Difference between revisions of "Equisetum laevigatum"
Amer. J. Sci. Arts 46: 87. 1844.
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|common_names=Smooth scouring rush | |common_names=Smooth scouring rush | ||
− | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Equisetum funstonii | |name=Equisetum funstonii | ||
|authority=A.A. Eaton | |authority=A.A. Eaton | ||
+ | |rank=species | ||
+ | |publication_title=E. kansanum J.H. Schaffner | ||
+ | |publication_place= | ||
}} | }} | ||
|synonyms= | |synonyms= | ||
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|elevation=1530–3500 m | |elevation=1530–3500 m | ||
|distribution=Alta.;B.C.;Man.;Ont.;Que.;Sask.;Ariz.;Ark.;Calif.;Colo.;Idaho;Ill.;Ind.;Iowa;Kans.;Mich.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.Mex.;N.Dak.;Ohio;Okla.;Oreg.;S.Dak.;Tex.;Utah;Wash.;Wis.;Wyo.;n Mexico including Baja California. | |distribution=Alta.;B.C.;Man.;Ont.;Que.;Sask.;Ariz.;Ark.;Calif.;Colo.;Idaho;Ill.;Ind.;Iowa;Kans.;Mich.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.Mex.;N.Dak.;Ohio;Okla.;Oreg.;S.Dak.;Tex.;Utah;Wash.;Wis.;Wyo.;n Mexico including Baja California. | ||
− | |discussion=<p>Schaffner named this species Equisetum kansanum because he applied the name E. laevigatum to what we now know is the hybrid E. × ferrissii. The coarser-stemmed, occasionally persistent forms in the southwestern United States have been called Equisetum funstonii.</p> | + | |discussion=<p>Schaffner named this species <i>Equisetum</i> kansanum because he applied the name <i>E. laevigatum</i> to what we now know is the hybrid <i>E.</i> × <i>ferrissii</i>. The coarser-stemmed, occasionally persistent forms in the southwestern United States have been called <i>Equisetum</i> funstonii.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Equisetum laevigatum | name=Equisetum laevigatum | ||
− | |||
|authority=A. Braun | |authority=A. Braun | ||
|rank=species | |rank=species | ||
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|publication year=1844 | |publication year=1844 | ||
|special status= | |special status= | ||
− | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_20.xml |
|genus=Equisetum | |genus=Equisetum | ||
|subgenus=Equisetum subg. Equisetum | |subgenus=Equisetum subg. Equisetum |
Latest revision as of 21:21, 5 November 2020
Aerial stems lasting less than a year, occasionally overwintering in the southwestern United States, usually unbranched, 20–150 cm; lines of stomates single; ridges 10–32. Sheaths green, elongate, 7–15 × 3–9 mm; teeth 10–32, articulate and usually shed early, leaving dark rim on sheath. Cone apex rounded to apiculate with blunt tip; spores green, spheric. 2n =216.
Phenology: Cones maturing in spring–early summer.
Habitat: Moist prairies, riverbanks, roadsides
Elevation: 1530–3500 m
Distribution
![V2 20-distribution-map.gif](/w/images/f/f7/V2_20-distribution-map.gif)
Alta., B.C., Man., Ont., Que., Sask., Ariz., Ark., Calif., Colo., Idaho, Ill., Ind., Iowa, Kans., Mich., Minn., Mo., Mont., Nebr., Nev., N.Mex., N.Dak., Ohio, Okla., Oreg., S.Dak., Tex., Utah, Wash., Wis., Wyo., n Mexico including Baja California.
Discussion
Schaffner named this species Equisetum kansanum because he applied the name E. laevigatum to what we now know is the hybrid E. × ferrissii. The coarser-stemmed, occasionally persistent forms in the southwestern United States have been called Equisetum funstonii.
Selected References
None.