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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.
Shrub, small tree < 8 m; stipular spines 7–30(50) mm, straight, white in age. Stem: twig ± ridged, ± hairy. Leaf: clustered on short-shoot or not, deciduous, < 5 cm; petiole 3–16 mm, ± hairy, gland present; 1° leaflets 2–6 pairs, 6–33 mm; 2° leaflets 8–19 pairs, 1.6–6.3 mm, 0.5–1.7 mm wide, oblong. Inflorescence: head, generally 1–3 per axil, also clustered with leaves on short-shoots, stalked, < leaf. Flower: bright yellow to dull orange. Fruit: indehiscent, 9–18 mm wide, ± straight, cylindric, leathery, dark brown, glabrous. Seed: ± embedded in a sweet pulp. Introduced in tropics, subtropics worldwide, often a troublesome, invasive weed. Cult in southern Europe for flower oils used in perfumes. [Online Interchange]
1. Fruit 3–9 cm; seeds in 2+ rows ..... var. farnesiana
1' Fruit 10–17 cm; seeds in 1 row ..... var. minuta
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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