Rubus phoenicolasius is a shrub to 2 m tall; stems arching, densely red-hairy, sticky, with a few prickles.
Leaves alternate, 3-parted, densely white wooly below.
Flowers white, sepals red-hairy; inflorescence branched.
Fruit about 1 cm wide, of numerous 1-seeded red, fleshy, translucent drupes; detaches from base when ripe; bird dispersed.
Wetland status: NL.
Frequency in NYC: Frequent.
Habitat: Part-shade, second growth woods, edges, fill. Invasive, displacing native shrubs and herbs.