[2] Matucana weberbaueri usually grows solitary with spherical to somewhat cylindrical, green shoots and reaches a height of up to 20 cm (7.9 in) with a diameter of 12 cm (4.7 in).

The egg-shaped, red and green fruits reach a diameter of 8 mm (0.31 in).

[3] It is endemic to the south of the department of Amazonas at Otuzco on the west bank of the Río Marañón at Balsas at an altitude of 2000 to 2100 meters.

The first description as Echinocactus weberbaueri was in 1913 by Friedrich Karl Johann Vaupel.

[5] Synonyms are Submatucana weberbaueri (Vaupel) hort.