familyPoaceae
subfamilyPoaceae subfam. Panicoideae
genusPanicum
subgenusPanicum subg. Phanopyrum
sectionPanicum sect. Hemitonia
Show Lower Taxa
Panicum sect. Hemitonia
Treatment appears in FNA Volume 25. Treatment on page 434.
Revision as of 03:10, 30 July 2020 by imported>Volume Importer
Plants perennial; aquatic or semiaquatic, rhizomatous, rhizomes extensive. Culms erect or sprawling, often sterile. Ligules membranous and ciliate, or lacerate. Panicles narrow; branches few, spikelike, erect; ultimate branchlets 1-sided; pedicels less than 2 mm long, appressed. Spikelets lanceoloid, laterally compressed, glabrous; lower florets staminate; upper lemmas thin, flexible, whitish, clasping the paleas only near the base, x = 9.
Discussion
Panicum sect. Hemitonia includes only P. hemitomon.
Selected References
None.
Lower Taxa
"decumbent" is not a number.
... more about "Panicum sect. Hemitonia"
absent +
common +
absent +
bulliform +
absent +
membranous +
gaping +
apiculate +
puberulent +
absent +
absent +
arising +
single +
sulcate +
cormlike +
membranous +
thick +
adaxial +
secund +
erect +
absent +
few +
sterile +
spikelike +
absent +
sterile +
not developed +
absent +
sometimes longer +
small green +
annual +
robust +
climbing +
floating +
decumbent +
herbaceous +
sterile +
succulent +
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 +
paired +
herbaceous +
shorter +
shorter or longer +
subtending +
tuberculate +
unequal +
membranous +
equal +
various +
lacking +
uncinate +
punctate +
axillary +
elongated +
spongy +
absent +
distichous +
cauline +
hyaline +
coriaceous +
absent +
membranous +
free +
absent +
inconspicuous +
glabrous +
cuneate +
fleshy +
staminate +
sterile +
reduced +
3-veined +
minute +
hyaline +
absent +
separated +
hyaline +
involute +
absent +
parenchymatous +
absent +
unspecialized +
absent +
glabrous +
clasping +
keeled +
subterranean +
narrow +
absent +
appressed +
separating +
thin +
evident +
extensive +
winter +
lunate +
higher +
thick-walled +
anatomy +
closed +
complex +
bisexual +
unisexual +
sessile +
length +
attached +
absent +
glabrous +
equaling +
Panicum sect. Hemitonia +
Panicum subg. Phanopyrum +
section +
hyaline +
membranous +
stipitate +
pubescent +
rugose +
bisexual +
5-veined +
much longer +
absent +
subequal +
shorter to much +
whitish +
pliable +
shiny +
thin +
5-veined +
rugose +
absent +
rhizomatous +
perennial +
herbaceous +
variable +