| TREATMENT FROM THE JEPSON MANUAL (1993) |
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©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora. |
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY |
Annual to tree
Leaves generally compound, alternate, stipuled; leaflets generally entire
Inflorescence: generally raceme, spike, umbel or head; flowers sometime 1–2 in axils
Flowers generally bisexual, generally bilateral; hypanthium generally flat or cup-like; sepals generally 5, fused; petals generally 5, free, or the 2 lower ± fused; stamens 1–many, often 10 with 9 filaments at least partly fused, 1 (uppermost) free; pistil 1, ovary superior, generally 1-chambered, ovules 1–many, style, stigma 1
Fruit: legume, sometimes including a stalk-like base above receptacle, dehiscent, or indehiscent and breaking into 1-seeded segments, or indehiscent, 1-seeded, and achene-like
Seeds 1–several, often ± reniform, generally hard, smooth
Genera in family: ± 650 genera, 18,000 species: worldwide; with grasses, requisite in agriculture and most natural ecosystems. Many cultivated, most importantly Arachis , peanut; Glycine , soybean; Phaseolus , beans; Medicago ; Trifolium ; and many orns
Reference: [Polhill & Raven (eds) 1981 Advances in legume systematics; Allen & Allen 1981 Leguminosae]
Family description and key to genera by Duane Isely.
Shrub, tree, unarmed
Leaves even-2-pinnate, alternate
Inflorescence: spike or spheric head, axillary or terminal
Flower radial, ± yellow, white, or pink; sepals, petals inconspicuous; stamens many, conspicuously exerted, filaments fused below into tube ± = petals, free above
Species in genus: ± 150 species: especially tropical
Etymology: (F. del Albizzi, Florentine nobleman, 18th century)
| Introduced |
Shrub, small tree
Leaves evergreen; petiole with a gland; 1° leaflets 7–15 pairs; 2° leaflets ± 25 pairs, < 1 cm
Flower greenish yellow
Fruit indehiscent or slowly dehiscent, 5–10 cm, oblong, flat except over seeds, barely narrowed between seeds, glabrous, brown
Ecology: Generally disturbed, coastal, urban areas
Elevation: < 300 m.
Bioregional distribution: Central Coast, San Francisco Bay Area, Outer South Coast Ranges, South Coast
Distribution outside California: native to sw Australia
Synonyms: A. distachya (Vent.) Macbr