Coryphantha macromeris

Standard Cyclopedia of Horticulture

Mammillaria macromeris, Engelm. Fig. 2314. Low, usually soon proliferous, dark green: tubercles large and long, loose and spreading, but often incurved; groove rather short: radials 10-17, weak, slender and spreading; centrals at maturity usually 4, somewhat stouter and much longer; sometimes more than 2 in. long: fls. purple, often 3 in. in expansion; petals erose, mucronate: fr. with several scales on the ovary. Along the Rio Grande from New Mex. to Texas. The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.