Show Lower Taxa
Dichanthelium sect. Lancearia
Treatment appears in FNA Volume 25. Treatment on page 441.
Plants usually densely cespitose, with caudices. Basal rosettes usually well-differentiated. Culms slender, usually purplish and puberulent; fall phase often profusely branched and rebranched. Cauline leaves 8-14; sheaths usually purplish and puberulent; ligules less than 0.5 mm, of hairs; blades usually purplish and puberulent. Primary panicles exserted. Spikelets 1.5-2.6 mm, obovoid-pyriform, planoconvex in side view, bases attenuate. Lower glumes thin, weakly veined, attached about 0.2 mm below the upper glumes, clasping at the base. Upper florets subacute.
Discussion
Only one species of sect. Lancearia, Dichanthelium portoricense, grows in the Flora region.
Selected References
None.
Lower Taxa
"usually distinctly longer and narrower" is not a number."decumbent" is not a number.
... more about "Dichanthelium sect. Lancearia"
absent +
common +
absent +
bulliform +
absent +
membranous +
absent +
absent +
arising +
single +
winter +
well-differentiated +
cormlike +
attenuate +
hard +
thick +
purplish +
distinct +
adaxial +
puberulent +
rebranching +
absent +
sterile +
spikelike +
absent +
sterile +
not developed +
absent +
longer +
sometimes longer +
purplish +
annual +
climbing +
floating +
herbaceous +
puberulent +
woody +
narrow +
Minn. +, Conn. +, N.J. +, N.Y. +, Wash. +, Ala. +, Mich. +, N.C. +, Pa. +, Puerto Rico +, S.C. +, W.Va. +, Ark. +, Iowa +, Kans. +, Mo. +, N.Dak. +, Nebr. +, Okla. +, S.Dak. +, Del. +, D.C +, Wis. +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Labr.) +, N.S. +, Ont. +, P.E.I. +, Que. +, Sask. +, Pacific Islands (Hawaii) +, Md. +, Mass. +, Maine +, N.H. +, R.I. +, Vt. +, Fla. +, Wyo. +, Miss. +, Ariz. +, N.Mex. +, Tex. +, La. +, Ga. +, Tenn. +, Calif. +, Nev. +, Colo. +, Ill. +, Ind. +, Va. +, Idaho +, Ohio +, Utah +, Mont. +, Oreg. + and Ky. +
1/2 +
waisted +
large +
hard +
capillary +
germination +
adjacent +
sometimes longer +
well-developed +
absent +
reduced +
bisexual +
absent +
gaping +
shorter +
shorter or longer +
subtending +
unequal +
membranous +
equal +
absent +
lacking +
uncinate +
punctate +
axillary +
elongated +
absent +
distichous +
hyaline +
coriaceous +
true +
absent +
membranous +
free +
absent +
inconspicuous +
glabrous +
cuneate +
fleshy +
staminate +
sterile +
reduced +
veined +
attached +
0.2 cm2 mm <br />0.002 m <br /> (?) +
thin +
absent +
thin +
separated +
hyaline +
involute +
absent +
absent +
glabrous +
keeled +
subterranean +
absent +
separating +
thin +
developing +
exserted +
chasmogamous +
evident +
cleistogamous +
small +
higher +
included +
small +
open +
closed +
puberulent +
complex +
bisexual +
unisexual +
sessile +
length +
attached +
absent +
varying +
simple +
convex +
Dichanthelium sect. Lancearia +
Dichanthelium +
section +
hyaline +
membranous +
sessile +
bisexual +
subacute +
plump +
5-11-veined +
not saccate +
slightly shorter +
absent +
subequal +
glabrous +
shiny +
chartaceous-indurate +
absent +
rhizomatous +
perennial +
herbaceous +
various +