Jostaberry Jostaberry The jostaberry ("Ribes" × "nidigrolaria") is a complex-cross fruit bush in the genus "Ribes", involving three original species, the black currant "R. nigrum", the North American coastal black gooseberry "R. divaricatum", and the European gooseberry "R. uva-crispa". It is similar to "Ribes × culverwellii", the Jochelbeere, which is descended from just two of these species, "R. nigrum" and "R. uva-crispa". The cultivated plants are tetraploid. They are descended from two separate first-generation crosses, both of which produced very few fruit. Fertile tetraploids were produced using colchicine. The name "Jostaberry" was created via combining the German words for blackcurrant and
Ribes sericeum Ribes sericeum Ribes sericeum is a species of currant known by the common name Lucia gooseberry, or Santa Lucia gooseberry; its Latin epithet of "sericeum" means "of silk". It is endemic to California, where it is known only from the Santa Lucia Mountains along the Central Coast and an additional isolated population in Santa Barbara County. "Ribes sericeum" grows on streambanks in forests and scrub habitat. It is an erect shrub growing one to two meters (40-80 inches) tall, its stems densely hairy and covered in prickles and glandular bristles. Nodes along the stem bear three spines each which may