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Key to families | Table of families and genera
This text currently parallels The Jepson Manual: Vascular Plants of California, Second Edition that is now available at the University of California Press.
Text appearing in blue on this page will not appear in the printed book; it will be displayed only on the Web. 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, generally slender; ± gray ± minutely strigose.
Stem: prostrate to ± erect, 2.5–45 cm.
Leaf: 0.8–7.5 cm; leaflets 9–17, 2–14 mm, linear to oblanceolate, tips notched.
Inflorescence: head-like; flowers 5–30, erect or ascending.
Flower: < 9 mm; calyx hairs ± mixed black, white; petals ± white, purple-tinged.
Fruit: ascending, ± included in calyx, 2–4 mm, ± 2 mm wide, ± spheric, 2-lobed in ×-section, ± minutely strigose ( glabrous), coarsely wrinkled, drying stiff-papery; chambers 2. Varieties intergrade. [Online Interchange]
1. Keel 2.4–4.5 mm; s ± 1/2 CA
2. Calyx hairs mostly black, lobes generally 0.8–1.5 mm, <(=) tube; leaflets ± glabrous adaxially; stem ± erect ..... var. didymocarpus
2' Calyx hairs mostly white, lobes generally 1.5–2.4 mm, > tube; leaflets ± canescent adaxially; stem ± prostrate ..... var. dispermus
1' Keel 4.7–7.2 mm; s CCo, s SCoRO, SW (except WTR)
3. Calyx hairs mostly black; keel abruptly curved, tip short, blunt ..... var. milesianus
3' Calyx hairs mostly white; keel crescent-shaped, tip narrowly triangular, acute ..... var. obispoensis
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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