|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Fabaceae (Leguminosae)||View Description||Dichotomous Key|
|Genus: Genista||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Genista monosperma (L.) Lam.
Habit: Shrub to 4 m. Stem: branches pendent, silky-hairy in youth, branches pendent. Leaf: simple, linear to lanceolate, ephemeral. Inflorescence: loose racemes, axillary. Flower: calyx 3--5 mm, 2-lipped, upper lip 2-lobed, toothed, glabrous, splitting around circumference, falling after flower; corolla 10--12 mm, white, banner ovate, hairy only on midrib, wings oblong, obtuse, generally < keel. Fruit: indehiscent, 14--18 mm, obovate with short beak, generally inflated. Seed: 1--2, black.
Ecology: Uncommon. Disturbed areas, alluvial fans; Elevation: < 200 m. Bioregional Distribution: SnGb, PR (San Diego Co.); Distribution Outside California: Iberian Peninsula, Canary Islands, northern Africa. Flowering Time: Feb--Jun Note: Possibly only a waif in California; flowers more fragrant than other species.
Synonyms: Retama monosperma (L.) Boiss.
eFlora Treatment Author: Martin F. Wojciechowski
Jepson Online Interchange
Weed listed by Cal-IPC
Previous taxon: Genista maderensis
Next taxon: Genista monspessulana
Citation for this treatment: Martin F. Wojciechowski 2017. Genista monosperma, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=81710, accessed on February 27, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 27, 2017.