Mammillaria albiflora has been known to collectors for over 70 years, but is still a thought-after plant. It comes from Mexican state of Guanajuato, from altitude over 2000 m. That in tropical climate usualy means milder (read 'cooler') climate with possibly more precipitation than in the valleys. Mammillaria albiflora is a very small plant in the wild, and still small in collections. It is also slow from seed. The plant in my picture is grafted on Trichocereus hybrid stock. This way it…
