familyPoaceae
subfamilyPoaceae subfam. Panicoideae
genusPanicum
subgenusPanicum subg. Agrostoidea
sectionPanicum sect. Obtusa
Show Lower Taxa
Panicum sect. Obtusa
Treatment appears in FNA Volume 25. Treatment on page 480.
Revision as of 03:09, 30 July 2020 by imported>Volume Importer
Plants perennial; rhizomatous or stoloniferous. Culms wiry; nodes swollen, villous (especially on the stolons). Ligules membranous, papery. Panicles contracted; branches spikelike, appressed, 1-sided; pedicels 0.1-2.5 mm. Spikelets ellipsoid, paired. Lower glumes 3/4 - 4/5 as long as the spikelets, 5-7-veined; upper glumes and lower lemmas 7-11-veined, blunt; lower florets staminate; lower paleas large; upper florets large, with tiny hairs near the bases and apices, x = 10.
Discussion
Panicum sect. Obtusa includes only Panicum obtusum.
Selected References
None.
Lower Taxa
"decumbent" is not a number."varying" is not a number.
... more about "Panicum sect. Obtusa"
absent +
common +
absent +
bulliform +
absent +
membranous +
gaping +
apiculate +
puberulent +
absent +
absent +
arising +
single +
sulcate +
cormlike +
membranous +
thick +
separated +
adaxial +
secund +
appressed +
absent +
sterile +
spikelike +
absent +
sterile +
not developed +
absent +
isodiametric +
2;3 +
centrifugal +
sometimes longer +
small green +
wiry +
annual +
climbing +
floating +
decumbent +
herbaceous +
compressed +
narrow +
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. +
1/2 +
waisted +
large +
hard +
capillary +
germination +
adjacent +
sometimes longer +
well-developed +
absent +
reduced +
bisexual +
plump +
absent +
herbaceous +
shorter +
shorter or longer +
subtending +
tuberculate +
unequal +
membranous +
equal +
well-developed +
lacking +
uncinate +
punctate +
axillary +
elongated +
spongy +
absent +
distichous +
cauline +
hyaline +
coriaceous +
absent +
free +
absent +
inconspicuous +
glabrous +
cuneate +
fleshy +
staminate +
sterile +
reduced +
5-7-veined +
minute +
hyaline +
absent +
large +
not thickened +
separated +
hyaline +
involute +
absent +
villous +
swollen +
absent +
glabrous +
clasping +
keeled +
contracted +
subterranean +
absent +
separating +
thin +
evident +
winter +
lunate +
absent +
higher +
kranz +
anatomy +
closed +
keeled +
complex +
bisexual +
unisexual +
sessile +
paired +
length +
attached +
absent +
glabrous +
many +
ellipsoid +
equaling +
Panicum sect. Obtusa +
Panicum subg. Agrostoidea +
section +
hyaline +
membranous +
bisexual +
large +
variable +
7-11-veined +
much longer +
absent +
blunt +
subequal +
shorter to much +
shiny +
7-11-veined +
blunt +
rugose +
absent +
perennial +
herbaceous +
variable +