Difference between revisions of "Pennisetum advena"

Wipff & Veldkamp
Common names: Purple fountaingrass
Treatment appears in FNA Volume 25.
FNA>Volume Importer
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|distribution=Calif.;Fla.;Pacific Islands (Hawaii);Tex.
 
|distribution=Calif.;Fla.;Pacific Islands (Hawaii);Tex.
|discussion=<p>The origin of Pennisetum advena is uncertain. It is frequently cultivated as an ornamental, usually being sold as P. setaceum 'Rubrum'.</p>
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|discussion=<p>The origin of <i>Pennisetum advena</i> is uncertain. It is frequently cultivated as an ornamental, usually being sold as <i>P. setaceum</i> 'Rubrum'.</p>
 
|tables=
 
|tables=
 
|references=
 
|references=
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-->{{#Taxon:
 
-->{{#Taxon:
 
name=Pennisetum advena
 
name=Pennisetum advena
|author=
 
 
|authority=Wipff & Veldkamp
 
|authority=Wipff & Veldkamp
 
|rank=species
 
|rank=species
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|family=Poaceae
 
|family=Poaceae
 
|illustrator=Linda A. Vorobik
 
|illustrator=Linda A. Vorobik
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|illustration copyright=Utah State University
 
|distribution=Calif.;Fla.;Pacific Islands (Hawaii);Tex.
 
|distribution=Calif.;Fla.;Pacific Islands (Hawaii);Tex.
 
|reference=None
 
|reference=None
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|publication year=
 
|publication year=
 
|special status=
 
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/314eb390f968962f596ae85f506b4b3db8683b1b/coarse_grained_fna_xml/V25/V25_1368.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V25/V25_1368.xml
 
|subfamily=Poaceae subfam. Panicoideae
 
|subfamily=Poaceae subfam. Panicoideae
 
|tribe=Poaceae tribe Paniceae
 
|tribe=Poaceae tribe Paniceae

Latest revision as of 17:56, 11 May 2021

Plants perennial, or annual in temperate climates; cespitose. Culms 1-1.5 m, erect, sometimes branching above, pubescent beneath the panicle; nodes glabrous. Leaves burgundy (rarely green); sheaths glabrous, margins ciliate; ligules 0.5-0.8 mm; blades 33-52 cm long, 6-11 mm wide, flat, antrorsely scabridulous, margins ciliate basally, midvein not noticeably thickened. Panicles 23-32 cm long, 30-58 mm wide, fully exerted from the sheaths, flexible, drooping, burgundy (rarely pale or whitish-green); rachises terete, pubescent. Fascicles 10-17 per cm, disarticulating at maturity; fascicle axes 1-2 mm, with 1-3 spikelets; outer bristles 43-68, 1.2-18.5 mm, terete, scabrous; inner bristles 4-10, 11.7-25 mm, long-ciliate; primary bristles 21.3-33.6 mm, ciliate, noticeably longer than the other bristles. Spikelets 5.3-6.5 mm; pedicels 0.1-0.3 mm; lower glumes 0.5-1 mm, veinless; upper glumes 1.9-3.6 mm, 0-1-veined; lower florets staminate; lower lemmas 4.7-6.1 mm, 5(6)-veined; lower paleas 4.5-5 mm; anthers 2-2.5 mm; upper flo¬rets not disarticulating at maturity; upper lemmas 5.2-6.1 mm, 5-veined; anthers 2.5-2.7 mm. Caryopses concealed by the lemma and palea at maturity. 2n = 54.

Distribution

Calif., Fla., Pacific Islands (Hawaii), Tex.

Discussion

The origin of Pennisetum advena is uncertain. It is frequently cultivated as an ornamental, usually being sold as P. setaceum 'Rubrum'.

Selected References

None.

Lower Taxa

None.