TRIANDRIA POLYGYNIA, 
IV. POLYGTNIA. 
116. EMPETRUM. Gen. pl. Crake-berry. 
1, E. procumbens ; foliis oblongis obtusis margine revolu- 
tis. Mich. fl. amer.2. p.255. Willd. sp.spl. 4. p. 713. 
Icon. Engl. bot. 526. Fl. dan. 975. 
On rocks near the sea-coast in Canada. Michaux. h. 
May, June. v.s. May be distinct from the European 
species, 
nigrum. 
