Characterization of a Severe Virus-like Disease in Chardonnay Grapevines in Missouri

Fig. 2. Symptoms on Chardonnay, Cabernet Franc, and Baco Blanc grapevines after grafted with two buds from a symptomatic vine: (A) Small, deformed, and rolled leaves developed on new shoots and translucent vein-clearing appeared on young leaves of Chardonnay; (B) Small, deformed leaves developed on new shoots and young leaves exhibited vein-clearing along minor veins on Cabernet Franc; (C) Cup-like leaves developed on new shoots and young leaves showed vein-clearing on Baco Blanc.



Image from Plant Health Progress article:
Characterization of a Severe Virus-like Disease in Chardonnay Grapevines in Missouri