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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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|Family: Fabaceae (Leguminosae)||View Description||Dichotomous Key|
|Genus: Trifolium||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Trifolium fucatum Lindl.
Habit: Annual, generally robust, +- glabrous. Stem: decumbent to erect, generally hollow. Leaf: cauline; stipules wide; leaflets 1--2.5 cm, elliptic to +- round, +- entire to toothed. Inflorescence: head-like, 5--many-flowered; involucre bracts +- free to 1/2 fused, margin scarious; flowers quickly spreading or reflexed. Flower: calyx 4--7 mm, glabrous, longer lobes bristle-like, > tube, generally branched; corolla 10--20 mm, dull white or +- yellow, purple-tipped, banner inflated in fruit. Fruit: 5--10 mm; stalk-like base 0.5--2 mm. Seed: 2--4. Chromosomes: 2n=16.
Ecology: Locally abundant. Moist, open grassland, marshes, roadsides, occasionally saline or serpentine soils; Elevation: < 1100 m. Bioregional Distribution: NCo, NCoR, CaR, GV, SnFrB, SCo, ChI; Distribution Outside California: Oregon. Flowering Time: Apr--Jun Note: Varieties in need of study.
Synonyms: Trifolium fucatum var. gambelii (Nutt.) Jeps.; Trifolium fucatum var. virescens (Greene) Jeps.
eFlora Treatment Author: Michael A. Vincent & Duane Isely
Jepson Online Interchange
Previous taxon: Trifolium fragiferum
Next taxon: Trifolium glomeratum
Citation for this treatment: Michael A. Vincent & Duane Isely 2016. Trifolium fucatum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=47084, accessed on February 10, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 10, 2016.