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| Jepson eFlora: Taxon page
Key to families | Table of families and genera |
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Indexes to all accepted names and synonyms: | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
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Woody vine [ shrub]; tendrils opposite leaves.
Stem: generally lenticelled.
Leaf: alternate, simple or compound, petioled, deciduous; stipules generally deciduous.
Inflorescence: cyme, panicle, generally opposite leaf, peduncled.
Flower: generally bisexual, radial; sepals generally reduced, generally fused, lobes 0 or 5; petals generally 5, free, reflexed, falling individually, or adherent at tips, ± erect, falling as unit, ± red or ± yellow; stamens generally 5, opposite petals; nectaries 0 or between stamens as ± free glands; ovary 1, superior, chambers generally 2(4), style 1 or 0, stigma inconspicuous or head-like.
Fruit: berry.
Seed: 1–6.
15 genera, ± 800 species: especially warm regions; some cultivated (Cissus, grape ivy; Parthenocissus, Virginia creeper; Vitis, grape). [Chen & Manchester 2007 Amer J Bot 94:1534–1553] —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Chen, I., & Manchester, S. R. 2007. Seed morphology of modern and fossil Ampelocissus (Vitaceae) and implications for phytogeography. Amer J Bot 94:1534–1553; Moore 1991 Sida 14:339–367; Soejima, A., & Wen, J. 2006. Phylogenetic analysis of the grape family (Vitaceae) based on three chloroplast markers. Amer J Bot 93:278–287.]
Key to Vitis
Stem: bark peeling; stem center brown, partitioned at nodes; tendril tips without adhering disks.
Leaf: simple, crenate to serrate.
Inflorescence: panicle of often head- or umbel-like clusters.
Flower: unisexual or bisexual; calyx ± green, lobes 0 or short; petals adherent at tips, ± yellow; stamens 3–9 mm, generally erect, in pistillate flowers reflexed and sterile or 0; nectaries ± free glands.
Fruit: 4–20 mm wide, spheric to ovoid, glaucous or not.
Seed: 1–4, obovoid.
65 species: temperate, subtrop. (Latin: vine) Vitis californica, Vitis girdiana differ in nuclear rDNA sequences.
Unabridged references: [Olmo & Koyama 1980 Proc 3rd Intl Symp Grape Breeding 33–41]
Stem: hairy, generally glabrous in age; nodal partitions generally 3–5 mm thick.
Leaf: cordate to reniform, generally serrate, glabrous or hairy, lobes 0 or 3–5, deep; stipules generally < 3.5 mm.
Flower: bisexual.
Fruit: generally > 8 mm wide, spheric to ovoid, purple to blue-black, densely to not glaucous; skin adherent to pulp.
Seed: round structure opposite attachment scar sunken or raised.
2n=38,57,76. Abandoned fields, roadsides; < 1000 m. Great Central Valley, Central Western California;
Previous taxon: Vitis rupestris
Next taxon: Zygophyllaceae
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
Copyright © 2012 Regents of the University of California
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.
| Bioregions in which taxon occurs | Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. |
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Chart based on elevation range in Manual and elevations and coordinates of CCH records. Data provided by the participants of the Consortium of California Herbaria. Note: About half of the CCH records include both elevation and coordinates. | Data provided by the participants of the Consortium of California Herbaria.
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