Difference between revisions of "Thalictrum alpinum"
Sp. Pl. 1: 545. 1753.
Common names: Arctic meadow-rue dwarf meadow-rue pigamon alpin
Selected by author to be illustrated
Synonyms: Variety B. Boivin
Treatment appears in FNA Volume 3.
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| − | --><span class="statement" id="st- | + | --><span class="statement" id="st-undefined" data-properties=""><b>Stems </b>erect, scapose, or nearly scapose with very slender rhizomes, (3-)5-20(-30) cm, glabrous. <b>Leaves</b> all basal or single cauline leaf near base, 2-10 cm. <b>Leaf</b> blade 2×-pinnately compound, proximal primary divisions ternate; leaflets cuneate-obovate to orbiculate, apically 3-5-lobed, 2-10 mm, surfaces glabrous. <b>Inflorescences</b> racemes, usually elongate, few flowered. <b>Flowers</b>: pedicels recurved in fruit; sepals early deciduous, purplish tinged, ovate or elliptic, 1-2.3(-2.7) mm; stamens 8-15; filaments purple; anthers bright yellow, 1.5-3 mm; stigmas purple. <b>Achenes</b> 2-6, nearly sessile; body lance-obovoid, 2-3.5 mm, with thick veins. <b>2n</b> = 14, 21.</span><!-- |
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|habitat=Wet meadows, damp rocky ledges and slopes, and cold (often calcareous) bogs in willow-sedge, lodgepole pine, and spruce-fir | |habitat=Wet meadows, damp rocky ledges and slopes, and cold (often calcareous) bogs in willow-sedge, lodgepole pine, and spruce-fir | ||
|elevation=0-3800 m | |elevation=0-3800 m | ||
| − | |distribution=Greenland;B.C.;Nfld.;N.W.T.;Que.;Yukon;Alaska;Calif.;Colo.;Idaho;Mont.;Nev.;N.Mex.;Oreg.;Utah;Wyo.;n Eurasia | + | |distribution=Greenland;B.C.;Nfld.;N.W.T.;Que.;Yukon;Alaska;Calif.;Colo.;Idaho;Mont.;Nev.;N.Mex.;Oreg.;Utah;Wyo.;n Eurasia. |
|tables= | |tables= | ||
|references= | |references= | ||
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|habitat=Wet meadows, damp rocky ledges and slopes, and cold (often calcareous) bogs in willow-sedge, lodgepole pine, and spruce-fir | |habitat=Wet meadows, damp rocky ledges and slopes, and cold (often calcareous) bogs in willow-sedge, lodgepole pine, and spruce-fir | ||
|elevation=0-3800 m | |elevation=0-3800 m | ||
| − | |distribution=Greenland;B.C.;Nfld.;N.W.T.;Que.;Yukon;Alaska;Calif.;Colo.;Idaho;Mont.;Nev.;N.Mex.;Oreg.;Utah;Wyo.;n Eurasia | + | |distribution=Greenland;B.C.;Nfld.;N.W.T.;Que.;Yukon;Alaska;Calif.;Colo.;Idaho;Mont.;Nev.;N.Mex.;Oreg.;Utah;Wyo.;n Eurasia. |
|reference=None | |reference=None | ||
|publication title=Sp. Pl. | |publication title=Sp. Pl. | ||
|publication year=1753 | |publication year=1753 | ||
|special status=Selected by author to be illustrated | |special status=Selected by author to be illustrated | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna- | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V3/V3_642.xml |
|genus=Thalictrum | |genus=Thalictrum | ||
|section=Thalictrum sect. Thalictrum | |section=Thalictrum sect. Thalictrum | ||
|species=Thalictrum alpinum | |species=Thalictrum alpinum | ||
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Revision as of 13:45, 27 July 2019
Stems erect, scapose, or nearly scapose with very slender rhizomes, (3-)5-20(-30) cm, glabrous. Leaves all basal or single cauline leaf near base, 2-10 cm. Leaf blade 2×-pinnately compound, proximal primary divisions ternate; leaflets cuneate-obovate to orbiculate, apically 3-5-lobed, 2-10 mm, surfaces glabrous. Inflorescences racemes, usually elongate, few flowered. Flowers: pedicels recurved in fruit; sepals early deciduous, purplish tinged, ovate or elliptic, 1-2.3(-2.7) mm; stamens 8-15; filaments purple; anthers bright yellow, 1.5-3 mm; stigmas purple. Achenes 2-6, nearly sessile; body lance-obovoid, 2-3.5 mm, with thick veins. 2n = 14, 21.
Phenology: Flowering late spring–summer (Jun–Aug).
Habitat: Wet meadows, damp rocky ledges and slopes, and cold (often calcareous) bogs in willow-sedge, lodgepole pine, and spruce-fir
Elevation: 0-3800 m
Distribution
Greenland, B.C., Nfld., N.W.T., Que., Yukon, Alaska, Calif., Colo., Idaho, Mont., Nev., N.Mex., Oreg., Utah, Wyo., n Eurasia.
Discussion
Selected References
None.
Lower Taxa
None.