- Ledum, genus Ledum - evergreen shrubs of north temperate regions
--1 is a kind of dilleniid dicot genus
--1 is a member of Ericaceae, family Ericaceae, heath family
--1 has members:Labrador tea, crystal tea, Ledum groenlandicum; trapper's tea, glandular Labrador tea; wild rosemary, marsh tea, Ledum palustre