32 



V. nigrum, the variations do not appear sufficient!}' constant to 

 \\'arrant making separations. In general, the plant is of low, 

 semi-prostrate habit, is extreme!}- prolific and thrives on dry 

 sandv hills. It furnishes the l^ulk of the Ijlueberries found in the 

 eastern marl-cets. When mo\\"n down or burned, tlie new erect 

 shoots produce, the following }-ear, a long spike-like mass of 

 bloom and fruit which may be stripped off by handfuls. 

 Because of its character, and early ripening habit, it is known on 

 the blueberry plains as "earh' sweet" or "low sweet." 



V. FKNSSYLV,\NICU-M. 



V. nig-rum, Brittoo, (Low Black Blueberry) 



Britton, Mem. Torr. Club 5 : 252, 1894. 



{Synonym: F. Pcuns\lvam:iim var. nigrum, Wood, Bot. and 

 Flor. 199, 1873.) 



