the inflorescence arises from the base of the leaves before the development of the pseudobulbs and leaf
• (a.) Having flowers appearing before the leaves; -- said of certain plants.
Pro`ter·an'thous adjective [ Greek ... earlier (fr. ... before) + ... flower.] (Botany) Having flowers appearing before the leaves; -- said of certain plants. Gray. 
the inflorescence arises from the base of the leaves before the development of the pseudobulbs and leaf
proteranthous A condition of a plant in which flowers open before the leaves appear.