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FNA | Family List | FNA Vol. 12 | Vitaceae

2. Parthenocissus heptaphylla (Planchon) Britton in J. K. Small, Fl. S.E. U.S. 759. 1903.

Sevenleaf creeper Sevenleaf creeper

Parthenocissus quinquefolia (Linnaeus) Planchon var. heptaphylla Planchon in A. L. P. P. de Candolle and C. de Candolle, Monogr. Phan. 5: 449. 1887, based on Ampelopsis heptaphylla Buckley, Proc. Acad. Nat. Sci. Philadelphia 13: 450. 1862, not (Linnaeus) Roemer & Schules 1819; Psedera heptaphylla (Planchon) Rehder; P. texana (Buckley ex Durand) Greene

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.

Flowering May–Jun; fruiting Aug–Sep. Woods, riverbanks, rocky or sandy soils; 300–700 m; Tex.

Parthenocissus heptaphylla is endemic to the Edwards Plateau and Lampasas Cut Plain.


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