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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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Annual, perennial herb, shrub, often ill-smelling. Leaf: generally 1-palmate, generally alternate, generally petioled; stipules generally minute, often bristle-like or hairy; leaflets 0 or 3–7. Inflorescence: raceme, head, or flowers 1, expanded in fruit; bracts generally 3-parted below, simple above, or 0. Flower: generally bisexual, radial to ± bilateral; sepals generally 4, free or fused, generally persistent; petals generally 4, free, ± clawed; stamens generally 6, free, exserted, anthers generally coiling at dehiscence; ovary superior, generally on stalk-like receptacle, chamber generally 1, placentas generally 2, parietal, style 1, persistent, stigma generally minute, ± head-like. Fruit: 2 nutlets or generally capsule, septicidal; valves generally 2, deciduous, leaving septum (frame-like placentas) behind; pedicel generally ± reflexed to spreading.
17 genera, ± 150 species: widespread tropics to arid temperate. [Iltis & Cochrane 2007 Novon 17:447–451] Treated as Capparaceae in TJM (1993). —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Ernst 1963 J Arnold Arbor 44:81–93]
Key to Cleomaceae
Annual, sticky, glandular-hairy. Leaf: leaflets 3–5, oblanceolate to ovate. Inflorescence: raceme, terminal, dense. Flower: bilateral; sepals ± free, deciduous; petals generally unequal, obovate, clawed, notched at tip; stamens 8–32, unequal, anthers not coiling; ovary ± sessile, subtended on 1 side by a prominent nectary. Fruit: dehiscent in upper 1/2; valves persistent; receptacle not stalk-like. Seed: many.
5 species: North America. (Greek: many, unequal, from stamens) [Inda et al. 2008 Plant Syst Evol 274:111–126] Taxonomic position problematic.
Leaf: many; petiole 1.5–4.5 cm; leaflets 1.6–4.5 cm. Inflorescence: appearing after leaves, 5–30 cm; pedicels 1–2.5 cm, green to purple. Flower: sepals 4–7 mm, purple; petals 6–13 mm, white, claw 4–5 mm; stamens 10–20, 5–40 mm, filaments purple, anthers 1–1.3 mm; nectary bright orange, spheric, concave at top, 2–2.3 mm; style 5–17 mm, deciduous, stigma purple. Fruit: 4–7 cm, 5–9 mm wide, green.
2n=20. Gravel bars, roadsides, disturbed areas; 30–1680 m. Inner North Coast Ranges, Cascade Range, n&c Sierra Nevada Foothills, Sacramento Valley, Modoc Plateau; to eastern Canada, southeastern United States. Jun–Sep [Online Interchange]
Unabridged note: Reports of Polanisia dodecandra subsp. dodecandra from California evidently in error.
Previous taxon: Polanisia
Next taxon: Wislizenia
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Jul 27 2014
Citation for this treatment: [Author of taxon treatment] 2013. Polanisia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=52394, accessed on Jul 27 2014
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|Polanisia dodecandra subsp. trachysperma|
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© 1997 Arthur H. Bazell, M.D.
|Bioregions in which Polanisia dodecandra subsp. trachysperma occurs|| Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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