Vitis rupestris, Scheele, 1848

Ardenghi, Nicola M. G., Galasso, Gabriele, Banfi, Enrico, Zoccola, Antonio, Foggi, Bruno & Lastrucci, Lorenzo, 2014, A taxonomic survey of the genus Vitis L. (Vitaceae) in Italy, with special reference to Elba Island (Tuscan Archipelago), Phytotaxa 166 (3), pp. 163-198 : 198

Vitis rupestris

Figs. 3E , 4D , 6E–F , 7E , 9a–b, 9d–f: ITALY. Lombardy: Stradella (Pavia), SP201, Beria ( WGS84 : 45.056280°N 9.301480°E), 7 September 2013, N. Ardenghi, no voucher .

Figs. 9c, 9g: ITALY. Lombardy: Calvignano (Pavia), near Stanga ( WGS84 : 44.988527°N 9.161150°E), 31 May 2013, N. Ardenghi s.n. (Herb. N. Ardenghi) .

Figures

FIGURE 3. A–H) Abaxial leaf surface pubescence. A) V.vinifera; B) V.labrusca; C) V. riparia; D) V.×koberi; E) V. rupestris; F) V. ×instabilis; G) V. cinerea; H) V.×ruggerii. All photos by Michele Zilioli.

FIGURE 4. A–D) Leaf bases; E–H) leaf margin teeth. A) U-shaped leaf base in V.×instabilis; B) Lyre-shaped leaf base in V.vinifera; C) V-shaped leaf base in V.×ruggerii; D) truncate leaf base in V. rupestris; E, G) acute teeth in V.riparia (E) and in V.×instabilis (G); F, H) obtuse teeth in V ×ruggerii (F) and in V. ×koberi (H).

FIGURE 6. A, C–E, G) Petiole insertion (abaxial surface); B, F, H) petiole insertion detail. A) V. riparia; B–D) V.×instabilis; E–F) V. rupestris; G–H) V.×ruggerii. All photos by Michele Zilioli.

FIGURE 7. A–H) Vein axils (abaxial leaf surface). Tuft of hairs are distinctly visible in (B), (D), (H). A) V. vinifera; B) V. riparia; C–D) V.×instabilis; E) V. rupestris; F) V.×ruggerii; G) V.cinerea; H) V.×koberi. All photos by Michele Zilioli.