Calamovilfa arcuata
Rhizomes short, covered with the persistent bases of the foliage leaves. Culms to 1.5+ m. Sheaths to 22 cm; ligules to 0.7 mm; blades to 85 cm long, 1.5-6.5 mm wide. Panicles 15-45 cm long, 8-40 cm wide, open; branches to 22 cm, ascending to spreading. Spikelets 6-7.4 mm. Glumes usually arcuate, acute to acuminate; lower glumes 2.7-4.1 mm; upper glumes 4.2-5.4 mm; callus hairs 1/3 – 1/2 as long as the lemmas; lemmas 5.5-7 mm, arcuate, pubescent, attenuate; paleas 5.4-6.2 mm, pubescent; anthers 2.8-3.2 mm. 2n = unknown.
Distribution
Tenn., Ky., Ark., Okla., Ala.
Discussion
Calamovilfa arcuata is known only from a few scattered locations in the south central United States. It grows along streams and rivers.
Selected References
None.
Lower Taxa
None.
"decumbent" is not a number.
... more about "Calamovilfa arcuata"
absent +
common +
falling +
absent +
bulliform +
absent +
membranous +
kranz +
absent +
absent +
arising +
close +
persistent +
not fused +
membranous +
thick +
not pseudopetiolate +
adaxial +
not disarticulating +
ascending;spreading +
1;many +
not spikelike +
hairy +
sometimes longer +
membranous +
single +
Cumberland sandreed +
branched +
annual +
climbing +
floating +
not woody +
reduced +
absent +
not waisted +
large +
hard +
capillary +
adjacent +
shorter +
sometimes longer +
reduced +
persistent +
absent +
1-veined +
shorter +
shorter or longer +
subtending +
coarse +
uncinate +
punctate +
Present +
pistillate +
distinct +
axillary +
elongate +
not absent +
distichous +
cauline +
1-veined +
arcuate +
pubescent +
attenuate +
dense +
sometimes longer +
absent +
absent +
inconspicuous +
adjacent +
stiff +
coarse +
absent +
simple +
glabrous +
grooved +
pubescent +
keeled +
contracted +
pliable +
exserted +
separating +
free +
spikelike +
not prolonged +
evident +
elongate +
open +
closed +
Endemic +
attached +
distal +
absent +
sterile +
compressed +
absent +
separate +
staminate +
Calamovilfa arcuata +
Calamovilfa +
species +
dioecious +
hyaline +
membranous +
longer +
absent +
rhizomatous +
perennial +
synoecious +
varied +