Definition that contains orch
- overture orchestral music played at the beginning of an opera or oratorio
- chatterbox orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf
- cleistes divaricata orchid of northeastern United States with magenta-pink flowers having funnel-shaped lip; sometimes placed in genus Pogonia
- pogonia rosea orchid of central and northern South America having 1- to 3-blossomed racemes of large showy rose-colored flowers; sometimes placed in genus Pogonia
- encyclia tampensis orchid of Florida and the Bahamas having showy brightly colored flowers; sometimes placed in genus Epidendrum
- phalaenopsis amabilis orchid having large elliptic to obovate fleshy leaves and fragrant pink-and-white flowers dotted with red
- bog candles orchid with spikes of many fragrant white flowers on erect leafy stems; of wet or boggy ground through most of the West and northern North America
- round-leaved rein orchid orchid having a raceme of large greenish-white flowers on a single flower stalk growing between two elliptic or round basal leaves lying on the ground; from northern Oregon and Montana across Canada to the eastern United States
- zebra orchid orchid with reddish linear leaves and panicle of purple-marked pale-yellow flowers with deep red or purple lip; southwestern Australia
- oncidium papilio orchid of South America and Trinidad having large yellow and reddish-brown flowers; sometimes placed in genus Oncidium