Difference between revisions of "Dichanthium aristatum"

(Poir.) C.E. Hubb.
Common names: Awned dichanthium
Introduced
Treatment appears in FNA Volume 25. Treatment on page 638.
imported>Volume Importer
imported>Volume Importer
 
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|publication year=
 
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|special status=Introduced
 
|special status=Introduced
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V25/V25_1546.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V25/V25_1546.xml
 
|subfamily=Poaceae subfam. Panicoideae
 
|subfamily=Poaceae subfam. Panicoideae
 
|tribe=Poaceae tribe Andropogoneae
 
|tribe=Poaceae tribe Andropogoneae

Latest revision as of 18:57, 11 May 2021

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.

Distribution

Puerto Rico, Pacific Islands (Hawaii), Fla., Tex., La.

Discussion

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

Selected References

None.

Lower Taxa

None.