Dichanthelium commutatum subsp. commutatum
Synonyms: Panicum commutatum var. joorii Panicum mutabile
Treatment appears in FNA Volume 25. Treatment on page 414.
Plants with caudices. Culms more or less erect, usually glabrous, sometimes sparsely pubescent or puberulent. Basal blades large, usually 8-14 cm long, 7-22 mm wide. Cauline blades 3.5-8 times as long as wide, 6-25 mm wide, thin, ovatelanceolate, green, sometimes glaucous, bases almost symmetrical. Spikelets 2.6-2.9 mm. Lower glumes about 1/4 as long as the spikelets; lower lemmas rounded apically.
Discussion
Dichanthelium commutatum subsp. commutatum grows in wet to dry woodlands. Its range extends to South America.
Selected References
None.
Lower Taxa
None.
No values specified."usually distinctly longer and narrower" is not a number."decumbent" is not a number.
... more about "Dichanthelium commutatum subsp. commutatum"
absent +
common +
absent +
bulliform +
absent +
membranous +
absent +
absent +
arising +
single +
large +
winter +
well-differentiated +
cordate-clasping +
symmetrical +
hard +
thick +
distinct +
sprawling +
adaxial +
rebranching +
flexuous +
sprawling +
erect;erect +
absent +
sterile +
spikelike +
absent +
sterile +
not developed +
absent +
3.5-8 +
glaucous +
ovatelanceolate +
longer +
longer +
12 cm120 mm <br />0.12 m <br /> (?) +
rebranching +
fascicles +
purplish +
not dense +
annual +
climbing +
floating +
herbaceous +
erect +
axillary +
woody +
narrow +
1/2 +
waisted +
large +
hard +
capillary +
germination +
adjacent +
sometimes longer +
well-developed +
absent +
reduced +
bisexual +
absent +
gaping +
shorter +
shorter or longer +
subtending +
unequal +
membranous +
equal +
papillose-based +
absent +
lacking +
uncinate +
punctate +
Present +
axillary +
elongated +
absent +
distichous +
hyaline +
coriaceous +
true +
absent +
0.3 cm3 mm <br />0.003 m <br /> (?) +
membranous +
free +
absent +
inconspicuous +
glabrous +
cuneate +
fleshy +
staminate +
sterile +
reduced +
1-5-veined +
rounded +
absent +
thin +
separated +
hyaline +
involute +
papillose-based +
absent +
absent +
glabrous +
keeled +
sprawling +
subterranean +
erect +
exserted +
absent +
separating +
thin +
membranous +
developing +
exserted +
chasmogamous +
evident +
knotty +
smaller +
cleistogamous +
small +
higher +
included +
small +
open +
not overlapping +
not viscid +
closed +
complex +
bisexual +
unisexual +
sessile +
length +
attached +
absent +
pubescent +
ellipsoid +
varying +
simple +
convex +
Dichanthelium commutatum subsp. commutatum +
Dichanthelium commutatum +
subspecies +
hyaline +
membranous +
sessile +
bisexual +
umbonate +
plump +
5-11-veined +
not saccate +
slightly shorter +
absent +
subequal +
equaling +
glabrous +
shiny +
chartaceous-indurate +
slightly shorter +
equaling +
absent +
rhizomatous +
perennial +
herbaceous +
various +
thick +