Difference between revisions of "Argemone albiflora"

Hornemann

Hort. Bot. Hafn. 2: 489. 1815.

Weedy
Treatment appears in FNA Volume 3.
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|publication year=1815
 
|publication year=1815
 
|special status=Weedy
 
|special status=Weedy
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V3/V3_1139.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V3/V3_1139.xml
 
|genus=Argemone
 
|genus=Argemone
 
|species=Argemone albiflora
 
|species=Argemone albiflora

Revision as of 19:52, 24 September 2019

Plants annual or biennial. Stems 4-10(-15) dm, sparingly to moderately prickly. Leaf blades: abaxial surface sparingly prickly on main veins, adaxial surface unarmed or sparingly prickly on main veins; basal and proximal lobed 1/2-4/5 distance to midrib; distal clasping. Inflorescences: buds broadly ellipsoid to subglobose, body 12-18 × 10-16 mm, sparingly to rather closely prickly; sepal horns terete, 3-6(-10) mm, usually unarmed. Flowers 5-10 cm broad, closely to more distantly subtended by 1-2 foliaceous bracts; petals white; stamens 150 or more; filaments lemon yellow; pistil (3-)4-5(-7)-carpellate. Capsules oblong, oblong-ellipsoid, or narrowly ellipsoid, 20-40(-45) × 10-15(-25) mm (including stigma and excluding prickles), prickly, surface clearly visible to partially obscured, longest prickles widely spaced, 6-10(-12) mm, sometimes interspersed with smaller ones. Seeds 1.6-2 mm.

Distribution

North America.

Discussion

Subspecies 2 (2 in the flora).

Selected References

None.

Key

1 Capsules oblong to oblong-ellipsoid, prickles equal, widely spaced. Argemone albiflora subsp. albiflora
1 Capsules usually narrowly ellipsoid, prickles unequal, longer ones widely spaced, interspersed with shorter, unequal ones. Argemone albiflora subsp. texana