Difference between revisions of "Panicum mohavense"

Reeder
Common names: Mohave witchgrass
Treatment appears in FNA Volume 25. Treatment on page 462.
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|distribution=Ariz.;N.Mex.
 
|distribution=Ariz.;N.Mex.
|discussion=<p><i>Panicum mohavense</i> is known only from arid limestone terraces in Arizona and New Mexico.</p>
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|discussion=<p>Panicum mohavense is known only from arid limestone terraces in Arizona and New Mexico.</p>
 
|tables=
 
|tables=
 
|references=
 
|references=
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|basionyms=
 
|basionyms=
 
|family=Poaceae
 
|family=Poaceae
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|illustrator=Linda A. Vorobik and Cindy Roché
 
|distribution=Ariz.;N.Mex.
 
|distribution=Ariz.;N.Mex.
 
|reference=None
 
|reference=None
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|publication year=
 
|publication year=
 
|special status=
 
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V25/V25_1243.xml
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|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/314eb390f968962f596ae85f506b4b3db8683b1b/coarse_grained_fna_xml/V25/V25_1243.xml
 
|subfamily=Poaceae subfam. Panicoideae
 
|subfamily=Poaceae subfam. Panicoideae
 
|tribe=Poaceae tribe Paniceae
 
|tribe=Poaceae tribe Paniceae

Revision as of 16:14, 30 October 2019

Plants annual. Culms 2-8 cm, erect-spreading; nodes 1-2, hispid; internodes pilose, hairs papillose-based. Sheaths rounded, much longer than the internodes, with prominent veins, hispid, hairs papillose-based; ligules 0.2-0.4 mm, membranous, ciliate; blades 1-4 cm long, 1-3 mm wide, flat or involute apically, glabrous basally, margins ciliate, cilia papillose-based. Panicles congested, partially included in the sheaths, less than 1.5 times longer than wide; branches ascending, narrow; primary branches appressed to the main axes, secondary branches and pedicels attached to the distal 2/3; pedicels appressed, 1-2 mm. Spikelets 2-2.2 mm long, 1-1.3 mm wide, plump-ellipsoid, glabrous. Lower glumes 1.2-1.3 mm, acute to attenuate; upper glumes and lower lemmas 2-2.2 mm, 7-9-veined, apices purplish, acute; lower florets sterile; lower paleas 0.2-0.4 mm; upper florets 1.4-1.8 mm long, about 1 mm wide, broadly ovoid.

Discussion

Panicum mohavense is known only from arid limestone terraces in Arizona and New Mexico.

Selected References

None.

Lower Taxa

None.