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Key to families | Table of families and genera
This text currently parallels The Jepson Manual: Vascular Plants of California, Second Edition that is now available at the University of California Press.
Text appearing in blue on this page will not appear in the printed book; it will be displayed only on the Web. Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.
Perennial, shrub, tree, strongly aromatic, occasionally thorny.
Leaf: generally alternate, simple or compound, dotted with minute, translucent glands; stipules 0.
Inflorescence: cyme, raceme, or flowers 1, generally bracted.
Flower: generally bisexual; sepals, petals each 4 or 5, free or fused at base; sepals generally persistent; petals generally ± white or ± green; stamens generally 2–4 × petal number; ovary superior, generally lobed, chambers 1–5, ovules 1–several per chamber.
Fruit: berry, drupe, winged achene, or capsule.
Seed: generally oily.
± 158 genera, ± 1900 species: especially tropics, warm temperate, especially s Africa, Australia; used or cultivated for food (Citrus, 20–25 species), perfume, medicine, timber, ornamental (Choisya, Skimmia, etc). Some TOXIC: oils may cause sunburn or dermatitis. —Scientific Editors: Douglas H. Goldman, Bruce G. Baldwin.
1. Lf simple or 0
2. Lvs opposite; ovary chamber 1; fruit drupe-like ..... CNEORIDIUM
2' Lvs alternate; ovary chambers 2; fruit a capsule ..... THAMNOSMA
1' Lf deeply dissected or compound
3. Shrub or small tree; petals ± green-white, entire; fruit a round, ± flat, wing-encircled achene ..... PTELEA
3' Perennial, subshrub; petals yellow, wavy to fringed; fruit a capsule ..... RUTA
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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