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Key to families | Table of families and genera

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.



Robert E. Preston, R. David Whetstone & T.A. Atkinson

Shrub, small tree; densely stellate-hairy; evergreen. Stem: decumbent to erect, < 7 m; inner bark gelatinous. Leaf: often on spur, ± ovate, generally with 3 main, few to many 2° lobes, otherwise entire; hairs generally denser abaxially, white and/or brown; stipules generally ± 2 mm or ± 4–4.5(9) mm. Inflorescence: flowers generally 1 opposite leaf or on spur; bractlets generally 3. Flower: (23)30–84 mm wide; petals 0; sepals spreading, widely ovate to ± round, showy, tips awned or not, adaxially pitted between raised, hard, fused basal margins, pits puberulent, long hairs on margins present or 0; filament tube ± = ovary, < style, fleshy; ovary (and fruit) sessile. Fruit: capsule, loculicidal, 5-valved, 2–4 cm, acute-ovoid, bristly, partly enclosed by dried calyx, chambers 2–3-seeded. Seed: 3.5–5.5 mm, ovoid, dull brown to shiny black.
3 species: California, Arizona, Mexico. (John C. Frémont, explorer in western America, 1813–1890) [Kelman et al. 2006 Madroño 53:380–387]

Key to Fremontodendron

1. Sepal pit margins lacking ± 1 mm silky hairs; plant erect, unbranched near ground; stipules ± 4–4.5(9) mm ..... F. mexicanum

1' Sepal pit margins (and occasionally surface) with ± 1 mm silky hairs; plant erect, branched near ground, or decumbent; stipules ± 2 mm

2. Plant erect, taller than wide; flower (23)35–60(76) mm wide; sepals yellow, margins ± red or not ..... F. californicum

2' Plant decumbent, much wider than tall; flower 30–50 mm wide; sepals orange, coppery, or ± red ..... F. decumbens


Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, [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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