lo·gan·ber·ry 
(lōgən-bĕr′ē)
(lōgən-bĕr′ē)n.
1. A trailing, prickly plant (Rubus ursinus var. loganobaccus) developed in California possibly as a hybrid between a blackberry and a raspberry, cultivated for its edible fruit.
2. The tart red fruit of this plant.
[After James Harvey Logan (1841-1928), American jurist and horticulturist.]