Soehrensia walteri
Soehrensia walteri is a species of Soehrensia found in Argentina.
Description
Soehrensia walteri typically forms groups of spherical, green shoots, each up to 16 cm in diameter and height. It has about eleven ribs, each 1.5 to 2.5 cm wide, with whitish areoles. From these areoles, 5 to 15 flexible, needle-like yellow spines emerge, each 1 to 2.5 cm long.The bell-shaped, yellow flowers are slightly fragrant and appear from the youngest areoles near the shoot apex, opening during the day. They are 7.5 to 9 cm long and up to 9 cm in diameter. The spherical, greenish-yellow fruits are 1.7 to 2 cm long and 2 to 2.5 cm in diameter.