Micranthocereus flaviflorus

Description

Micranthocereus flaviflorus is a species of plant in the genus Micranthocereus in the cactus family (Cactaceae). The specific epithet refers to the yellow flowers. Micranthocereus flaviflorus grows branching from the base with columnar bluish-green shoots and reaches heights of growth of up to 75 centimeters. The shoots have a diameter of up to 4 centimeters. There are about 16 slightly tuberculated ribs. The oval areoles are covered with white wool, which later turns gray, and hair up to 1 centimeter long. The yellowish-brown thorns that emerge from them turn dirty white with age. The approximately 9 central spines are between 0.6 and 1.3 centimeters long. The central central spine is more robust and is up to 2 centimeters long. The numerous translucent radial spines are up to 5 millimeters long. The cephaliumconsists of white wool and hair-like spines that are up to 1 centimeter long. The tubular flowers are red to pinkish red to bright cream or yellowish. They are up to 1.8 centimeters long and have a diameter of 6 millimeters. The berry-like, bright red fruits are 7 to 8 millimeters long and have the same diameter.