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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.
Annual, perennial herb, unarmed. Leaf: generally odd-1-pinnate; stipules gland-like, reduced to bumps, or inconspicuous; leaflets 3–9, lower 2 in stipular position or not, others ± palmately arranged. Inflorescence: umbel or 1–3-flowered, axillary, peduncled, bract 1–3-parted. Flower: corolla generally yellow, in age darkening; 9 filaments fused, 1 free. Fruit: dehiscent, exserted from calyx, linear to narrowly oblong, ± beaked. Seed: few to several.
± 125 species: Europe, Africa, to eastern Asia, Australia, New Caledonia; cultivated as forage, ground cover, ornamental. (Greek: derivation unclear) [Brouillet 2008 J Bot Res Inst Texas 2:387–394] Other taxa in TJM (1993) moved to Acmispon and Hosackia.
Unabridged references: [Isely 1981 Mem New York Bot Gard 25:128–206]
1. Annual, hairy; inflorescence 1–3-flowered; corolla 5–8(12) ..... L. angustissimus
1' Perennial herb, glabrous or hairy; inflorescence generally 3–12-flowered; corolla (6)7–14(18) mm
2. Inflorescence (5)8–12(15)-flowered; calyx lobes often outcurved in bud; rhizome present; stem generally hollow, hairs often spreading ..... L. uliginosus
2' Inflorescence 1–7(10)-flowered; calyx lobes not outcurved in bud; rhizome 0; stem generally solid, glabrous or strigose
3. Leaflet length of longest upper leaves 1.6–3(4) × width; corolla 10–14(16) mm ..... L. corniculatus
3' Leaflet length of longest upper leaves (2.5)3.2–5 × width; corolla (6)7–10(12) mm ..... L. tenuis
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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