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Marcus, Joseph A.
Cissus trifoliata (L.) L.
Cow-itch vine, Sorrelvine, Grape ivy, Arizona grape ivy, Possum grape
Synonym(s): Cissus incisa, Sicyos trifoliatus
USDA Symbol: citr2
A mostly herbaceous vine, large ones woody at the base, with thick, fleshy leaves yielding a fetid odor when crushed. Climbing on trees, buildings, fences, and shrubs, frequent to common. Leaves up to 3 1/2 inches long including the petiole, commonly 3 lobed or divided into 3 leaflets with the terminal one symmetric and the laterals asymmetric. Tendrils coiling at the tip. Flowers small, in greenish flat topped to rounded clusters up to 2 inches wide. Fruit broadly ovate, 1/4 to 1/3 inch long, black when ripe.
Plant CharacteristicsDuration: Perennial Habit: Vine Flower:
Fruit: Size Class:
Bloom InformationBloom Color: Green
Bloom Time: May , Jun , Jul , Aug , Sep
, TX Native Habitat: Cissus trifoliata
grows in chaparal, salt marshes, stream banks, open woodlands, and disturbed areas. It sprawls and climbs over rocks, shrubs, and trees. It is found throughout most of Texas.
Growing ConditionsLight Requirement:
Part Shade Conditions Comments: Cissus trifoliata
is a common vine
with fleshy leaves that are generally 3-lobed and coarsely toothed
but extremely variable in form. The vine
has tuberous roots, a woody base, and fleshy structure above. It has clusters of small berries that become black when mature. The leaves give off a sharp odor when crushed.
BenefitInteresting Foliage: yes
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
Herbarium Specimen(s)NPSOT 0922
Collected Aug 27, 1994 in Bexar County by Mike FoxNPSOT 0917
Collected Jul 24, 1994 in Comal County by Mary Beth White
Wildflower Center Seed BankLBJWC-1105
Collected 2011-07-02 in Hays County by Lady Bird Johnson Wildflower Center
Record Last Modified: 2011-08-06
Research By: NPC