in J. K. Small, Fl. S.E. U.S., 759. 1903.
Lianas, scrambling to moderately high climbing. Tendrils 3–4(–5)-branched, without adhesive discs. Leaves palmately compound; petiole ± equaling blade; leaflets (5–)7, lustrous adaxially, oblanceolate to oblong-oblanceolate, 3–5 × 1–2 cm, thick, fleshy, base cuneate, margins coarsely dentate, apex acuminate, surfaces glabrous or abaxial puberulent. Inflorescences dichotomously branched, without distinct central axis. Flowers greenish to reddish green. Berries subglobose, 6–10 mm diam.
Phenology: Flowering May–Jun; fruiting Aug–Sep.
Habitat: Woods, riverbanks, rocky or sandy soils.
Elevation: 300–700 m.
Parthenocissus heptaphylla is endemic to the Edwards Plateau and Lampasas Cut Plain.