For reference, here are all the different materials that GEC has used with "wood" in the name (80 of them).
African_Blackwood
American_Cherry_Wood
American_Chestnut_Wood
American_Walnut_Wood
Ancient_Kauri_Wood
Antique_Cherry_Wood
Arizona_Ironwood
Beer_Barrel_Oak_Wood
Birds_Eye_Maple_Wood
Black_Diamond_Wood
Black_Ebony_Wood
Bloodwood
Bocote_Wood
Boomerang_Rainbow_Pine_Wood
Brazilian_Rosewood
Brown_Diamond_Wood
Brown_Dyed_Curly_Maple_Wood
Brown_Dymond_Wood
Bubinga_Jigged_Wood
Bubinga_Wood
Charred_Barrel_Oak_Wood
Che_Chen_Rosewood
Cherry_Stained_Wood
Chestnut_Wood
Cocobolo_Rosewood
Cocobolo_Wood
Coconut_Palm_Wood
Curly_Maple_Wood
Dark_Cocobolo_Wood
Dark_King_Wood
Dark_Pine_Wood_Damascus
Desert_Ironwood
Double_Abalone_Diamond_Snakewood
Double_Ivory_Diamond_Bocote_Wood
East_Indian_Rosewood
Ebony_Wood
Exotic_Mexican_Bocote_Wood
Gabon_Ebony_Wood
GEC_Snakewood
Green_Diamond_Wood
Ironwood
Jigged_American_Cherry_Wood
Jigged_Bocote_Wood
Jigged_Brazilian_Cherry_Wood
Jigged_Bubinga_Wood
Jigged_Cherry_Wood
Jigged_Wenge_Wood
Jobillo_Wood
Kiaat_Wood
Kingwood
Lace_Wood
Leopard_Wood
Mesquite_Wood
Oil_Sucker_Rod_Wood
Old_Barn_Chestnut_Wood
Old_Pine_Wood
Osage_Orange_Wood
Palo_Santo_Wood
Pine_Deck_Wood_Raindrop
Pine_Deckwood
Pine_Wood_Damascus
Pomele_Wood
Purple_Heart_Wood
Rosewood
Rough_Sawn_Osage_Wood
Saw_Cut_American_Cherry_Wood
Ship_Deck_Wood
Smooth_American_Cherry_Wood
Smooth_Brazilian_Cherry_Wood
Snakewood
Sucker_Rod_Wood
Teak_Deck_Wood_Raindrop
Teak_Wood
Teak_Wood_Damascus
Tiger_Maple_Wood
Tulip_Wood
Walnut_Wood
Yellowheart_Wood
Zebra_Wood
Zericote_Wood