DE LA FAMIÉLÉE!DES CACTÉES. F15 
B. spiralis, costis spiraliter contortis dextrorsis. In Mexico. Coulter, 
n° 99. An var. @ status senior. 
E? cererrormis, subcylindraceus viridis, costis 13 compressis ,Sinu 
acuto, cristà subobtusà, fasciculis in quaque cost 3 , areolà sub- 
velutinà, aculeis subgriseis rigidis tenuibus, r ‘centrali réclo, 7 
radiantibus. B in Mexico: Coulter. Specimén'mancum , 4 poll. lon- 
gum. An Cereus quidam junior ? 
E. raucescens, subgloboso-depréssus, glaucescens, costis 11-15 ver 
ticalibus compressis, obtusis, fasciculis cujusque costæ 6, areolà 
ovali-oblongä juniore densè velutinà , aculeis flavis recti$, 6-7 ra- 
diantibus et r centrali. P in Mexico. Coulter. Flores in apice cu- 
jusque costæ solitarii antè fascieulos orti. Cal. squammæ imbricatæ, 
læves, ovales, acuminatæ, margine membranaceo ciliolatæ.PI. 3 poll: 
alta, 5 poll. diam. Fasviculis intervalle semi-pollicari. Aculei poili- 
cem longi. ) 
E. Hisrix, subgloboso-depressus, virescens, costis 13-18 vertica- 
libus , sinu et costâ acutis, fasciculis cujusque costæ 3, areol4 ovali 
juniore velutinà , aculeis flavidis rigidis , 7-8 radiantibus, 1 central 
erecto cæteris duplù ferè Jongiore. B in Mexico. Coulter, n° 43. PE. 
5-8 poll. diam., 3-4 poll. alta. Aculeï pollicem long, ses bi- 
pollicaris. Fasciculi intervallo 12-18 lin: 
E. crisparus. (DC. Prod: 3, p.467). Costarummumerus variat 30-60. : 
B. horridus, fasciculis approximatis, aculeis validioribus mais 
erectis longioribus Hire D in Mexico. Coulter. 
CEREUS. 
C?micracanTaus, basi multiplex, ovato-oblongus, subvirens,obtusus, 
costis 15 verticalibus subobtusis, sinu jato vix acuto, fasciculis ap- 
proximalis, areolà tomentosà , aculeis 9 brevibus setaceis divergen- 
tibus. p in Mexico. Coulter, n° 56. An fortè Echinocacti species ? Cau- 
lis vix pollicem longus et crassus. 
C. poryropaus, simplisimus, erectus, viridis , cylindricus, costis 
