|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: Trifolium||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Trifolium campestre Schreb.
Habit: Annual, puberulent. Stem: decumbent to erect. Leaf: 1-pinnate, cauline; stipules ovate; petioles of mid-leaves > leaflets; leaflets 0.6--1.5 cm, obovate. Inflorescence: head-like, 8--13 mm wide, ovate to spheric, generally > 20-flowered; flowers quickly reflexed. Flower: calyx 1.5--2 mm, upper lobes < lower; corolla 4--5.5 mm, bright yellow, striate, brown in age. Fruit: fragile; style persistent, < 1 mm. Seed: 1. Chromosomes: 2n=14.
Ecology: Disturbed areas, roadsides; Elevation: especially < 300 m. Bioregional Distribution: Gen n CA-FP; Distribution Outside California: most United States except Rocky Mountains, southwestern; native to Europe. Flowering Time: Apr--May
Synonyms: Trifolium procumbens L., nom. rej.
eFlora Treatment Author: Michael A. Vincent & Duane Isely
Jepson Online Interchange
Previous taxon: Trifolium buckwestiorum
Next taxon: Trifolium cernuum
Citation for this treatment: Michael A. Vincent & Duane Isely 2017. Trifolium campestre, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=47059, accessed on March 28, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on March 28, 2017.