Family: Cactaceae
bishop's cap cactus, more..., bishop's miter cactus, star cactus, (spanish: birrete de obispo, bonete, peyote cimarrón, mitra)
[Astrophytum columnare (K. Schum.) Sadovsky & Schütz, more..., Astrophytum myriostigma var. potosinum (Kanfer) Borg, Astrophytum myriostigma var. tulense (K. Kayser) Y. Itô, Astrophytum tulense (K. Kayser) Sadovsky & Schütz]
![Astrophytum myriostigma image](http://calphotos.berkeley.edu/imgs/512x768/0000_0000/0111/0181.jpeg)
Barry Rice