23- 
UNIVERSITY OF FLORIDA 
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3 1262 09241 8077 
Coryohgjitha ( Ne omar'ini 1 1 ar i a ) valid; 
Dietr. 
Ec hi no cactus grusoni Hilda. 
Eclii no cactus horizonthalonius Lcm. 
Zchinoccrcus conglomeratus Eorst. 
Zchinocereus delaeti G-urke 
Z chi noc e reus pectinatus Engelm. 
Echinocereus rifiidis sinus Engelm. 
G-rusonia bradtiana (Coulter) 
Brit, and Rose 
(Opuntia cerci forms Webber) 
L eucli t e nb e r gi a -princi-pis ' 
Hook. & Fisch. 
Lophouhora williar.isi Coult. 
Neomaomillaria Candida Scheidw. 
[eolloydia ( Echi no cactus ) 
Obregonia denegri Eric. 
Opuntia nicrodasys Lehm. 
Pachycereus chrysor.iallus Brit. 
and Rose 
Pelecyphora asellifomis Ehrb . 
Soli sia pectinata Stein. 
The loc actus ( Schinocactus ) 
bicolor - tricolor G-aleotti. 
The 1 oc actus ( Echinoc actus ) bi - 
color-bolansis G-aleotti. 
Thelocactus heterochror.ius Webber 
