Xerophyte

中刺

2 pure white or white with dark tip that protrude far out from the rest, straight or slightly curved, 2 to 4 cm long (or more).

描述

标准的 Mammillaria geminispina var. nobilisSN|14011]]SN|14011]] 是一种极易丛生的植物，可形成直径30至90厘米的垫状株丛。它因茎上密集的白色刺和绒毛而闻名，是仙人掌中最著名的种类之一。其美丽的冠状变型会发育成巨大的脑状半球形垫丛，老年的冠状植株极具收藏价值。

疣突

Rounded with latex. Axil

花

Campanulate, pinkish to carmine red, with darker midveins, to 20 mm long and in diameter usually in a ring in the growth of the previous year but sometime more randomly over the body. If grown from seed, M. geminispina can take seven to eight years before flowering.

辐射刺

16 to 20 chalky white, interlacing up to 7 mm long.