The USDA National Clonal Germplasm Repository in Corvallis, Oregon maintains, among other things, the world collection of Ribes cultivars as well as their wild counterparts. The genus Ribes includes currants, gooseberries, and jostaberries (a black currant-gooseberry cross). Ribes species are native to the Northern Hemisphere, and in cooler, shorter-growing-season climates such as Canada, the United […]
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