Difference between revisions of "Linum perenne"
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|elevation=100–1000 m. | |elevation=100–1000 m. | ||
|distribution=B.C.;Ont.;Yukon;Ariz.;Colo.;Idaho;Ill.;Iowa;Maine;Mich.;Mont.;Nebr.;Nev.;N.Y.;Ohio;Oreg.;Pa.;Utah;Va.;W.Va.;Wis.;Eurasia;introduced also in Mexico (Sonora). | |distribution=B.C.;Ont.;Yukon;Ariz.;Colo.;Idaho;Ill.;Iowa;Maine;Mich.;Mont.;Nebr.;Nev.;N.Y.;Ohio;Oreg.;Pa.;Utah;Va.;W.Va.;Wis.;Eurasia;introduced also in Mexico (Sonora). | ||
| + | |introduced=true | ||
|discussion=<p>Most collections in North America identified as <i>Linum perenne</i> are most likely <i>L. lewisii </i>var.<i> lewisii</i> (D. J. Ockendon 1971; C. M. Rogers 1984). According to Ockendon, <i>L. perenne</i> is often confused with L. austriacum Linnaeus in Europe; its exact native distribution is not known.</p> | |discussion=<p>Most collections in North America identified as <i>Linum perenne</i> are most likely <i>L. lewisii </i>var.<i> lewisii</i> (D. J. Ockendon 1971; C. M. Rogers 1984). According to Ockendon, <i>L. perenne</i> is often confused with L. austriacum Linnaeus in Europe; its exact native distribution is not known.</p> | ||
|tables= | |tables= | ||
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|publication year=1753 | |publication year=1753 | ||
|special status=Introduced;Illustrated | |special status=Introduced;Illustrated | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_632.xml |
|genus=Linum | |genus=Linum | ||
|section=Linum sect. Linum | |section=Linum sect. Linum | ||
Latest revision as of 19:16, 5 November 2020
Herbs, perennial, 20–100 cm, glabrous. Stems ascending or erect, usually unbranched. Leaves: blade linear or linear-lanceolate, 5–20 × 1–3 mm. Inflorescences much-branched panicles. Pedicels spreading, 5–25 mm. Flowers heterostylous; inner sepals ovate-lanceolate or ovate, 4.5–5.5 mm, margins glabrous, apex obtuse, outer ones lanceolate or ovate-lanceolate, 3.5–4.5 mm, narrower than inner ones, margins glabrous, apex acute or acuminate; petals blue, obovate or obovate-lanceolate, 10–25 mm; stamens 5 mm, anthers 2 mm (long-styled morph) or stamens 6.5 mm, anthers 1.8 mm (short-styled morph); styles distinct, 8 mm (long-styled morph) or 2.5 mm (short-styled morph); stigmas capitate. Capsules subglobose, 5–7 mm diam., apex acute to obtuse, segments persistent on plant, margins ciliate or not. Seeds 3–4.2 × 1.7–2 mm. 2n = 18.
Phenology: Flowering Mar–Aug.
Habitat: Disturbed areas.
Elevation: 100–1000 m.
Distribution
Introduced; B.C., Ont., Yukon, Ariz., Colo., Idaho, Ill., Iowa, Maine, Mich., Mont., Nebr., Nev., N.Y., Ohio, Oreg., Pa., Utah, Va., W.Va., Wis., Eurasia, introduced also in Mexico (Sonora).
Discussion
Most collections in North America identified as Linum perenne are most likely L. lewisii var. lewisii (D. J. Ockendon 1971; C. M. Rogers 1984). According to Ockendon, L. perenne is often confused with L. austriacum Linnaeus in Europe; its exact native distribution is not known.
Selected References
None.