Jepson eFlora: Taxon page
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Parthenocissus inserta

Higher Taxonomy
Family: VitaceaeView DescriptionDichotomous Key

Habit: 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.
Genera In Family: 15 genera, +- 800 species: especially warm regions; some cultivated (Cissus, grape ivy; Parthenocissus, Virginia creeper; Vitis, grape).
eFlora Treatment Author: Eric B. Wada & M. Andrew Walker, except as noted
Scientific Editor: Thomas J. Rosatti.
Genus: ParthenocissusView Description 

Stem: bark not peeling; stem center white, not partitioned at nodes; tendril tips generally with adhering disks. Leaf: palmately compound; leaflets 3--7, coarsely serrate. Inflorescence: cyme. Flower: generally bisexual; calyx red, lobes shallow; petals free, +- red, margins +- green; nectaries obscure or 0. Fruit: obovoid. Seed: 1--4, obovoid.
Species In Genus: 15 species: temperate, tropics. Etymology: (Greek: virgin ivy)
eFlora Treatment Author: Eric B. Wada, M. Andrew Walker & Michael O. Moore

Parthenocissus inserta (A. Kern.) Fritsch
Stem: tendril branches few, tips generally without adherent disks. Leaf: leaflet adaxially glossy, glabrous, abaxially +- dull, glabrous to hairy. Inflorescence: forked at peduncle tip, again above or not. Fruit: 9--12 mm wide, dark blue to black. Chromosomes: 2n=40.
Ecology: Uncommon. Hillsides, thickets, ravines, open woodland, roadsides; Elevation: < 1000 m. Bioregional Distribution: GV, CW, SW; Distribution Outside California: to Texas, northeastern United States. Flowering Time: Apr--Jun Note: In TJM (1993) treated as native to California, possibly correctly.
Synonyms: Parthenocissus vitacea (Knerr) Hitchc.
eFlora Treatment Author: Eric B. Wada, M. Andrew Walker & Michael O. Moore
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Citation for this treatment: Eric B. Wada, M. Andrew Walker & Michael O. Moore 2016. Parthenocissus inserta, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on May 06, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora,, accessed on May 06, 2016.

Geographic subdivisions for Parthenocissus inserta:
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.
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.