Loureiro Blanco

BUD

The bud has an open blade and anthocyanin pigmentation forming a border around the edge, with weak intensity. Medium and very low or null density of downward and upright hairs, respectively. Discontinuous tendrils distribution.

FLOWER, INFLORESCENCE, YOUNG LEAF

Tan blade of young leaves.

ADULT LEAF

The blade is pentagonal-shaped with five lobes. Medium-green colour of the bundle. No anthocyanin pigmentation on the main veins. Teeth are medium-big, with both sides concave, convex or a mixture of both. Teeth are wider than longer. Open, close or overlapping petiole sinuses, being the most frequent the open ones, V-shaped base (sometimes lyre-shaped). Sometimes they present a teeth on the base of petiole sinuses. Open upper lateral sinuses with variable depth, with U-shaped base (sometimes V or key-shaped). Variable density of downward and upright hairs between the main veins, being usually high; and medium-low and low or very low density of downward and upright hairs over them (on the underside of the blade), specially present on the bifurcation joints. Hairiness on the main veins along the bundle and no hairiness on the petiole. The petiole use to be equal in length than the main vein.

BUNCH

Medium-compact or compact and conical bunches, usually with a wing.

BERRY AND SEED

Uniform, spherical and yellowish-green berries. Not-coloured pulp, juicy, soft and without particular flavour. Weak-medium bloom and hilum little apparent. The pedicel is easy to separate and it presents a ring.