==Taxonomy== The genus was first erected by Britton & Rose in 1922 in order to classify three uncomfortable species formerly placed in the genus Mammillaria (N. conoidea, N. ceratites, and N. grandiflora). A fourth species was added in 1923 (N. texensis). But it was not until 1948 that a fifth and final species was added by Backeberg (N. matehuale...
Found on
http://en.wikipedia.org/wiki/Neolloydia
(from the article `barrel cactus`) Neolloydia (14 species) is native to the southwestern United States and much of Mexico. Spiny and globose to cylindroid, Neolloydia species reach 40 ...
Found on
http://www.britannica.com/eb/a-z/n/25
No exact match found.
