Bulbous things with spines

[fivemack]

OK, they may have been an all-male group of bold botanic explorers who had been lost in the Mexican desert for months, but still 'mammillaire' is not immediately the first anatomical suggestion that that cactus brings to even my pure and innocent mind.

Comments

[papersky.livejournal.com]

The last time I was in there it was blossoming -- all the bulges were topped with little circlets of tasteful pink flowers.