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Asarum
WILD-GINGER

Higher Taxonomy
Family: AristolochiaceaeView DescriptionDichotomous Key

Common Name: PIPEVINE FAMILY
Habit: Perennial herb, woody vine, [shrub], rhizomed, aromatic. Stem: branched, occasionally +- underground. Leaf: simple, basal, cauline, or arising from rhizome, alternate; blade generally cordate, entire. Inflorescence: flower generally 1, 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 +- or partly inferior, chambers generally 6. Fruit: generally capsule. Seed: many.
Genera In Family: 5--8 genera, +- 500 species: mainly tropics, warm temperate; some cultivated (Aristolochia, Asarum, Saruma).
eFlora Treatment Author: Michael R. Mesler & Karen Lu
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.

Asarum
Habit: Rhizome shallowly horizontal or deeply +- vertical, plants spreading or clumped; roots gingery-aromatic. Leaf: from rhizome, generally evergreen; blade cordate to reniform. Inflorescence: flower terminal, at ground level. Flower: generally dark colored; sepals forming tube, persistent; stamens 12, free from style, tips generally appendaged. Fruit: fleshy capsule. Seed: with fleshy appendage, ant-dispersed.
Species In Genus: 90 species: northern temperate. Etymology: (Greek: derivation unknown)
eFlora Treatment Author: Michael R. Mesler & Karen Lu
Jepson Online Interchange
Key to Asarum

Previous taxon: Aristolochia californica
Next taxon: Asarum caudatum

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Citation for this treatment: Michael R. Mesler & Karen Lu 2016. Asarum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=8824, accessed on July 27, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on July 27, 2016.


Asarum hartwegii
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© 2003 George W. Hartwell
Asarum hartwegii
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© 2008 Neal Kramer
Asarum canadense
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© 2016 Keir Morse
Asarum canadense
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© 2016 Keir Morse
Asarum caudatum
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© 2008 Keir Morse
Asarum canadense
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© 2016 Keir Morse

More photos of Asarum in CalPhotos