Paspalum setaceum var. ciliatifolium

(Michx.) Vasey
Common names: Fringeleaf paspalum
Synonyms: Paspalum eggertii Paspalum ciliatifolium
Treatment appears in FNA Volume 25. Treatment on page 590.

Plants erect to spreading. Leaves mostly cauline; blades 2-32 cm long, 3-18 mm wide, lax to somewhat stiff, glabrous or with a few hairs along the midrib (rarely shortly pilose), dark green to purple, margins scabrous, ciliate. Panicle branches 2-11.9 cm; branch axes 0.6-1.2 mm wide. Spikelets 1.7-2 mm long, 1.2-1.5 mm wide, elliptic to obovate, pubescent or occasionally glabrous; lower lemmas with an evident midvein; upper florets 1.7-2 mm.

Discussion

Paspalum setaceum var. ciliatifolium is the most variable and widespread of the nine varieties of P. setaceum. It usually grows in sandy soil in open areas, including disturbed areas, of prairies and forest margins. Its range extends from Louisiana and the eastern United States to Panama, the West Indies, and Bermuda.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number."elongated" is not a number.

anatomy +  and kranz +
Charles M. Allen +  and David W. Hall +
(Michx.) Vasey +
1 (?) +  and 3 (?) +
keeled +  and rounded +
pseudopetiolate +  and branching +
divergent +  and parallel +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
membranous +
disarticulating +  and pseudopetiolate +
dark green +  and purple +
2 cm20 mm <br />0.02 m <br /> (32 cm320 mm <br />0.32 m <br />) +
with a few hairs +  and glabrous +
usually linear +  and lanceolate occasionally ovate +
3mm;18mm +
17 cm170 mm <br />0.17 m <br /> (?) +
0.6mm +  and 1.2mm +
ascending;spreading +
spikelike +
not developed +
ringlike +
elliptic +  and suborbicular +
sometimes longer +
Fringeleaf paspalum +
branched +  and solid +
prostrate +, spreading +  and erect +
25 cm250 mm <br />0.25 m <br /> (110 cm1,100 mm <br />1.1 m <br />) +
Conn. +, N.J. +, N.Y. +, Va. +, Del. +, D.C. +, Wis. +, W.Va. +, Ont. +, Fla. +, N.H. +, N.Mex. +, Tex. +, La. +, Tenn. +, N.C. +, S.C. +, Pa. +, Mass. +, R.I. +, Vt. +, Puerto Rico +, Colo. +, Md. +, Ala. +, Ark. +, Ill. +, Ga. +, Ind. +, Iowa +, Ariz. +, Kans. +, Nebr. +, Okla. +, Ohio +, Mo. +, Minn. +, Mich. +, Mont. +, Miss. +, Ky. +  and S.Dak. +
capillary +
germination +
pistillate +  and staminate +
sometimes longer +
compressed +  and terete +
shorter or longer +
subtending +
unequal +
membranous +
uncinate +
bracteate +  and ebracteate +
solid +  and hollow +
coriaceous +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
membranous +
inconspicuous +
complex +  and simple +
concealed +  and prominent +
pubescent +  and glabrous +
2 +  and 1 +
2 cm20 mm <br />0.02 m <br /> (11.9 cm119 mm <br />0.119 m <br />) +
subterranean +
spreading +  and erect +
dry +  and fleshy +
pubescent +  and glabrous +
subsessile +  and shortly pedicellate +
imbricate +  and paired +
brown +  and stramineous +
0.17 cm1.7 mm <br />0.0017 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
glabrous +  and pubescent +
1 +  and 60 +
unisexual +  and bisexual +
elliptic +  and obovate +
1.2mm +  and 1.5mm +
1 (?) +  and 3 (?) +
fused +  and free +
2 (?) +  and 3 (?) +
dome--shaped +  and triangular +
Paspalum eggertii +  and Paspalum ciliatifolium +
Paspalum setaceum var. ciliatifolium +
Paspalum setaceum +
variety +
membranous +
stipitate +  and sessile +
rounded +  and acute +
0.17 cm1.7 mm <br />0.0017 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
glandular-pubescent +  and glabrous +
stramineous +  and dark-brown +
smooth +  and slightly rugose +
glandular-pubescent +  and glabrous +
smooth +  and slightly rugose +
aquatic +  and terrestrial +
erect +  and spreading +
dioecious +, monoecious +  and synoecious +