm long, 2-4 mm wide, adaxial surfaces with papillose-based hairs. Spikelets about 2.5 mm, obovate, turgid, subtending bristles 2-4 mm. Lower glumes 5-veined; upper glumes 7-9-veined. 2n = 36.

Discussion

Setaria reverchonii subsp. ramiseta grows in the sandy plains and prairies of southeastern New Mexico, southern Texas, and northern Mexico.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

not penicillate +
anatomy +  and kranz +
James M. Rominger +
(Scribn.) W.E. Fox +
1 (?) +  and 3 (?) +
keeled +  and rounded +
pseudopetiolate +  and branching +
divergent +  and parallel +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
membranous +
non-radiate +  and radiate +
5 cm50 mm <br />0.05 m <br /> (15 cm150 mm <br />0.15 m <br />) +
scabridulous +
narrowed +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
spikelike +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
not developed +
compressed +, ellipsoid +  and subglobose +
sometimes longer +
Rio grande bristlegrass +
branched +  and solid +
30 cm300 mm <br />0.3 m <br /> (90 cm900 mm <br />0.9 m <br />) +
Okla. +, Fla. +, N.Mex. +  and Tex. +
capillary +
germination +
pistillate +  and staminate +
sometimes longer +
compressed +  and terete +
shorter or longer +
subtending +
unequal +
membranous +
papillose-based +
uncinate +
bracteate +  and ebracteate +
solid +  and hollow +
cauline +  and basal +
coriaceous +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
membranous +
inconspicuous +
not constricted +
indurate +  and membranous +
rarely exceeding the upper lemmas +  and equaling +
complex +  and simple +
concealed +  and prominent +
strigose +  and glabrous +
2 +  and 1 +
subterranean +
spikelike +
5 cm50 mm <br />0.05 m <br /> (20 cm200 mm <br />0.2 m <br />) +
dry +  and fleshy +
subsessile +  and short pedicellate +
1 +  and several +
unisexual +  and bisexual +
turgid +  and obovate +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
1 +  and 3 +
fused +  and free +
red +  and white +
fused +  and free +
dome--shaped +  and triangular +
Setaria ramiseta +  and Panicum ramisetum +
Setaria reverchonii subsp. ramiseta +
Setaria reverchonii +
subspecies +
membranous +
membranous +  and herbaceous +
not keeled +
reduced +
aquatic +  and terrestrial +
dioecious +, monoecious +  and synoecious +