Ribes aureum where the fungus is active to prevent its spread. 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
Solanum nigrum varieties and forms described. The recognized subspecies are: 1. "S. nigrum" L. subsp. "nigrum" — glabrous to slightly hairy with appressed non-glandular hairs 2. "S. nigrum" L. subsp. "schultesii" (Opiz) Wessley — densely hairy with patent, glandular hairs The Solanum nigrum" complex — also known as Solanum" L. section "Solanum" — is the group of black nightshade species characterized by their lack of prickles and stellate hairs, their white flowers, and their green or black fruits arranged in an umbelliform fashion. The "Solanum" species in this group can be taxonomically confused, more so by intermediate forms and hybridization between the