San Diego, California 39 

O. robustus. ‘“Dinnerplate.” Large, round bluish pads. 
O. rufida. Texas and Mexico. Like microdasys but the 
spines are auburn and more widely spaced. A per- 
fect harmony of color are those rich hues on a dark, 
green ground. 
O. santa-rita. Arizona. Purplish pads in winter. Sage 
green in growing season. Flowers golden yellow, 
as large as a water lily. 
. scheeri. Mexico. Almost covered with yellow, hair- 
like spines. Fls. yellow. Handsome. Cuts_.._._- 15c 
miscpeeri.) -W hite (spines. . hare, ese 2 Pa Ye 
oud ersTOMIiNids ee ee ee ee ee 
. sulphurea. Argentina. Strikingly handcome. Cuts. 
velutina. Pads pubescent. 
OO 767 OeO 
OREOCEREUS 
Wooly, columnar South American Cerei, sometimes mistaken 
for the “Old Man Cactus.” 
Oreocereus celsianus. Bolivia. Brownish spines, long, wooly 
halrs#-Ois COD = 2a: eae Se a rel ee oa Z5¢ to. $2.50 
O. fossulatus. Argentina. Long, white wool and long 
yellow spines: “A fine Gerensa= = oe es 50c to $5.00 
O. trolli. The hairiest of the three Oreocereus listed here. 
Exceptionallyw beautitul eee Ae 25c to $2.50 
PACHYCEREUS 
P. marginatus. Mexico. “Organ Cactus.” Smooth, green 
columns, usually 4 to 7 ribs with small spines 
regularly spaced on them. Used as hedges in 
WiexaC OF i oe kes See 2 hy ee $1.00 to $10.00 
P. pecten-aboriginum. Mexico giant. $1.00 
P. pringlei. Lower Calif. and Mexico. Similar to the 
Carnegiea gigantca but slenderer when young. One 
OL sthew verve: largest. -cactts. =e nee $1.00 to $2.00 
Parodia. S. Amer. genus of great interest and beauty 
of spine and flower. 
P. aureispina. Golden spines, yellow flowers__..20c to $1.00 
P. chrysacanthion. Straight, golden spines... 35c to 50c 
P. maassi. Orange brown curved spines. 3 in... $1.00 
P. nivosa. White spines with red flowers. Gft.... $2.00 
Peniocereus greggi. The strange night bloomer of the 
S. W. Enormous tuberous roots; slender, ribbed stems; 
bigs winitectisy Growsine  siad ere es ee $1.00 
PERESKIA 
Pereskiae are the first form in evolution from other 
plants to Cacti. Cuts only for sale, easily rooted. 
P. godseffiana. The most beautiful one in coloring of 
the leaves. Supposed to have been a sport and to have 
Originated in Australia. A fine hot house plant. Plants 50c 
P. pereskia (aculeata). Tropical Amer. A vine looking 
like a bougainvillea but a true Cactus. Very sweet, 
creamy, waxen fls. Rapid grower. Cuts, 10c; plants__.20c 
PsSacharosde «Cuts sees oe 5 eg a ee 10c 
The Pereskiopsis are the second step in evolution in 
Cacti. 
Pereskiopsis chapistle. Branching with fleshy leaves and 
yellow flowers and red fruit. Mexico. Cuts... 25c 
Ps de Great tess Cats seeks eee Bs ee eee ee 50c 
P. porteri. Lower Calif. and Mexico. Waxen yellow 
blooms, orange fruit, thick leaves, sprawling. Cuts_...20c 
Rathbunia Alamosensis. Cereus like plant from Alamos, 
Mex. Red fis. Large, flowering size__.__._-_-_-_—==—=—s$1.00 
