Vitis cinerea

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 cinerea

Figs. 2A–B , 3G , 7G : ITALY. Lombardy: Torrazza Coste (Pavia), loc. Riccagioia, Centro Vitivinicolo Riccagioia (Villa Riccagioia) ( WGS84 : 44.982167°N 9.091577°E ± 50 m), 145 m , no exp., planta culta, 6 September 2007, G. Galasso s.n. ( MSNM) .

Vitis × instabilis

Figs. 3F , 4A, 4G , 6B–C , 7D , 13a–h, 13j : ITALY. Lombardy: Stradella (Pavia), San Zeno ( WGS84 : 45.064197°N 9.311438°E), 7 September 2013, N. Ardenghi, no voucher .

Figs. 6D , 7C : ITALY. Tuscany: Marciana (Livorno), strada tra Zanca e l’Aia , Fosso della Noce ( WGS84 : 42.802127°N 10.153616°E; staz. 47), 185 m, exp. NE, margine boschivo d’impluvio, 19 June 2008, G. Galasso s. n. ( MSNM) .

Fig. 13i : ITALY. Piedmont: Dernice (Alessandria), Vigoponzo, SP110, dietro al cimitero (WGS84: 44.753609°N 9.046351°E), scarpata a ridosso della strada, con Elytrigia repens , Cephalaria transsylvanica , Dactylis glomerata , Centaurea jacea subsp. gaudinii , Inula bifrons , 529 m, exp. SE, 8 August 2013, N. Ardenghi & M. Barcella s.n. (Herb. N. Ardenghi).

Vitis × koberi

Figs. 2C–D , 3D , 4H , 7H , 15a, 15c–d: ITALY. Lombardy: Canneto Pavese (Pavia), SP45, curve, Casa San Fermo ( WGS84 : 45.049927°N 9.297672°E), 7 September 2013, N. Ardenghi, no voucher .

Figs. 15b, 15e–f: ITALY. Lombardy: Montù Beccaria (Pavia), Molino Quaroni ( WGS84 : 45.047131°N 9.303425°E), 9 October 2013, N. Ardenghi, no voucher .

Figures

FIGURE 2. A, C, E–G) Petiole insertion (abaxial surface); B, D, H) petiole insertion detail. A–B) V.cinerea; C–D) V.×koberi; E–F, H) V. vinifera; G) V. labrusca. All photos by Michele Zilioli.

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.

FIGURE 13. Vitis ×instabilis. Leaf blade variability: a–d, g–j) adaxial surface; e–f) abaxial surface.