Accepted name: Micranthocereus polyanthus
Shrub to just over 1 m tall with branches from the stem bases. Ribs 14-20. Areoles well separated, central spines with 1-3 larger and up to 3 cm long, yellowish to brown; radial spines mostly 20-30; cephalium lateral, woolly white and with bristly spines. Flowers with perianth segments more or less erect. Fruit pinkish red.
E Brazil (Bahia)
Source: (1997). Cactaceae. In: . Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.