Original Description:The Cactaceae 4
p.55 - Britton & Rose (1920)
Plants often solitary, perhaps also cespitose, globose to short cylindric, very spiny; tubercles short, usually hidden by the spines; radial spines numerous, spreading; central spines several, longer than radials, usually brown or black in upper part; flowers small, 1 to 1.5 cm long, purple; outer perianth-segments broad, often rounded at apex with ciliate margins; inner perianth-segments pointed.
This icon appears next to images that have been 3rd party verified. Click Here to learn more. Click any picture below to enlarge.
This icon appears next to images that have been 3rd party verified. ;)
;)
;)
;)
;)
;)
;)
;)
;)
