Quercus saravanensis

Quercus saravanensis is an Asian species of tree in the family Fagaceae and the "ring-cupped oak" sub-genus.  It has been found in northern Indochina (Laos + Vietnam), and also in the Province of Yunnan in southwestern China. 

Quercus saravanensis is a large tree up to 50 m tall.  Twigs are hairless.  Leaves can be as much as 140 mm long, thin and papery.   The acorn is ellipsoid, 15-20 × 15-20 mm, glabrous; the scar is approx.  8 mm in diameter. 

References

External links
line drawing, Flora of China Illustrations vol.  4, fig.  378, drawings 1-4 at top

saravanensis
Category:Plants described in 1934
Category:Trees of China
Category:Trees of Vietnam
Category:Trees of Laos