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 victoris one or two flowers hanging from the branches. Each flower has five reflexed sepals which are white with a pink blush at the bases around a central corolla of white petals. The whitish stamens and stigmas protrude from the center. The fruit is a yellow berry about a centimeter wide which is covered in glandular bristles. Ribes victoris Ribes victoris is an uncommon North American species of currant known by the common name Victor's gooseberry. It is endemic to California, where it grows in the chaparral and woods of canyons in the San Francisco Bay Area and counties to the