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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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Annual to shrub. Leaf: generally simple, generally alternate, generally petioled; stipules 0; blade entire to deeply lobed. Inflorescence: various. Flower: bisexual; calyx lobes generally 5; corolla ± radial, cylindric to rotate, lobes generally 5; stamens 5, on corolla tube, alternate lobes; ovary superior, generally 2-chambered, style 1. Fruit: berry, loculicidal or septicidal capsule, [(drupe)], 2–5-chambered.
75 genera, 3000 species: worldwide, especially ± tropics; many alien weeds in California; many cultivated for food, drugs, or ornamental (potato, tomato, peppers, tobacco, petunia); many TOXIC. [Hunziker 2001 Genera Solanacearum. Koeltz Scientific Books] Nicandra physalodes (L.) Gaertn. is a waif. —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Hunziker 2001 Genera Solanacearum: The Genera of Solanaceae Illustrated, Arranged According to a New System by A.T. Hunziker. Koeltz Scientific Books, Königstein, Germany]
Key to Solanaceae
Annual to subshrub, hairs ± 0 or simple, ill-smelling. Leaf: entire to deeply lobed. Inflorescence: flowers 1 in branch forks. Flower: calyx circumscissile near base, leaving ± rotate collar in fruit; corolla funnel-shaped, white or ± purple, lobes 5(10); stamens attached below tube middle; ovary 2- or 4-chambered. Fruit: capsule, leathery or woody, prickly; valves 2–4 or irregular. Seed: ± flat, black, brown, gray-brown, or tan.Key to Datura
± 13 species: warm regions, especially Mexico; several ornamental, some source of drugs. (Hindu: ancient name) All species. TOXIC.
Annual or perennial herb, 5–15 dm. Stem: white-puberulent. Leaf: 7–20 cm, ovate, entire or coarsely lobed. Flower: erect to nodding; calyx 8–12 cm, ribbed at least toward base, lobes ± 2 cm; corolla 15–20 cm, puberulent, white, lobes 1–2 cm, tips long, narrow; filaments 13–15 cm, anthers 12–15 mm; style 15–18 cm. Fruit: irregular-valved, nodding, 25–30 mm wide, puberulent; prickles 5–12 mm. Seed: 5 mm, flat, tan; margin grooved.
n=12. Sandy or gravelly open areas; < 2200 m. Inner North Coast Ranges, c&s Sierra Nevada Foothills, Tehachapi Mountain Area, Great Central Valley, Central Western California, Southwestern California, Desert; to Utah, Texas, Mexico. Cult for showy flowers; may have been introduced by early Spanish; possibly conspecific with Datura inoxia Mill. Apr–Oct [Online Interchange]
Previous taxon: Datura stramonium
Next taxon: Lycium
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Dec 5 2013
Citation for this treatment: [Author of taxon treatment] 2012. Datura wrightii, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=22389, accessed on Dec 5 2013
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© 1992 Gary A. Monroe
|Bioregions in which Datura wrightii 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.|
Chart based on elevation range in eFlora and elevations and coordinates of CCH records.
Data provided by the participants of the Consortium of California Herbaria.
Note: About half of the CCH records include both elevation and coordinates.
| Data provided by the participants of the Consortium of California Herbaria.
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