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Aristolochia californica

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.
Genus: AristolochiaView Description 

Common Name: PIPEVINE, BIRTHWORT
Stem: generally climbing. Leaf: cauline. Inflorescence: flower axillary. Flower: [often foul smelling] sepals fused into a generally curved tube, deciduous, lobes 1--3; stamens 6, fused to style. Seed: flat.
Species In Genus: +- 400 species: generally tropics, warm temperate. Etymology: (Greek: best birth, from use as medication in childbirth)

Aristolochia californica Torr.
NATIVE
Habit: Plant soft-hairy. Stem: generally < 5 m, twining. Leaf: deciduous; blade 3--15 cm, ovate-cordate to sagittate. Flower: fragrance musty; sepals 3, tube 2--4 cm, U-shaped, +- green to pale brown, with thick +- yellow to red lining, veins purple. Fruit: winged capsule. Chromosomes: 2n=28.
Ecology: Streamsides, forest, chaparral; Elevation: < 700 m. Bioregional Distribution: KR, NCoR, CaRF, n&c SNF, ScV, n SnJV, CCo, SnFrB, n SCoRO. Flowering Time: Jan--Apr Note: Pollinated by fungus gnats.
Synonyms: Isotrema californicum (Torr.) H. Huber
eFlora Treatment Author: Michael R. Mesler & Karen Lu
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botanical illustration including Aristolochia californica

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Citation for this treatment: Michael R. Mesler & Karen Lu 2016. Aristolochia californica, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=14232, accessed on May 29, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 29, 2016.


Aristolochia californica
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© 2009 Barry Rice
Aristolochia californica
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© 2004 George W. Hartwell
Aristolochia californica
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© 2013 Aaron Schusteff
Aristolochia californica
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© 2007 George W. Hartwell
Aristolochia californica
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© 2007 Neal Kramer
Aristolochia californica
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© 2012 Julie Kierstead Nelson

More photos of Aristolochia californica in CalPhotos


Geographic subdivisions for Aristolochia californica:
KR, NCoR, CaRF, n&c SNF, ScV, n SnJV, CCo, SnFrB, n SCoRO.
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
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map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.