Actinidia five small petals. Most of the species are dioecious with separate male and female plants, but some are monoecious. The fruit is a large berry containing numerous small seeds; in most species, the fruit is edible. In particular, this genus is known for the species "Actinidia deliciosa", the kiwifruit or Chinese gooseberry, and for the hardy ornamental "A. kolomikta". "Actinidia" macrofossils have been recovered from the late Zanclean stage of Pliocene sites in Pocapaglia, Italy. The 40–60 species of "Actinidia" include: Kiwifruit is a cultivar group of "A. deliciosa", and hardy kiwi is the species "Actinidia arguta", which has small
Gooseberry "kruisbes" or the allied German "Krausbeere", or of the earlier forms of the French "groseille". Alternatively, the word has been connected to the Middle High German krus (curl, crisped), in Latin as "grossularia". However, the "Oxford English Dictionary" takes the obvious derivation from "goose" and "berry" as probable because "the grounds on which plants and fruits have received names associating them with animals are so often inexplicable that the inappropriateness in the meaning does not necessarily give good grounds for believing that the word is an etymological corruption". The French for gooseberry is "groseille à maquereau", translated as "mackerel berries",