Jepson Flora Project: Jepson Interchange    

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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.



Dale W. McNeal, except as specified

Perennial to trees, from membranous bulb, fibrous corm, scaly rhizome, or erect caudex
Stem generally underground
Leaves generally basal, often withering early, alternate, generally ± linear
Inflorescence various, generally bracted
Flower generally bisexual, generally radial; perianth often showy, segments generally 6 in two petal-like whorls (outer sometimes sepal-like), free or fused at base; stamens 6 (or 3 + generally 3 ± petal-like staminodes), filaments sometimes attached to perianth or fused into a tube or crown; ovary superior or inferior, chambers 3, placentas generally axile, style generally 1, stigmas generally 3
Fruit: generally capsule, loculicidal or septicidal (berry or nut)
Genera in family: ± 300 genera, 4600 species: especially ± dry temp and subtropical; many cultivated for ornamental or food; some TOXIC. Here includes genera sometimes treated in Agavaceae, Amaryllidaceae, and other families.


Perennial; rhizome short, slender
Stem short, underground
Leaves 2, basal, sheathing, 5–20 cm, 5–10 cm wide, elliptic to oblong, many-veined, mottled
Inflorescence: umbel, subsessile; peduncle underground; pedicels 2–12, 8–20 cm, appearing scapose, 3-angled, twisting and recurving so fruit ± touches soil
Flower ill-scented when fresh, greenish or yellowish, mottled, heavily lined purple or dark brown; perianth parts 6 in 2 very different whorls; sepals much wider, spreading, deeply concave near base; petals narrow, erect or arching over ovary; stamens 3, attached to sepals; ovary 3-angled, chamber 1, style branches 3, linear, spreading or ± recurved
Fruit capsule-like, thin-walled, irregularly dehiscent or indehiscent
Species in genus: 2 species: w coast US
Etymology: (Greek: crooked foot, from curving pedicel)


S. bigelovii Torr.

Inflorescence: pedicels 3–12, 10–20 cm
Flower: sepals 14–17 mm, narrowly ovate, abruptly spreading; petals ± = sepals, linear; stamens 5–6 mm; style branches 5–6 mm
Fruit 15–18 mm, elliptic
Seed ± 3 mm, oblong
Chromosomes: n=8
Ecology: Moist, shady redwood forest
Elevation: < 1100 m.
Bioregional distribution: Outer North Coast Ranges, San Francisco Bay Area
Horticultural information: SHD, IRR, DRN: 5, 7, 14, 15, 16, 17.

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