"idaeus" (or "Rubus idaeus" var. The larvae feed on "Rubus fruticosus" and "Rubus idaeus". The larvae feed on "Rubus idaeus" and "Rubus fruticosus". Young roots of "Rubus idaeus" prevented kidney stone formation in a mouse model of hyperoxaluria. A closely related plant in North America, sometimes regarded as the variety "Rubus idaeus" var. The Dewberry can hybridise with the raspberry ("Rubus idaeus") and the stone bramble ("Rubus saxatilis"). Prunus virginiana, Rubus idaeus and another unknown Rubus species, Solanum tuberosum, Spiraea alba var.