Paspalum minus

E. Fourn.
Common names: Matted paspalum
Treatment appears in FNA Volume 25. Treatment on page 577.
Revision as of 03:18, 30 July 2020 by imported>Volume Importer
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Plants perennial; shortly rhizomatous. Culms 3-60 cm, erect; nodes glabrous. Sheaths glabrous or pubescent; ligules 0.2-0.7 mm; blades 8-18 cm long, 2-7.1 mm wide, flat, glabrous or pubescent. Panicles terminal, usually composed of a digitate pair of branches, a third branch sometimes present below the terminal pair; branches 1.8-6.4 cm, diverging to erect; branch axes 0.5-1.3 mm wide, narrowly winged, glabrous, margins scabrous, terminating in a spikelet. Spikelets 1.9-2.3 mm long, 1.2-2 mm wide, solitary, appressed to the branch axes, broadly elliptic to ovate to obovate, glabrous, stramineous, apices obtuse. Lower glumes absent; upper glumes 3-veined, lower lemmas faintly 3-veined; upper florets stramineous. Caryopses 1.8-2.2 mm, white. 2n = 20, 40, 50.

Distribution

Puerto Rico, Tex., La., Ala., Miss., Fla.

Discussion

Paspalum minus grows in disturbed areas and on the edges of forests. It grows from southern Texas to Florida in the Flora region; outside the region, it extends through Mexico and the West Indies to Peru, Bolivia, Brazil, and Paraguay.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

... more about "Paspalum minus"
50 +, 40 +  and 20 +
anatomy +  and kranz +
Charles M. Allen +  and David W. Hall +
E. Fourn. +
1 (?) +  and 3 (?) +
keeled +  and rounded +
pseudopetiolate +  and branching +
divergent +  and parallel +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
membranous +
disarticulating +  and pseudopetiolate +
non-radiate +  and radiate +
8 cm80 mm <br />0.08 m <br /> (18 cm180 mm <br />0.18 m <br />) +
pubescent +  and glabrous +
usually linear +  and lanceolate occasionally ovate +
0.2 cm2 mm <br />0.002 m <br /> (0.71 cm7.1 mm <br />0.0071 m <br />) +
0.5mm +  and 1.3mm +
diverging;erect +
spikelike +
1.8 cm18 mm <br />0.018 m <br /> (6.4 cm64 mm <br />0.064 m <br />) +
not developed +
ringlike +
orbicular +  and elliptical planoconvex or flattened +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
sometimes longer +
Matted paspalum +
branched +  and solid +
3 cm30 mm <br />0.03 m <br /> (60 cm600 mm <br />0.6 m <br />) +
Puerto Rico +, Tex. +, La. +, Ala. +, Miss. +  and Fla. +
capillary +
germination +
pistillate +  and staminate +
sometimes longer +
compressed +  and terete +
shorter or longer +
subtending +
unequal +
membranous +
uncinate +
bracteate +  and ebracteate +
solid +  and hollow +
cauline +  and basal +
coriaceous +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
membranous +
inconspicuous +
complex +  and simple +
concealed +  and prominent +
2 +  and 1 +
subterranean +
spreading +  and erect +
dry +  and fleshy +
pubescent +  and glabrous +
subsessile +  and shortly pedicellate +
paired +  and not solitary +
0.19 cm1.9 mm <br />0.0019 m <br /> (0.23 cm2.3 mm <br />0.0023 m <br />) +
1 +  and 60 +
unisexual +  and bisexual +
broadly elliptic +  and ovate +
1.2mm +  and 2mm +
1 +  and 3 +
fused +  and free +
2 +  and 3 +
dome--shaped +  and triangular +
Gramineae +
Paspalum minus +
Paspalum +
species +
membranous +
stipitate +  and sessile +
rounded +  and acute +
stramineous +  and dark-brown +
smooth +  and slightly rugose +
smooth +  and slightly rugose +
aquatic +  and terrestrial +
dioecious +, monoecious +  and synoecious +