Red oak, white oak, pin oak and post oak all belong to the same genus. Genus is another word for group or family.
oak is a very hard wood
betula Betula is the birch family Oaks are in the Quercus family.
oak wood
oak people oak oak oak
Geranium, that is a flower, the rest are trees.
"Group" is not a taxonomic rank, such as Life, Domain, Kingdom, Phylum, Class, Order, Family, Genus, and Species. The other possible use of "group" is in reference to Cultivar Group, but an Oak Tree is not a Cultivar. Please restate the question.
It depends on ... 1) Quantity / the amount of oak wood needed. 2) The standard price offers in your area.
The oak belongs to the Plantae kingdom, along with all other plants.
No, 'oak' is the wood that comes form an 'oak' tree.
The oak tree has thick bark. In fact the Cork Oak has such thick bark it is used for cork boards.
Not oak in the inside circle , not wood in the small circle