Difference between revisions of "Poa chaixii"
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|common_names=Chaix's bluegrass | |common_names=Chaix's bluegrass | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=I | ||
| + | |label=Introduced | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms= | |synonyms= | ||
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-->{{Treatment/Body | -->{{Treatment/Body | ||
|distribution=N.Y.;Minn.;Ont.;Que. | |distribution=N.Y.;Minn.;Ont.;Que. | ||
| − | |discussion=<p>Poa chaixii was introduced from Europe as an attractive ornamental, and has occasionally escaped. A population in southwestern Quebec has been extirpated.</p> | + | |discussion=<p><i>Poa chaixii</i> was introduced from Europe as an attractive ornamental, and has occasionally escaped. A population in southwestern Quebec has been extirpated.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Poa chaixii | name=Poa chaixii | ||
| − | |||
|authority=Vill. | |authority=Vill. | ||
|rank=species | |rank=species | ||
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|basionyms= | |basionyms= | ||
|family=Poaceae | |family=Poaceae | ||
| + | |illustrator=Sandy Long | ||
| + | |illustration copyright=Utah State University | ||
|distribution=N.Y.;Minn.;Ont.;Que. | |distribution=N.Y.;Minn.;Ont.;Que. | ||
|reference=None | |reference=None | ||
|publication title= | |publication title= | ||
|publication year= | |publication year= | ||
| − | |special status= | + | |special status=Introduced |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V24/V24_757.xml |
|subfamily=Poaceae subfam. Pooideae | |subfamily=Poaceae subfam. Pooideae | ||
|tribe=Poaceae tribe Poeae | |tribe=Poaceae tribe Poeae | ||
Latest revision as of 17:25, 11 May 2021
Plants perennial; densely tufted, not stoloniferous, not rhizomatous. Basal branching extravaginal. Culms 50-120 cm, stout. Sheaths closed for 1/2 - 3/4 their length, distinctly compressed, keels winged, bases of basal sheaths glabrous; ligules 1-2 mm, smooth or sparsely scabrous, apices truncate; blades (4)6-15 mm wide, flat or folded, apices broadly and abruptly prow-shaped. Panicles 10-20 cm, ovoid to pyramidal, open, spikelets numerous, with 3-5 branches per node; branches ascending to spreading, angled, angles densely scabrous. Spikelets 4-9 mm, laterally compressed; florets 3-5; rachilla internodes about 1 mm, scabrous, glabrous. Glumes distinctly keeled, keels scabrous; lower glumes 1-3-veined; calluses glabrous; lemmas 3.5-4.5 mm, narrowly lanceolate, distinctly keeled, scabrous, glabrous throughout, lateral veins prominent, apices acute; palea keels scabrous, glabrous; anthers 1.5-3 mm. 2n = 14.
Distribution
N.Y., Minn., Ont., Que.
Discussion
Poa chaixii was introduced from Europe as an attractive ornamental, and has occasionally escaped. A population in southwestern Quebec has been extirpated.
Selected References
None.