Panicum sect. Verrucosa

(Nash) C.C. Hsu
Treatment appears in FNA Volume 25. Treatment on page 487.

Plants annual. Culms weak, sprawling. Ligules membranous, ciliate, very short. Panicles open, diffuse, lax, with a few spikelets. Spikelets warty-tuberculate or verrucose, faintly veined. Lower glumes less than 1/5 as long as the spikelets, without veins; upper glumes and lower lemmas subequal, 5-veined; lower florets sterile; lower paleas absent; upper florets finely longitudinally rugose, papillose and with bicellular microhairs, often with a minute protuberance at the base of the paleas. x = 9.

Selected References

None.

"decumbent" is not a number.

... more about "Panicum sect. Verrucosa"
puberulent +
acute +, obtuse +, rounded +  and attenuate +
anatomy +  and kranz +
Robert W. Freckmann +  and Michel G. Lelong +
(Nash) C.C. Hsu +
1 (?) +  and 3 (?) +
keeled +  and rounded +
divergent +  and parallel +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
membranous +
disarticulating +  and pseudopetiolate +
non-radiate +  and radiate +
pubescent +  and glabrous +
filiform +  and ovate flat +
spikelike +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
not developed +
terete +  and compressed +
sometimes longer +
small green +
branched +  and simple +
decumbent +  and erect +
2 cm20 mm <br />0.02 m <br /> (300 cm3,000 mm <br />3 m <br />) +
succulent +
Conn. +, N.H. +, R.I. +, N.C. +, N.J. +, N.Y. +, Wash. +, Ala. +, Fla. +, W.Va. +, Mich. +, Del. +, D.C +, Wis. +, Iowa +, Pacific Islands (Hawaii) +, Colo. +, Ill. +, Maine +, Oreg. +, Utah +, Mass. +, Vt. +, Wyo. +, Puerto Rico +, N.Mex. +, Tex. +, La. +, Ind. +, Md. +, Miss. +, Pa. +, Va. +, Ark. +, Kans. +, N.Dak. +, Nebr. +, Okla. +, S.Dak. +, Ky. +, Ariz. +, Idaho +, Tenn. +, S.C. +, Calif. +, Nev. +, Mo. +, Ga. +, Minn. +, Mont. +, Ohio +, Virgin Islands +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Labr.) +, N.S. +, Ont. +, P.E.I. +, Que. +  and Sask. +
capillary +
germination +
pistillate +  and staminate +
sometimes longer +
compressed +  and terete +
shorter or longer +
subtending +
pubescent +  and glabrous +
tuberculate +
unequal +
membranous +
uncinate +
Oval (?) +  and Round (?) +
bracteate +  and ebracteate +
hollow +  and solid +
coriaceous +
lacerate +  and ciliate +
membranous +
inconspicuous +
acuminate +, acute +  and truncate +
complex +  and simple +
concealed +  and prominent +
2 +  and 1 +
subterranean +
dry +  and fleshy +
in triplets +  and paired +
pilose +  and glabrous +
unisexual +  and bisexual +
obovoid +, ellipsoid +  and ovoid +
0.1 cm1 mm <br />0.001 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
1 +  and 3 +
compound +  and simple +
fused +  and free +
2 +  and 3 +
dome--shaped +  and triangular +
Gramineae +
Panicum sect. Verrucosa +
Panicum subg. Phanopyrum +
section +
membranous +
papillose +  and rugose +
pubescent +  and glabrous +
rugose +  and verrucose +
chartaceous-indurate +  and rigid +
aquatic +  and terrestrial +
dioecious +, monoecious +  and synoecious +