Discocactus zehntneri
Discocactus zehntneri is a species of Discocactus found in Brazil.
Description
Discocactus zehntneri is a solitary cactus characterized by its dull-green, spherical or flattened spherical shape, growing up to tall and in diameter. It features 12 to 20 slightly tubercled ribs, each up to high, with areoles that are somewhat sunken into these ribs. The cactus boasts strong spines that are white or yellowish at the base, darkening at the tips, and turning to light brown or whitish towards the ends. These spines are downturned and densely packed, effectively hiding the plant's body from view. Notably, there is no central spine. It has approximately 11 radial spines that resemble combs and can reach up to in length. The cephalium, which is formed of cream to white wool and yellowish to brown bristles measuring up to long, can grow up to high and has a diameter of.The flowers of Discocactus zehntneri are slender and funnel-shaped, reaching lengths of up to. Its fruit is club-shaped, red, and can grow up to long.
Subspecies
Accepted subspecies:| Image | Subspecies | Distribution |
| Discocactus zehntneri subsp. alagoinhensis | Brazil | |
| Discocactus zehntneri subsp. boomianus | Brazil | |
| Discocactus zehntneri subsp. mirohalfarii | Brazil | |
| Discocactus zehntneri subsp. zehntneri | Brazil |