Soehrensia smrziana

Soehrensia smrziana is a species of Soehrensia found in Argentina.

Description
Soehrensia smrziana grows solitary or often forms clumps, reaching up to 0.5 meters in height and 1.5 meters in diameter. Its shoots are spherical to cylindrical or columnar, fresh green to gray-green, and initially prostrate before becoming upright. They can be up to 40 centimeters long and 20 centimeters in diameter. The plant has eleven to 13 broad ribs. It has seven to 14 spines that are whitish to golden brown, thin, piercing, and needle-like to bristly. The central spine is usually single and up to 3 centimeters long, while the radial spines are 1 to 2.5 centimeters long.

White flowers appear near the top of the shoot and are 13 to 17 centimeters long. The spherical, green-yellow fruits are very juicy and tear vertically, with a diameter of 2.5 to 4 centimeters.

Distribution
Soehrensia smrziana is found in the Argentine province of Salta at altitudes of 1500 to 2500 meters.

Taxonomy
Curt Backeberg first described the species as Echinopsis smrziana in 1936, naming it after Czech gardener and cactus enthusiast Oskar Smrz. In 1959, the species was reclassified into the genus Soehrensia.