Descriptor: 015 Mature leaf: anthocyanin colouring of the main veins on the upper side of the blade (015 MATURE LEAF: ANTHOCYANIN C)

Definition:

Observation from berry set to veraison on 10 mature leaves above the clusters at the medium third of shoot. Anthocyanin colouration of the main veins N1-N3 has to be assessed.

Crop:

Vitis vinifera L.

Category:

Morphological descriptors

Status:

Crop Germplasm Committee approved

Data Type:

Alpha/numeric descriptor

Maximum Length:

Responsible Site:

AMPELOS a.s. Viticulture Research Station (CZE005)

Studies or environments

Distribution of Values for 015 Mature leaf: anthocyanin colouring of the main veins on the upper side of the blade (015 MATURE LEAF: ANTHOCYANIN C)

Code	Definition	Number of Accessions
1	absent (Isabella N, Garnacha Tinta N, Dattier de Beyrouth B)	245
2	petiol point red (Muškát alexandrijský B, Palomino Fino B)	101
3	red until the first bifurcation (Rkaciteli B, Primitivo N)	71
4	red until the second bifurcation (Chenin B, Dolcetto N)	20
5	red beyond the second bifurcation (Veltlínské červené rané RG)	7