Blackcurrant name is derived from "Ribes nigrum") and similar fruit syrups and juices. Raw blackcurrants are 82% water, 15% carbohydrates, 1% protein and 0.4% fat (table). Per 100 g serving providing 63 kilocalories, the raw fruit has high vitamin C content (218% of the Daily Value, DV) and moderate levels of iron and manganese (12% DV each). Other nutrients are present in negligible amounts (less than 10% DV, table). Polyphenol phytochemicals present in the fruit, seeds and leaves, are being investigated for their potential biological activities. Major anthocyanins in blackcurrant pomace are delphinidin-3-"O"-glucoside, delphinidin-3-"O"-rutinoside, cyanidin-3-"O"-glucoside, and cyanidin-3-"O"-rutinoside, which are retained in
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