(Mammillaria geminispina)
ammillaria elegans is a species of cacti in the subtribe Cactinae. It is native to Mexico.Mammillaria elegans A.P. de Candolle 1828. is a 'nomen confusum' (confused name) also applied to Mammillaria haageana ssp elegans and refers both to Mammillaria geminispina with latex in the stem (subgenus Mammillaria section Hydrochylus series supertextae ) and to Mammillaria haageana, without latex in the stem (subgenus Mammillaria, section Galactophylous, series Leucocephale) Habit: Solitary, seldom branching cactus