Currant

Black currant,a shrub or bush (Ribes nigrum and R. floridum) and its black, strong- flavored, tonic fruit. -- Cherry currant, a variety of the red currant, having a strong, symmetrical bush and a very large berry. -- Currant borer (Zoöl.), the larva of an insect that bores into the pith and kills currant bushes; specif., the larvae of a small clearwing moth (Ægeria tipuliformis) and a longicorn beetle (Psenocerus supernotatus). -- Currant worm (Zoöl.), an insect larva which eats the leaves or fruit of the currant. The most injurious are the currant sawfly (Nematus ventricosus), introduced from Europe, and the spanworm (Eufitchia ribearia). The fruit worms are the larva of a fly (Epochra Canadensis), and a spanworm (Eupithecia). -- Flowering currant, Missouri currant, a species of Ribes (R. aureum), having showy yellow flowers.