Mammillaria luethyi f. aurata
Mammillaria luethyi f. aurata
Family
Cactaceae
Genus
Species
Mammillaria luethyi f. aurata
Author
hort.
Chinese genus
乳突球属
Chinese name
-
Accepted
DescriptionEdit description
Habit
Solitary or clustering.
Seeds
Black.
Roots
Fleshy tap root, largely exceeding the dimension of the tiny stems.
Tubercles
Dense, erect, slender, cylindrical. The axil is slightly bristly.
Flowers
Large, 15-25 cm wide and long, rich magenta with a white throat.
Forma Aurea
The schizochromic form (Mammillaria luethyi f. aurataSN|11876]]SN|26146]]) has pale yellow stems due to the absence (or reduced production) of chlorophyll pigments
Spines
Short, minuscule, as many as 80, soft and white, not prickly, in several series, erect to radiating, forming a dense, flattened cluster 1-2 mm in diameter
Stem
1.5 cm in diameter (Up to 4 cm in cultivation), flattened sub-globose, very dark-green almost black.
Fruits
4 to 5 mm in diameter, sunken in the stem, globose, yellow-green to reddish-green.