Term
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Definition
Cabernet Sauvignon
Lobes overlap and create the impression of five holes in the leaf
Looks like bullet holes |
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Term
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Definition
Zinfandel
Petiolar sinus has a lyre/blaalaika shape
Has prominent hairs on the main vines |
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Term
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Definition
Touriga Nacional
Virtually entire to clearly five-lobed
Petiole sinus is V-shaped
Lateral sinus are very shallow, to deeper and open
Teeth are linear and blunt |
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Term
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Definition
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Term
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Definition
Cabernet franc
Heavily crimped around the petiole attachment
Has a tooth in the lateral sinus |
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Term
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Definition
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Term
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Definition
Merlot
Petiole sinus is U-shaped and open
Lateral sinuses are deep and broadly pointed
Apical sinus lobes tent to overlap
Has a Green petiole |
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Term
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Definition
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Term
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Definition
Barbera
Has 5 lobes
Downy underneath
Petiole sinus closed with lobes that overlap |
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Term
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Definition
Syrah
Has a reduced inferior lateral sinuses
L1 lobe is conspicuously lengthened |
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Term
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Definition
Sangiovese
Nearly glabrous underneath
Petiolar sinus U-shaped and conspicuously open |
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Term
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Definition
Ruby Cabernet
Leaves are large and elongated
The peduncle is lignified on the cluster |
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Term
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Definition
Pinot noir
Leaves are entire to weakly 3-lobed
Leaf is thick and blistered
Teeth are short, blunt, and convex |
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