Axonopus furcatus

(Flüggé) Hitchc.
Common names: Big carpetgrass
Endemic
Treatment appears in FNA Volume 25. Treatment on page 566.

Plants stoloniferous. Culms 30-100 cm; nodes glabrous or pubescent. Sheaths compressed, glabrous or sparsely to densely pilose, hairs appressed; ligules 0.3-1 mm; blades 3-25 cm long, 2-15 mm wide, margins often with papillose-based hairs near the base, scabrous distally. Panicles terminal and axillary, with 2 (-4) divergent branches; branches 4-15 cm. Spikelets 3.5-5.5 mm long, about 1.5 mm wide, sessile or subsessile, ovoid-ellipsoid, acuminate. Upper glumes glabrous, 5-7-veined; lower lemmas 5-7-veined, glabrous or sparsely pilose over the veins; upper lemmas and paleas 2.5-3.2 mm, light yellow, obtuse. Caryopses 1.8-2.2 mm, obovate, yellow. 2n = unknown.

Distribution

Md., Del., Miss., Tex., La., Ala., N.C., S.C., Va., Ark., Ga., Okla., Fla.

Discussion

Axonopus furcatus is endemic to the southeastern United States. It grows in moist pine barrens, marshes, river banks, wet ditches, pond margins, and other such damp areas.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

... more about "Axonopus furcatus"
acute +  and obtuse +
anatomy +  and kranz +
Mary E. Barkworth +
(Flüggé) Hitchc. +
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 +
3 cm30 mm <br />0.03 m <br /> (25 cm250 mm <br />0.25 m <br />) +
obtuse +, convolute +  and flat +
0.2 cm2 mm <br />0.002 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
triquetrous +  and spikelike +
4 cm40 mm <br />0.04 m <br /> (15 cm150 mm <br />0.15 m <br />) +
not developed +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
sometimes longer +
Big carpetgrass +
branched +  and solid +
erect +  and ascending +
30 cm300 mm <br />0.3 m <br /> (100 cm1,000 mm <br />1 m <br />) +
not woody +
Md. +, Del. +, Miss. +, Tex. +, La. +, Ala. +, N.C. +, S.C. +, Va. +, Ark. +, Ga. +, Okla. +  and Fla. +
capillary +
germination +
pistillate +  and staminate +
sometimes longer +
compressed +  and terete +
shorter or longer +
subtending +
unequal +
membranous +
papillose-based +
uncinate +
bracteate +  and ebracteate +
solid +  and hollow +
cauline +  and basal +
coriaceous +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
membranous +
inconspicuous +
pilose +  and glabrous +
complex +  and simple +
concealed +  and prominent +
pubescent +  and glabrous +
2 +  and 1 +
subterranean +
dry +  and fleshy +
glabrous or +  and sparsely densely pilose +
compressed +
subsessile +  and sessile +
in triplets +  and paired +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
1 +  and 60 +
unisexual +  and bisexual +
acuminate +  and ovoid-ellipsoid +
1 +  and 3 +
fused +  and free +
2 +  and 3 +
dome--shaped +  and triangular +
Gramineae +
Axonopus furcatus +
Axonopus +
species +
membranous +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
annual +  and perennial +
aquatic +  and terrestrial +
dioecious +, monoecious +  and synoecious +