Aristida purpurascens var. tenuispica
Treatment appears in FNA Volume 25. Treatment on page 340.
Lower sheaths shorter or longer than the internodes, glabrous; blades usually about 1 mm wide, usually not curling. Glumes 8-9 mm, subequal; awns 12-18 mm, of equal thickness, spirally contorted at the base, divergent.
Distribution
Ala., Ga., Miss., N.C., S.C., Fla.
Discussion
Aristida purpurascens var. tenuispica grows in pine and oak woods, prairies, and along roadsides, at low elevations and usually in sandy soils. Within the Flora region, it grows on the coastal plain from North Carolina to Mississippi. It also grows in Mexico and Honduras.
Selected References
None.
Lower Taxa
None.
"subequal" is not a number."decumbent" is not a number.
... more about "Aristida purpurascens var. tenuispica"
absent +
of hairs +
absent +
bulliform +
absent +
membranous +
brown +
3-awned +
absent +
kranz +
absent +
lacking +
absent +
reduced +
curved +
arcuate +
not evident +
equal +
close +
contorted +
knotty +
hard +
thick +
not twisted +
straight +
drying +
curling +
glabrous +
1 cm10 mm <br />0.01 m <br /> (?) +
spikelike +
well-developed +
hirsute +
chestnut-brown +
falling +
fusiform +
adaxial +
sometimes thicker +
branching +
annual +
climbing +
floating +
erect +
not woody +
absent +
cleft +
hard +
capillary +
germination +
sometimes longer +
bisexual +
absent +
1-3-veined +
often longer +
subtending +
subequal +
thin +
punctate +
Present +
not leafy +
paniculate +
nodding +
hollow +
elongated +
divergent +
straight +
obsolete +
reduced +
absent +
distichous +
cauline +
narrowed +
3-veined +
convolute +
overlapping +
glabrous +
scabridulous +
fusiform +
coriaceous +
absent +
indistinguishable +
0.2 cm2 mm <br />0.002 m <br /> (?) +
free +
absent +
inconspicuous +
glabrous +
membranous +
1-2-veined +
longer +
1-keeled +
shorter or longer +
glabrous +
absent +
simple +
glabrous +
scabrous +
absent +
glabrous +
2-veined +
shorter +
maturity +
concealing +
absent +
keeled +
attached +
separating +
tightly appressed;loosely ascending +
absent +
not prolonged +
evident +
open +
intact +
mostly longer +
absent +
fan--shaped +
thickened +
attached +
appressed +
bisexual +
compound +
free +
Aristida purpurascens var. tenuispica +
Aristida purpurascens +
variety +
thin-walled +
slender +
divergent +
equal +
hyaline +
membranous +
absent +
rhizomatous +
perennial +
herbaceous +