Ribes aureum Ribes aureum Ribes aureum, known by the common names golden currant, clove currant, pruterberry and buffalo currant, is a species in the genus "Ribes". It is native to Canada, most of the United States (except the southeast) and northern Mexico. The variety "Ribes aureum" var. "villosum" is sometimes considered a full species, Ribes odoratum. It belongs to the subgenus "Ribes", which contains other currants, such as the blackcurrant and redcurrant ("Ribes nigrum" and "rubrum"), and is the sole member of the section "Symphocalyx". "Ribes aureum" is a small to medium-sized deciduous shrub, tall. Leaves are green, with 3 or 5
Empetrum nigrum Empetrum nigrum Empetrum nigrum, crowberry, black crowberry, or, in western Alaska, blackberry, is a flowering plant species in the heather family Ericaceae with a near circumboreal distribution in the northern hemisphere. It is also native in the Falkland Islands. It is usually dioecious, but there is a bisexual tetraploid subspecies, Empetrum nigrum" ssp. "hermaphroditum, that occurs in more northerly locations and at higher altitude. Evolutionary biologists have explained the striking geographic distribution of crowberries as a result of long-distance migratory birds dispersing seeds from one pole to the other. The metabolism and photosynthetic parameters of "Empetrum" can be altered in