Andropogon gyrans var. gyrans

Common names: Elliott's beardgrass
Synonyms: Andropogon campyloracheus
Treatment appears in FNA Volume 25. Treatment on page 657.
Revision as of 03:26, 30 July 2020 by imported>Volume Importer
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Ligules 0.3-0.8 (1.1) mm. Inflorescence units usually with 2-5 rames; rames usually concealed at maturity.

Distribution

Del., D.C., W.Va., Fla., N.J., Tex., La., Tenn., N.C., S.C., Pa., Va., Ala., Ark., Ill., Ga., Ind., Md., Okla., Ohio, Mo., Miss., Ky.

Discussion

Andropogon gyrans var. gyrans generally grows in dry, sandy soil of roadsides, embankments, fields, and pine or oak woods, occasionally in moister soil. Its range extends south from the United States to the Caribbean and Central America. Plants from Florida and Mississippi do not have inflated sheaths.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

1.7 cm17 mm <br />0.017 m <br /> (?) +
purple +  and yellow +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
anatomy +  and kranz +
Christopher S. Campbell +
1 (?) +  and 3 (?) +
0.8 cm8 mm <br />0.008 m <br /> (2.4 cm24 mm <br />0.024 m <br />) +
terete +  and flattened +
slender +
keeled +  and rounded +
pseudopetiolate +  and branching +
divergent +  and parallel +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
pseudopetiolate +
non-radiate +  and radiate +
well-developed +
6 cm60 mm <br />0.06 m <br /> (48 cm480 mm <br />0.48 m <br />) +
pubescent +  and glabrous +
convolute +, folded +, flat +  and linear +
reduced +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
spikelike +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0 cm0 mm <br />0 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
Elliott's beardgrass +
much-branched +
purple +  and reddish +
30 cm300 mm <br />0.3 m <br /> (100 cm1,000 mm <br />1 m <br />) +
not woody +
Del. +, D.C. +, W.Va. +, Fla. +, N.J. +, Tex. +, La. +, Tenn. +, N.C. +, S.C. +, Pa. +, Va. +, Ala. +, Ark. +, Ill. +, Ga. +, Ind. +, Md. +, Okla. +, Ohio +, Mo. +, Miss. +  and Ky. +
capillary +
sometimes longer +
concealing +
compressed +  and terete +
shorter or longer +
subtending +
compressed +  and rounded +
unequal +
uncinate +
bracteate +  and ebracteate +
pedunculate +  and multiple-stalked +
4.1 cm41 mm <br />0.041 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
0.27 cm2.7 mm <br />0.0027 m <br /> (0.47 cm4.7 mm <br />0.0047 m <br />) +
with inconspicuous veins +  and veined +
fimbriate +  and cupulate +
solid +  and hollow +
photosynthetic +
not aromatic +
coriaceous +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
membranous +
inconspicuous +
2-9-veined +  and veined +
concave +, flat +  and 2-keeled +
complex +  and simple +
concealed +  and prominent +
sessile-pedicellate +
heterogamous +
not fused +
3 cm30 mm <br />0.03 m <br /> (?) +
1.5 cm15 mm <br />0.015 m <br /> (?) +  and 1 cm10 mm <br />0.01 m <br /> (?) +
not +  and exserted +
2.8 cm28 mm <br />0.028 m <br /> (?) +  and 4.2 cm42 mm <br />0.042 m <br /> (?) +
dry +  and fleshy +
elongate +
pedicellate +  and sessile +
in triplets +  and paired +
well-developed +
usually smaller +  and reduced +
0.39 cm3.9 mm <br />0.0039 m <br /> (0.47 cm4.7 mm <br />0.0047 m <br />) +
1 +  and 3 +
fused +  and free +
2 +  and 3 +
dome--shaped +  and triangular +
Andropogon campyloracheus +
Andropogon gyrans var. gyrans +
Andropogon gyrans +
variety +
membranous +
sessile-pedicellate +
inconspicuous +
plant +  and cespitose +
aquatic +  and terrestrial +
dioecious +, monoecious +  and synoecious +
cylindrical +  and ovate +