The stems display 10-11 ribs, measuring 2 cm wide, and exhibit obovate to round areoles, each 2-3 mm high and 0.7-1.2 cm wide, with yellow and gray tones.

Additionally, the areoles have 12-15 light brown radial spines, measuring 2 cm in length.

The fruits, measure 3 cm in length and 4.5 cm in diameter, are enriched with subulate scales, each 3 mm in size and abundant in brown and gray color hairs emerging from the axils.

[2] Leucostele pectinifera is native to Chile, specifically in Region IV of Coquimbo, and can be found at altitudes ranging from sea level to 500 meters.

[2] The species is named after the pectinate distribution of radial spines in adult areoles.