Boutons
Plants that can be used as buttons. not including making buttons from wood.
Quercus agrifolia (Encina) - Quercus cerris (Chêne chevelu) - Quercus douglasii (Blue Oak) - Quercus frainetto (Hungarian Oak) - Quercus gambelii (Shin Oak) - Quercus phellos (Willow Oak) - Quercus prinus (Rock Chestnut Oak) - Sapindus drummondii (Western Soapberry)