Flora of North America species comparison

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Dichanthium aristatum

angleton bluestem, awn dichanthium
Habit Plants perennial; stoloniferous, stolons often 2 m or longer.
Culms

70-100 cm, decumbent, erect portions generally about 35 cm, pubescent beneath the inflorescences;

nodes glabrous or densely short pubescent.
Sheaths

glabrous;

ligules 1-1.3 mm;

blades 6-25 cm long, 3-6 mm wide, glabrous or hispid.
Rames

(2)3-5(8), 4-7 cm, subdigitate, erect to divergent, bases pilose, without spikelets;

internodes pilose.
Sessile

spikelets 4-5 mm;

lower glumes more or less obovate, often involute, margins ciliate basally, keels winged distally, apices obtuse;

awns 1.5-2.5 cm, twice-geniculate.
Pedicellate

spikelets 4-5 mm, usually staminate.
2n

= 20.

Dichanthium aristatum
Distribution
from FNA
FL; LA; TX; HI; PR
[BONAP county map]
Discussion

Dichanthium aristatum was introduced to the Americas from southern Asia. It is sometimes used as a lawn grass in Texas, Louisiana, and Florida.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 25, p. 638.
Parent taxa Poaceae > subfam. Panicoideae > tribe Andropogoneae > Dichanthium
Sibling taxa
D. annulatum, D. sericeum
Name authority (Poir.) C.E. Hubb.
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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