Quercus Castaneifolia - Chestnut-leaved Oak 

Dimensions (approx.)
W:5cm/2" L:11.5cm/4 1/2"
W:6cm/2 1/4" L:16cm/6 1/4"
W:4.5cm/1 3/4" L:11.5cm/4 1/2"
W:6cm/2 1/4" L:14.5cm/5 3/4"
W:7.5cm/3" L:4.5cm/1 3/4" L:17cm/ 6 3/4"