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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.



James S. Pringle & Frederick B. Essig

Plant ± woody vine; occasionally dioecious. Leaf: generally 1–2-pinnate, cauline, opposite; petiole generally tendril-like; leaflets ovate to lanceolate, generally irregularly 2–3-lobed or coarsely toothed, occasionally entire. Inflorescence: 1-flowered to panicle, axillary [terminal]. Flower: unisexual; sepals generally 4, free, petal-like, white to cream [brightly colored]; petals 0; stamens many, free; pistils 5–many. Fruit: achene, each generally with elongate, feathery style.
300 species: worldwide; Clematis terniflora DC., cultivated. (Greek: twig) [Pringle 1999 Clematis 1999:12–19] Clematis drummondii Torr. & A. Gray undocumented for California.
Unabridged references: [Tamura 1987 Acta Phytotax Geobot 38:38–44]

Key to Clematis

1. Leaflets 5–15; inflorescence several- to many-flowered; flower Jun–Sep ..... C. ligusticifolia

1' Leaflets generally 3–5; inflorescence 1–3(12)-flowered; flower Jan–Jun

2. Sepals hairy abaxially, adaxially; fruit body hairy ..... C. lasiantha

2' Sepals hairy abaxially, glabrous adaxially; fruit body glabrous ..... C. pauciflora


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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