Black spruce and dwarf larch Larix larieina scrub colonises exposed moraines, giving way to an ericaceous shrub formation in the more exposed and unstable areas with alpine bearberry Anctostaphylos alpina, alpine azalea Loiseleuria procumbens and diapensia.    From Wordnik.com.  [Gros Morne National Park, Canada] Reference

Cassiope hypnoides and Loiseleuria procumbens.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 1] Reference

Loiseleuria procumbens.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference