446 Miscellaneouc Intelligence. 
works of the author. . 
t the Cereus Greggii; by Dr. Enceimann.—[The following 
observations, were sent in as a substitute for a sentence on page 339, 
examination. My collection under study includes about 12 species of 
“Mamillaria, 8 Echinocacti, 12 Cerei and 12 Opuntize, most of which 
St. Louis, Sept. 7th, 1852. 
