Cissus trifoliata (L.) L.
Cow-itch Vine, Cow Itch Vine, Sorrelvine, Grape Ivy, Possum Grape, Arizona Grape Ivy
Vitaceae (Grape Family)USDA Symbol: CITR2
USDA Native Status: L48 (N), PR (N), VI (N)
Specimen & Label Data
Location: State Hwy 16, 3 km NW of Helotes on highway right of way.
Habitat: Climbing a barbwire fence between field and right of way in full sun.
Description: Climbing vine 4 m long. Leaves petiolate, fleshy and succulent, 3.5 x 4 cm, shape variable, but tri-lobed common, petiole 1 cm. Fruit on an umbelliform cyme with black berries, oval in shape and 8 x 6 mm.
Collector: Mike Fox
Collection Date: Aug 27, 1994
Specimen number: 119
Herbarium Owner: NPSOT
Herbarium ID: 0922
Accession Date: Sep 27, 1994
Accession Number: 69 Annotations: (In fruit)