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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California

  • Up-to-date information about California vascular plants is available from the Jepson eFlora.



Dieter H. Wilken, except as specified

Annual, perennial herb, sometimes aquatic
Leaves generally basal and cauline, generally alternate, simple or compound; petioles at base generally flat, sometimes sheathing or stipule-like
Inflorescence: cyme, raceme, panicle, or flowers solitary
Flower generally bisexual, radial; sepals generally 5, free, early deciduous or withering in fruit, generally green; petals 0–many, free; stamens generally 10–many; pistils 1–many, ovary superior, chamber 1, style 1, generally ± persistent in fruit as beak, ovules 1–many
Fruit: achene, follicle, berry, or utricle-like, 1–many-seeded
Genera in family: ± 60 genera, 1700 species: worldwide, especially n temp, tropical mtns; many ornamental (Adonis, Aquilegia, Clematis, Consolida, Delphinium, Erianthis, Helleborus ), some highly TOXIC (Aconitum, Actaea, Delphinium, Ranunculus )
Reference: [Duncan & Keener 1991 Phytologia 70:24–27]


Perennial from rhizomes; roots often clustered
Stem generally 1, erect, simple
Leaves few, round to reniform, deeply palmately lobed
Inflorescence: panicle, ± flat-topped, terminal
Flower bisexual, radial; sepals 3–7, petal-like; petals 0; stamens many; pistils 10+, ovule 1, style in fruit persistent, ± hooked or coiled
Fruit: achenes; wall papery, shiny, veined or ribbed
Species in genus: 2 species: temp North America, e Asia
Etymology: (E.R. von Trautvetter, Russian botanist, 1809–1889)


T. caroliniensis (Walter) Vail var. occidentalis (A. Gray) C.L. Hitchc.

Plant 3–9 dm
Stem generally glabrous
Leaves: blade upper surface green, lower surface paler; basal 1–2, petiole 15–45 cm, lobes 5–10, ± wedge-shaped, toothed above middle; cauline petiole 0–15 cm
Inflorescence: flowers 5+; bracts < 2 cm; pedicels 4–10 mm
Flower: sepals 2.5–5 mm, early deciduous, blade ovate, cup-like, greenish white; stamens 5–10 mm, filaments flat, wider than anthers or not
Fruit 2.5–4.5 mm, ± round
Ecology: Moist, shaded places, streambanks
Elevation: 1100–1800 m.
Bioregional distribution: Klamath Ranges, Cascade Range (uncommon), c&n High Sierra Nevada
Distribution outside California: to British Columbia, Montana, New Mexico
Synonyms: T. grandis Torr. & A. Gray
Other var. in e US
Horticultural information: SHD, DRN, IRRorWET: 1, 4, 5, 6, 7, 14, 15, 16, 17.

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bioregional map for TRAUTVETTERIA%20caroliniensis%20var.%20occidentalis being generated

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