|Z. perrenoudii, syn. (Z. intermedium x. Z maxillare) is an epiphytic orchid with lance-shaped, leathery leaves and fleshy pseudobulbs. From autumn to spring, the 3 inch across flowers appear on upright racemes. Use epiphytic orchid potting mix in containers, or slatted baskets. Requires filtered light, and high humidity, in summer; full light and less water in winter.