[Rubus americanus var. diversifolius (H.L?.) Matsum., moreRubus americanus var. japonicus (Maxim.) Koidz., Rubus pseudojaponicus var. diversifolius (H.L?.) Koidz., Rubus triflorus var. diversifolius H.L?., Rubus triflorus var. japonicus Maxim.]
Japan Flora: Pubescent unarmed herb closely resembling the preceding species, the shoots more slender; stipules acute to subacute; calyx-lobes reflexed; petals narrowly ovate, white, about 10 mm. long; stones indistinedy rugose. May-Jnly. Woods in high mountains.