The subspecies 'aureiceps' has flowers that range from dark pink to red. It has roughly 25 gold-yellow radial spines and 4-7 central spin...Read Morees per areole.
The subspecies 'pringlei' has deep magenta flowers. It has 18-22 yellow radial spines and 4-7 golden yellow central spines, slighly curved inward and longer than the other subspecies.
The subspecies 'rhodantha' has 17-24 almost translucent clear white radial spines and 4-7 reddish to red-brown central spines curved inward slightly which are longer than the other subspecies. The flowers are a deep purple-pink.
The subspecies 'fera-rubra' has 15-18 white radial spines and reddish brown central spines that are shorter than the 'rhodantha' subspecies. Flowers range from dark pink to red and are smaller.
The subspecies 'mccartenii' has 13-15 radial spines and 4-5 reddish brown central spines that are shorter than the 'rhodantha' subspecies.
The subspecies 'mollendorffiana' has 24-28 radial spines and 4-7 central shorter brownish-red central spines. Flowers range from dark pink to red and are also smaller than the other subspecies.
The subspecies 'aureiceps' has flowers that range from dark pink to red. It has roughly 25 gold-yellow radial spines and 4-7 central spin...Read More