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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 sp. (Greek: diminutive of Cneorum, spurge olive)
Shrub, generally < 1.5 m, rounded, evergreen. Stem: intricately branched. Leaf: simple, opposite, 1–2.5 cm, linear. Inflorescence: cyme or cluster; flowers 1–3. Flower: sepals 4, fused at base, 1–1.5 mm; petals 4(5), 5–6 mm, obovate, white; stamens 8, longest opposite sepals, filaments wider at base; ovary sessile, chamber 1, ovules 2, style short, flat, from near ovary base, stigma head-like. Fruit: drupe-like, 5–6 mm diam, gland-dotted, ± green, red in age. Seed: 1–2, 5–6 mm, ± spheric, dark brown.
Mesas, coastal bluffs; < 1000 m. s South Coast, s Channel Islands (San Clemente Island); Baja California. Feb–May [Online Interchange]
Unabridged note: Expanded author citation: Cneoridium dumosum (Nutt. ex Torr. & A. Gray) Baill.
Previous taxon: Cneoridium
Next taxon: Ptelea
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Dec 22 2014
Citation for this treatment: [Author of taxon treatment] 2013. Cneoridium, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=19877, accessed on Dec 22 2014
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|Geographic subdivisions indicated for the distribution of Cneoridium dumosum|| 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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(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).
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