| TREATMENT FROM THE JEPSON MANUAL (1993) |
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©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora. |
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY |
Perennial from rhizome, woody vine, shrub, aromatic
Stem branched, sometimes nearly all underground
Leaves simple, basal, cauline, or arising singly from rhizome, alternate; blade generally cordate, entire
Inflorescence: flower generally solitary, axillary or terminal
Flower bisexual, radial or bilateral; sepals 3, free or fused; petals generally 0; stamens generally 6 or 12, free or fused to style; pistil generally 1, ovary generally inferior or partly so, chambers generally 6
Fruit: generally capsule
Seeds many
Genera in family: 10 genera, 600 species: mainly tropical, warm temp; some cultivated (Aristolochia , Asarum )
Reference: [Gregory 1956 Amer J Bot 43:110–122]
Perennial, woody vine
Stem generally climbing
Leaves cauline
Inflorescence: flower axillary
Flower bilateral, often foul smelling; sepals fused into a generally curved tube, deciduous, lobes 1–3; stamens 6, fused to style
Fruit: capsule
Seed flat
Species in genus: 500 species: generally tropical, warm temp
Etymology: (Greek: best birth, from use as medication in childbirth)