1.large and highly valued genus of beautiful tropical American epiphytic or lithophytic orchids; the typical orchids; known in many varieties.
北美洲附生或岩生兰花的一个大属，美丽且价值高；模式兰花；多个品种知名。
2.any of several small lithophytic ferns of tropical and warm temperate regions.
热带和暖温带地区的小型石生蕨类。
3.large genus of showy epiphytic or lithophytic or terrestrial orchids of tropical and subtropical America.
热带和亚热带美洲附生岩生或陆生艳丽的一个兰花大属。
4.large genus of mostly epiphytic or lithophytic Central and South American orchids of various sizes.
中南美主要为附生或石生兰花的一个大属，大小不同。
5.epiphytic or lithophytic or terrestrial ferns of tropical Old World.
热带旧大陆的附生、岩生或陆生蕨类植物。
6.large genus of epiphytic or lithophytic unarmed cacti with usually segmented stems and pendulous branches;
一个附生或石生无刺仙人掌大属，常为分节茎和下垂枝；