Difference between revisions of "Urtica urens"
Sp. Pl. 2: 984. 1753.
imported>Volume Importer |
GeoffLevin (talk | contribs) m (Fixed Nfld. and Labr. distribution to match map in printed version.) |
||
| Line 30: | Line 30: | ||
|habitat=Waste places, roadsides, pastures, barnyards, cultivated fields, rich woodlands | |habitat=Waste places, roadsides, pastures, barnyards, cultivated fields, rich woodlands | ||
|elevation=0-700 m | |elevation=0-700 m | ||
| − | |distribution=Greenland;St. Pierre and Miquelon;Alta.;B.C.;Man.;N.B.;Nfld. and Labr. | + | |distribution=Greenland;St. Pierre and Miquelon;Alta.;B.C.;Man.;N.B.;Nfld. and Labr.;N.S.;Ont.;P.E.I.;Que.;Sask.;Yukon;Ala.;Alaska;Ariz.;Calif.;Conn.;Fla.;Ill.;Iowa;Maine;Mass.;Mich.;Mo.;Nev.;N.H.;N.Mex.;N.Y.;Okla.;Oreg.;Pa.;R.I.;S.C.;Tex.;Vt.;Wash.;Eurasia. |
|introduced=true | |introduced=true | ||
|discussion=<p>Within the flora, <i>Urtica urens</i> is most abundant in California and in eastern Canada. The Shuswap used it medicinally for sweatbaths and for pain from rheumatism (D. E. Moerman 1986).</p> | |discussion=<p>Within the flora, <i>Urtica urens</i> is most abundant in California and in eastern Canada. The Shuswap used it medicinally for sweatbaths and for pain from rheumatism (D. E. Moerman 1986).</p> | ||
| Line 50: | Line 50: | ||
|habitat=Waste places, roadsides, pastures, barnyards, cultivated fields, rich woodlands | |habitat=Waste places, roadsides, pastures, barnyards, cultivated fields, rich woodlands | ||
|elevation=0-700 m | |elevation=0-700 m | ||
| − | |distribution=Greenland;St. Pierre and Miquelon;Alta.;B.C.;Man.;N.B.;Nfld. and Labr. | + | |distribution=Greenland;St. Pierre and Miquelon;Alta.;B.C.;Man.;N.B.;Nfld. and Labr.;N.S.;Ont.;P.E.I.;Que.;Sask.;Yukon;Ala.;Alaska;Ariz.;Calif.;Conn.;Fla.;Ill.;Iowa;Maine;Mass.;Mich.;Mo.;Nev.;N.H.;N.Mex.;N.Y.;Okla.;Oreg.;Pa.;R.I.;S.C.;Tex.;Vt.;Wash.;Eurasia. |
|introduced=true | |introduced=true | ||
|reference=None | |reference=None | ||
Latest revision as of 16:26, 29 February 2024
Herbs, annual, with taproot, 1-8 dm. Stems simple or branched, erect. Leaf blades elliptic to broadly elliptic, widest near middle, 1.8-9 × 1.2-4.5 cm, base cuneate, margins coarsely serrate, serrations often with lateral lobes, apex acute; cystoliths rounded. Inflorescences spikelike or paniculate. Flowers unisexual, staminate and pistillate in same inflorescence, subsessile to short-pedunculate. Pistillate flowers: outer tepals ovate, 0.5-0.7 mm, inner tepals broadly ovate, 0.6-0.9 × 1.2-1.4 mm. Achenes ovoid, 1.5-1.8 × 1.1-1.3 mm. 2n = 24, 26.
Phenology: Flowering spring–summer.
Habitat: Waste places, roadsides, pastures, barnyards, cultivated fields, rich woodlands
Elevation: 0-700 m
Distribution
Introduced; Greenland, St. Pierre and Miquelon, Alta., B.C., Man., N.B., Nfld. and Labr., N.S., Ont., P.E.I., Que., Sask., Yukon, Ala., Alaska, Ariz., Calif., Conn., Fla., Ill., Iowa, Maine, Mass., Mich., Mo., Nev., N.H., N.Mex., N.Y., Okla., Oreg., Pa., R.I., S.C., Tex., Vt., Wash., Eurasia.
Discussion
Within the flora, Urtica urens is most abundant in California and in eastern Canada. The Shuswap used it medicinally for sweatbaths and for pain from rheumatism (D. E. Moerman 1986).
Selected References
None.