Castañal

BUD

The bud has an open blade and the anthocyanin pigmentation forming a border around the edge with medium intensity. Very high density of downward hairs and null of upright hairs. Tendrils distribution on the branch is discontinuous.

FLOWER, INFLORESCENCE, YOUNG LEAF

Tan-blade of young leaves.

ADULT LEAF

The blade is pentagonal-shaped. Leaves with five lobes and medium-green blade. Main veins without anthocyanin pigmentation. Teeth are medium-sized, with convex sides (sometimes with a convex and a concave side) and equal length and width. Very overlapping petiole sinuses, rarely closed, with V-shaped base, without teeth and not limited by veins on their base. Open petiole sinuses, with V or key-shaped base, without teeth and not limited by veins on their base. In general, leaves don’t have upper lateral sinuses, and when it does, they are very shallow, with V-shaped base and no teeth. High and medium density, respectively, of downward and upright hairs on the underside between veins. On the underside over veins, density of downward and upright hairs is medium-high and null, respectively. Blade veins have downward hairiness and no upright one. Sometimes, downward hairs on the petiole; it is equal or slightly shorter than the main vein.

BUNCH

Variable compactness of  bunches, conical and sometimes with a wing.

BERRY AND SEED

Uniform, spherical-shaped and blue-black berries. Medium bloom and hilum little apparent. Not-coloured pulp (nevertheless, over 13º of alcohol, it presents red colour), juicy, soft and without particular flavour. The pedicel is easy to separate and it presents a ring.