Oaks of the World

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  Quercus x cantabrica
Author C.Vicioso 1950
Synonyms

(petraea X pyrenaica) X robur subsp broteroana
= x trabutii X robur subsp broteroana

Local names  
Range Northern Spain in the Cordillera Cantabrica;
Growth habit  
Leaves 10-20 x 8-13 cm, both sides glabrous, terminal lobe elongated, acute; base asymmetrically auricled; 5-7 vein pairs; numerous intercallary veins; petiole hairless 1.5-2 cm long;
Flowers  
Fruits small acorn 1.5-2 cm with hairless peduncle 3-5 mm; cup with lanceolate, convex scales reaching beyond the rim; acorn broad, a little longer than the cup, apex depressed (so that the short, pubescent stylopodium is hidden); 4 styles with stigmas divergent at their base;

Bark, twigs and
buds

both twigs and buds glabrous;
Hardiness zone, habitat twig and budscales hairless;
Miscellaneous  
Subspecies and
varieties
 
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