Digitaria filiformis var. filiformis

Synonyms: Panicum filiforme
Treatment appears in FNA Volume 25. Treatment on page 366.
Revision as of 02:56, 30 July 2020 by imported>Volume Importer
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Culms 10-80 cm. Basal leaf-sheaths with papillose-based hairs; cauline leaf-blades 1-6 mm wide, flat. Panicle branches 3-13 cm. Spikelets 1.3-1.9 mm; lower lemmas pubescent.

Discussion

Digitaria filiformis var. filiformis is a weed of sandy fields and open, disturbed ground in the southeastern United States and Mexico.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
obtuse +  and acuminate +
anatomy +  and kranz +
J.K. Wipff +
(L.) Koeler +
1 (?) +  and 3 (?) +
triquetrous +
keeled +  and rounded +
pseudopetiolate +  and branching +
divergent +  and parallel +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
membranous +
disarticulating +  and pseudopetiolate +
non-radiate +  and radiate +
2 cm20 mm <br />0.02 m <br /> (18 cm180 mm <br />0.18 m <br />) +
pilose +, scabrous +  and glabrous +
involute +  and flat +
0.1 cm1 mm <br />0.001 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
triquetrous +
spikelike +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
not developed +
planoconvex +
0.1 cm1 mm <br />0.001 m <br /> (?) +  and 0.6 cm6 mm <br />0.006 m <br /> (?) +
sometimes longer +
rooting +  and branching +
decumbent +  and erect +
10 cm100 mm <br />0.1 m <br /> (80 cm800 mm <br />0.8 m <br />) +
Conn. +, N.J. +, N.Y. +, Del. +, D.C. +, W.Va. +, Fla. +, N.H. +, Tex. +, La. +, Tenn. +, N.C. +, S.C. +, Pa. +, Va. +, Ala. +, Mass. +, R.I. +, Ark. +, Vt. +, Ill. +, Ga. +, Ind. +, Iowa +, Md. +, Kans. +, Okla. +, Ohio +, Mo. +, Mich. +, Miss. +  and Ky. +
1/5 +  and 1/2 +
capillary +
germination +
pistillate +  and staminate +
sometimes longer +
compressed +  and terete +
shorter or longer +
subtending +
unequal +
membranous +
papillose-based +
clavate +  and capitate +
bracteate +  and ebracteate +
solid +  and hollow +
cauline +  and basal +
coriaceous +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
membranous +
inconspicuous +
20 cm200 mm <br />0.2 m <br /> (25 cm250 mm <br />0.25 m <br />) +
complex +  and simple +
concealed +  and prominent +
3 +  and 6 +
2 +  and 1 +
3 cm30 mm <br />0.03 m <br /> (13 cm130 mm <br />0.13 m <br />) +
subterranean +
dry +  and fleshy +
in triplets +  and paired +
1 +  and 60 +
unisexual +  and bisexual +
compressed +, lanceoloid +  and ellipsoid +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.19 cm1.9 mm <br />0.0019 m <br />) +
1 +  and 3 +
fused +  and free +
2 +  and 3 +
dome--shaped +  and triangular +
Panicum filiforme +
Digitaria filiformis var. filiformis +
Digitaria filiformis +
variety +
membranous +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
glabrous or +  and sparsely densely pubescent +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
cartilaginous +, coriaceous +  and indurate +
short-lived +  and annual +
plant +  and cespitose +
aquatic +  and terrestrial +
dioecious +, monoecious +  and synoecious +