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RUTACEAE RUE FAMILY

Lindsay P. Woodruff & James R. Shevock, except as noted

Perennial herb, 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 southern 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.

Key to Rutaceae

RUTA RUE
Perennial herb, subshrub. Leaf: pinnately or ternately compound. Inflorescence: panicle or cluster, erect, terminal. Flower: petals 4–5, wavy to fringed; stamens 8 or 10, in 2 series; ovary chambers 4–5. Fruit: capsule, opening at tip, occasionally indehiscent, 4–5 lobed, leathery. Seed: several.
7 species: northwestern Africa islands, Mediterranean, southwestern Asia. (Latin: classical name) Cult for ornamental, flavoring, medicine.

Previous taxon: Ptelea crenulata
Next taxon: Ruta chalepensis

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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Dec 20 2014
Citation for this treatment: [Author of taxon treatment] 2013. Ruta, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=11323, accessed on Dec 20 2014

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