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Key to families | Table of families and genera

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.

 

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

1. Leaf simple or 0

2. Leaves opposite; ovary chamber 1; fruit drupe-like ..... CNEORIDIUM

2' Leaves alternate; ovary chambers 2; fruit a capsule ..... THAMNOSMA

1' Leaf deeply dissected or compound

3. Shrub or small tree; petals ± green-white, entire; fruit a round, ± flat, wing-encircled achene ..... PTELEA

3' Perennial herb, subshrub; petals yellow, wavy to fringed; fruit a capsule ..... RUTA

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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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