The Biology of Canadian Weeds. 146. Rhododendron groenlandicum (Oeder) Kron and Judd.

The article presents the Rhododendrum groenlandicum (Oeder) Kron and Judd, bog Labrador tea, an evergreen shrub from the Ericacae family native to North America. Its other names include bot tea, rusty Labrador tea and Hudson Bay tea and has long been known as Ledum groenlandicym Oeder 1771, non Retzius 1779. Its leaves are described as alternate, simple 2.5 cm long and 0.5-2 cm wide sessile or short-petioled. It cites its responses to herbivory such as mammals, insects and nematodes, diseases such as fungi, viruses and bacteria.