The 'pentalophus' subspecies has stem that can be either prostrate or erect having 3 to 5 ribs and 3 to 7 spines per areole. It is the mo...Read Morest common. The stems are slightly thicker and lighter green than the subspecies 'procumbens'.
The 'leonensis' subspecies has erect stems with 6 to 8 ribs and up to 9 spines per areole and is thicker than the other subspecies..
The 'procumbens' subspecies has stems that are semi-prostrate and thinnest of all the subspecies; a deeper green in color; with 4 to 5 ribs and 5 to 7 spines per areole.
The flowers on all subspecies are Bright pink & magenta with white or yellow throats.
The 'pentalophus' subspecies has stem that can be either prostrate or erect having 3 to 5 ribs and 3 to 7 spines per areole. It is the mo...Read More