Difference between revisions of "Peritoma platycarpa"
Novon 17: 449. 2007.
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|name=Cleome platycarpa | |name=Cleome platycarpa | ||
|authority=Torrey | |authority=Torrey | ||
| + | |rank=species | ||
|publication_title=in C. Wilkes et al., U.S. Expl. Exped. | |publication_title=in C. Wilkes et al., U.S. Expl. Exped. | ||
|publication_place=17: 235, plate 2. 1874 | |publication_place=17: 235, plate 2. 1874 | ||
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|name=Celome platycarpa | |name=Celome platycarpa | ||
|authority=(Torrey) Greene | |authority=(Torrey) Greene | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Cleomaceae;Peritoma;Peritoma platycarpa | |hierarchy=Cleomaceae;Peritoma;Peritoma platycarpa | ||
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name=Peritoma platycarpa | name=Peritoma platycarpa | ||
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|authority=(Torrey) H. H. Iltis | |authority=(Torrey) H. H. Iltis | ||
|rank=species | |rank=species | ||
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|publication year=2007 | |publication year=2007 | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V7/V7_279.xml |
|genus=Peritoma | |genus=Peritoma | ||
|species=Peritoma platycarpa | |species=Peritoma platycarpa | ||
Latest revision as of 22:32, 5 November 2020
Annuals, 10–60 cm. Stems densely branched basally; purple-tinged; glandular-pubescent. Leaves: (stipules scalelike, minute, obscured by pubescence); petiole 1.5–4.5 cm; leaflets 3, blade flat, ovate to obovate, 1–3.5 × 0.5–1.3 cm, margins serrulate-denticulate or entire, apex obtuse, surfaces glandular-pubescent. Racemes 1–3.5 cm (5–40 cm in fruit); bracts unifoliate, obovate to spatulate, 3–25 mm. Pedicels 7–17 mm. Flowers: sepals deciduous, distinct, yellow, awl-shaped, (3–)4–5(–6) × 3–7 mm, margins entire, densely glandular-hairy; petals golden yellow, oblong, 6–12 × 0.3–0.4(–0.6) mm; stamens yellow, 10–17 mm; anthers 1.8–2 mm; gynophore 10–18 mm in fruit; ovary (compressed), 3.5–5 mm; style 1–3 mm. Capsules (pendent) not inflated, 12–25 × 8–12 mm, striate, (glandular-pubescent). Seeds 10–20, brownish black, spheroidal, 3–3.2 mm, (glossy) smooth. 2n = 40.
Phenology: Flowering summer.
Habitat: Alkaline clay soils, volcanic tuff, dry foothills, among junipers, in sagebrush scrub, fields, railroads
Elevation: 800-1200 m
Distribution
Calif., Idaho, Nev., Oreg.
Discussion
Peritoma platycarpa resembles some species of Cleomella in the absence of a nectary-disc, shape of the replum, and indument.
Selected References
None.