Explanatory notes
… of the species alder ( Alnus spp. ), ash ( Fraxinus spp. ), beech ( Fagus spp. ), birch ( Betula spp. ), cherry ( Prunus spp. ), chestnut ( Castanea … is usually formed of an odd number of plies, the middle ply being called the “core”. (2) Veneered panels , which are …