A Guide to Grapevine Abnormalities in South Africa - P.G. GOUSSARD

Unknown deviation (457); flat and double peduncles (458).

PHOTO 457. Poor berry set occurred in the same Hárslevelü grapevine as in Photo 456. Such an aberration(s) afflicted three adjacent grapevines in an ampelographic collection. Although no grapes have been produced over a period of more than 20 years, the grapevines are still growing and the particular aberration(s) are perpetuated on an annual basis.

PHOTO 458. An example of flat and double peduncles and rachis branching occurring in a Durif bunch.

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