Difference between revisions of "Argemone polyanthemos"
Mem. Torrey Bot. Club 21: 128. 1958.
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|label=Weedy | |label=Weedy | ||
}} | }} | ||
| − | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Argemone intermedia var. polyanthemos | |name=Argemone intermedia var. polyanthemos | ||
|authority=Fedde | |authority=Fedde | ||
| + | |publication_title=in H. G. A. Engler, Pflanzenr. | ||
| + | |publication_place=40[IV,104]: 283. 1909 | ||
}} | }} | ||
|synonyms= | |synonyms= | ||
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|publication year=1958 | |publication year=1958 | ||
|special status=Endemic;Selected by author to be illustrated;Weedy | |special status=Endemic;Selected by author to be illustrated;Weedy | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V3/V3_881.xml |
|genus=Argemone | |genus=Argemone | ||
|species=Argemone polyanthemos | |species=Argemone polyanthemos | ||
Revision as of 19:55, 24 September 2019
Plants annual or biennial. Stems 4-8(-12) dm, sparingly prickly. Leaf blades: abaxial surface scattered-prickly on main veins, adaxial surface unarmed; proximal lobed 2/3 distance to midrib; distal clasping. Inflorescences: buds ellipsoid-oblong, body 15-22 × 10-15 mm, sparingly prickly; sepal horns terete, 6-10(-15) mm, usually unarmed. Flowers 7-10 cm broad, usually closely subtended by 1-2 foliaceous bracts; petals white, very rarely lavender; stamens 150 or more; filaments lemon yellow; pistil 3-4-carpellate. Capsules narrowly to broadly ellipsoid, 35-50 × 10-17 mm (including stigma and excluding prickles), prickly, surface clearly visible, prickles widely spaced, longest 4-10(-12) mm, interspersed with a few shorter ones. Seeds ca. 2 mm. 2n = 28.
Phenology: Flowering spring–summer; fruiting late spring–summer.
Habitat: Prairies, foothills and mesas
Elevation: 300-2300 m
Distribution
Colo., Kans., Mont., Nebr., N.Mex., N.Dak., Okla., S.Dak., Tex., Utah, Wyo.
Discussion
Argemone polyanthemos is introduced in Utah.
Selected References
None.