Quercus orocantabrica Penas, Llamas & al.

Cantabriques Mounts, in North of Spain (Asturias), Central Spain; South Europe; North Africa; Near East to Transcaucasia and Iran;

small tree, or shrub;

papery, covered with thick cuticle; marcescent; oblong; lustrous; base weakly auricled; margin crenate or with inequal lobes and more or less deep sinuses; abaxially pubescent to tomentose, with simple, stellate, multistellate or fascicled hairs; 6-8 veins pairs forked near margin; petiole to 1.5 cm.

male flowers with bigger stamens than those of Q.robur, with pubescent perianth;

acorn globose or widely ovate; basal scare flat; apex subtruncate; peduncle to 15 cm; wider and flatter cup than Q.robur , with scales pointed, appressed though free, pinkish glabrescent above,  densely  whitish tomentose on their margin ;

wet places, on acidic siliceous soils ;

– Subgenus Quercus, Section Quercus, Subsection Roburoid; – Was considered as Q.x rosacea (= Q. robur X Q. petraea ). – Hybridizes with Q. petraea ( = Q. x puentei ), Q. faginea (= Q. x duriensis ), Q. fruticosa (= Q. x gallaecica ) and with Q. pyrenaica (= Q. x tavaresii ).