Difference between revisions of "Hesperostipa comata"
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|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Stipa comata subsp. intonsa | |name=Stipa comata subsp. intonsa | ||
| − | |authority= | + | |authority= |
| + | |rank=subspecies | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Stipa comata | |name=Stipa comata | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Stipeae;Hesperostipa;Hesperostipa comata | |hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Stipeae;Hesperostipa;Hesperostipa comata | ||
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-->{{Treatment/Body | -->{{Treatment/Body | ||
|distribution=Wash.;Wis.;Wyo.;N.Mex.;Tex.;Ill.;Ind.;Kans.;N.Dak.;N.Y.;Okla.;R.I.;S.Dak.;Nev.;Colo.;Calif.;Nebr.;Mont.;Oreg.;Iowa;Ariz.;Idaho;Utah;Minn.;Mich.;Alta.;B.C.;Man.;Ont.;Sask.;Yukon | |distribution=Wash.;Wis.;Wyo.;N.Mex.;Tex.;Ill.;Ind.;Kans.;N.Dak.;N.Y.;Okla.;R.I.;S.Dak.;Nev.;Colo.;Calif.;Nebr.;Mont.;Oreg.;Iowa;Ariz.;Idaho;Utah;Minn.;Mich.;Alta.;B.C.;Man.;Ont.;Sask.;Yukon | ||
| − | |discussion=<p>Hesperostipa comata is found primarily in the cool deserts, grasslands, and pinyon-juniper forests of western North America. The two subspecies overlap geographically, but are only occasionally sympatric. Both are primarily cleistogamous.</p> | + | |discussion=<p><i>Hesperostipa comata</i> is found primarily in the cool deserts, grasslands, and pinyon-juniper forests of western North America. The two subspecies overlap geographically, but are only occasionally sympatric. Both are primarily cleistogamous.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Hesperostipa comata | name=Hesperostipa comata | ||
| − | |||
|authority=(Trin. & Rupr.) Barkworth | |authority=(Trin. & Rupr.) Barkworth | ||
|rank=species | |rank=species | ||
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|basionyms= | |basionyms= | ||
|family=Poaceae | |family=Poaceae | ||
| − | |illustrator=Cindy Roché | + | |illustrator=Cindy Roché;Annaliese Miller |
| + | |illustration copyright=Utah State University | ||
|distribution=Wash.;Wis.;Wyo.;N.Mex.;Tex.;Ill.;Ind.;Kans.;N.Dak.;N.Y.;Okla.;R.I.;S.Dak.;Nev.;Colo.;Calif.;Nebr.;Mont.;Oreg.;Iowa;Ariz.;Idaho;Utah;Minn.;Mich.;Alta.;B.C.;Man.;Ont.;Sask.;Yukon | |distribution=Wash.;Wis.;Wyo.;N.Mex.;Tex.;Ill.;Ind.;Kans.;N.Dak.;N.Y.;Okla.;R.I.;S.Dak.;Nev.;Colo.;Calif.;Nebr.;Mont.;Oreg.;Iowa;Ariz.;Idaho;Utah;Minn.;Mich.;Alta.;B.C.;Man.;Ont.;Sask.;Yukon | ||
|reference=None | |reference=None | ||
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|publication year= | |publication year= | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V24/V24_217.xml |
|subfamily=Poaceae subfam. Pooideae | |subfamily=Poaceae subfam. Pooideae | ||
|tribe=Poaceae tribe Stipeae | |tribe=Poaceae tribe Stipeae | ||
Revision as of 21:19, 16 December 2019
Culms 12-110 cm; lower nodes glabrous or pubescent. Lower sheaths glabrous or pubescent, not ciliate; ligules of lower leaves 1-6.5 mm, scarious, usually acute, sometimes trun¬cate, often lacerate; ligules of upper leaves to 7 mm; blades 0.5-4 mm wide, usually involute. Panicles 10-32 cm, contracted. Glumes 16-35 mm, 3-5-veined; lower glumes 18-35 mm; upper glumes 1-3 mm shorter; florets 7-13 mm; calluses 2-4 mm; lemmas evenly pubescent, hairs about 1 mm, white, sometimes glabrous immediately above the callus; awns 65-225 mm, first 2 segments scabrous to strigose, hairs shorter than 1 mm, terminal segment scabridulous.
Distribution
Wash., Wis., Wyo., N.Mex., Tex., Ill., Ind., Kans., N.Dak., N.Y., Okla., R.I., S.Dak., Nev., Colo., Calif., Nebr., Mont., Oreg., Iowa, Ariz., Idaho, Utah, Minn., Mich., Alta., B.C., Man., Ont., Sask., Yukon
Discussion
Hesperostipa comata is found primarily in the cool deserts, grasslands, and pinyon-juniper forests of western North America. The two subspecies overlap geographically, but are only occasionally sympatric. Both are primarily cleistogamous.
Selected References
None.
Key
| 1 | Terminal awn segment 40-120 mm long, sinuous to curled at maturity; lower cauline nodes usually concealed by the sheaths; panicles often partially enclosed in the uppermost sheath at maturity | Hesperostipa comata subsp. comata |
| 1 | Terminal awn segment 30-80 mm long, straight; lower cauline nodes usually exposed; panicles usually completely exserted at maturity | Hesperostipa comata subsp. intermedia |