Difference between revisions of "Brachyelytrum aristosum"

(Michx.) R Beauv. ex Branner & Coville
Common names: Northern shorthusk
Synonyms: Brachyelytrum septentrionale Brachyelytrum erectum var. septentrionale Brachyelytrum aristatum
Treatment appears in FNA Volume 24. Treatment on page 60.
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|distribution=Maine;Va.;Mass.;N.Y.;N.C.;N.J.;Wis.;W.Va.;Mich.;Minn.;N.H.;Vt.;Tenn.;R.I.;Pa.;Ga.;Ind.;Iowa;Conn.;N.B.;Nfld. And Labr. (Labr.);N.S.;Ont.;P.E.I.;Que.
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|distribution=Maine;Va.;Mass.;N.Y.;N.C.;N.J.;Wis.;W.Va.;Mich.;Minn.;N.H.;Vt.;Tenn.;R.I.;Pa.;Ga.;Ind.;Iowa;Conn.;N.B.;Nfld. and Labr. (Labr.);N.S.;Ont.;P.E.I.;Que.
 
|discussion=<p><i>Brachyelytrum aristosum</i>, like <i>B. erectum</i>, grows in moist woods and forests, but its primary distribution is more northern, extending from Ontario to Newfoundland, Minnesota, and Pennsylvania, and south through the Appalachian Mountains to the junction of Tennessee, North Carolina, and Georgia.</p><!--
 
|discussion=<p><i>Brachyelytrum aristosum</i>, like <i>B. erectum</i>, grows in moist woods and forests, but its primary distribution is more northern, extending from Ontario to Newfoundland, Minnesota, and Pennsylvania, and south through the Appalachian Mountains to the junction of Tennessee, North Carolina, and Georgia.</p><!--
 
--><p>Some authors (e.g., Koyama and Kawano 1964) have called this taxon <i>Brachyelytrum erectum</i> <i></i>var.<i> glabratum</i>.</p><!--
 
--><p>Some authors (e.g., Koyama and Kawano 1964) have called this taxon <i>Brachyelytrum erectum</i> <i></i>var.<i> glabratum</i>.</p><!--
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|illustrator=Linda Ann Vorobik
 
|illustrator=Linda Ann Vorobik
 
|illustration copyright=Utah State University
 
|illustration copyright=Utah State University
|distribution=Maine;Va.;Mass.;N.Y.;N.C.;N.J.;Wis.;W.Va.;Mich.;Minn.;N.H.;Vt.;Tenn.;R.I.;Pa.;Ga.;Ind.;Iowa;Conn.;N.B.;Nfld. And Labr. (Labr.);N.S.;Ont.;P.E.I.;Que.
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|distribution=Maine;Va.;Mass.;N.Y.;N.C.;N.J.;Wis.;W.Va.;Mich.;Minn.;N.H.;Vt.;Tenn.;R.I.;Pa.;Ga.;Ind.;Iowa;Conn.;N.B.;Nfld. and Labr. (Labr.);N.S.;Ont.;P.E.I.;Que.
 
|reference=None
 
|reference=None
 
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|publication year=
 
|special status=
 
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V24/V24_67.xml
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|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V24/V24_67.xml
 
|subfamily=Poaceae subfam. Pooideae
 
|subfamily=Poaceae subfam. Pooideae
 
|tribe=Poaceae tribe Brachyelytreae
 
|tribe=Poaceae tribe Brachyelytreae

Revision as of 21:49, 27 May 2020

Culms (28)41-78(96) cm long, 0.6-1 mm thick; nodes densely pilose; internodes glabrous or hispid, occasionally retrorsely pubescent near the nodes. Sheaths pubescent; ligules of middle and upper cauline blades 1.8-2.5 mm, acute, erose; blades (6.9)8.6-13 (16.1) cm long, 8-16 mm wide, abaxial surfaces sparsely pilose, adaxial surfaces with some hairs usually restricted to the veins, margins scabrous, with (1)4-10(12) prickles and (1)1-9 macrohairs per mm. Panicles (6.6)9.5-17.5 cm. Spikelets, including the awns, 23-36 mm. Lower glumes 0.1-0.4(0.9) mm, sometimes absent; upper glumes 0.6-1.7(3) mm; calluses hairy, hairs 0.2-0.5 mm; lemmas 8-10(11) mm long, 0.7-1.4 mm wide, veins scabridulous, scabrules 0.08-0.14(0.2) mm, all veins equally prominent; awns (14)17-24(26) mm; paleas 7.7-11.5 mm; anthers 2-3.5 mm. Caryopses 5.5-7.5 mm. 2n = 22.

Distribution

Maine, Va., Mass., N.Y., N.C., N.J., Wis., W.Va., Mich., Minn., N.H., Vt., Tenn., R.I., Pa., Ga., Ind., Iowa, Conn., N.B., Nfld. and Labr. (Labr.), N.S., Ont., P.E.I., Que.

Discussion

Brachyelytrum aristosum, like B. erectum, grows in moist woods and forests, but its primary distribution is more northern, extending from Ontario to Newfoundland, Minnesota, and Pennsylvania, and south through the Appalachian Mountains to the junction of Tennessee, North Carolina, and Georgia.

Some authors (e.g., Koyama and Kawano 1964) have called this taxon Brachyelytrum erectum var. glabratum.

As discussed under B. erectum, that name is a nomenclatural synonym of B. erectum sensu stricto. Nevertheless, most plants identified as B. erectum var. glabratum will be found to be B. aristosum.

Selected References

None.

Lower Taxa

None.
... more about "Brachyelytrum aristosum"
Stephen N. Stephenson +  and Jeffery M. Saarela +
(Michx.) R Beauv. ex Branner & Coville +
Northern shorthusk +
Maine +, Va. +, Mass. +, N.Y. +, N.C. +, N.J. +, Wis. +, W.Va. +, Mich. +, Minn. +, N.H. +, Vt. +, Tenn. +, R.I. +, Pa. +, Ga. +, Ind. +, Iowa +, Conn. +, N.B. +, Nfld. and Labr. (Labr.) +, N.S. +, Ont. +, P.E.I. +  and Que. +
Brachyelytrum septentrionale +, Brachyelytrum erectum var. septentrionale +  and Brachyelytrum aristatum +
Brachyelytrum aristosum +
Brachyelytrum +
species +