ˌepəˈdendrəm noun
Etymology: New Latin, from epi- + Greek dendron tree; akin to Greek drys tree — more at tree
1. capitalized : a very large genus of highly variable chiefly epiphytic American orchids having flowers of which the lip has a spreading and usually deeply lobed limb and a claw adnate to the column, being chiefly tropical but including a few forms native to the southeastern U.S., and often grown in the greenhouse for their brightly colored flowers
2. or ep·i·den·dron -rən -s : any orchid of the genus Epidendrum