44 
Knickerbocker Nursery 
Rebutia miniscula 
R. pygmea (Lobivia). Argentina. A purplish colored little 
column with purple fls. Small grafted.25c 
R. senilis. Bright red fls. and white pistils. Bristle-like spines. 
Small grafted .45c 
var. breviseta. White bristles. Small grafted.45c 
var. steumeriana. Setaceous white to gray spines. Very 
good. Small grafted.45c 
R. spegazziniana. Fls. blood-red, large. Small grafted.75c 
R. steinmanni. Bolivia. Small grafted.25c 
R. violaceiflora. Small grafted .50c 
R. xanthocarpus var. citracarpa. Large ruby fls. Small grafted. 
.35c to 50c 
Rhipsalis penduliflora. New and Old World Tropics. "The 
Rice Cactus.” An unusual plant good for hanging baskets. - 
.15c to 50c 
Roseocereus tepbracanthus .50c 
SELENICEREUS 
The Selenicerei are slender climbers. The flowers are white and 
in some varieties are as large as a dinner plate. Nocturnal. 
S. boeckmanii .35c 
S. grandiflorus. Mexico. Handsome, fragrant fls.50c 
5. bamatus (rostratus) . Mexico. A curious one that looks as 
if it were growing upside down. Blooms very beautiful and 
fragrant.25c to $1.00 
S. macdonaldiae. Uruguay. Lovely big blooms.15c to 50c 
S. murillii .25c 
S. nelsonii . $1.00 
S. pseudospinulosus .35c 
S. pteranthus. Mexico. Large fls. with delicate fragrance. One 
of the very best. Bluish green to purple stems.25c to 50c 
S. spinulosus .35c 
S. vagans. Mexico. Slender, climbing.15c to 35c 
Strombocactus discijormis .$1.00 
S. scbmiedickianus .$1.00 
S. pseudo-macrobele. Dwarf.$1.00 
STENOCACTUS (ECHINOFOSSULOCACTUS) 
An interesting Mexican genus, the plants having numerous ribs 
(from 10 to 122) usually wavy. Require calcareous soil. 
Stenocactus acroacantbus. Average 3 in.$1.00 
S. anjractuosus. About 35 ribs. S. 25c.$1.00 
S. arrigens .$1.00 
S. bicolor. Flat spines; ribs 33. S. 25c.$1.00 
S. carneus. Few long spines; ribs 34. S. 25c.$1.00 
S. coptonogonus .$1.00 
S. crispatus. Spines light. Ribs about 25 ; fls. purple. S. 25c,. $1.00 
S. densispinus .$1.00 
S. esperanzensis. Small; ribs about 51. S. 25c.$1.00 
S. flavispinus. Long, light spines; ribs 30. S. 25c.$1.00 
S. flexispinus .$1.00 
S. gladiatus .'.$1.00 
S. grandicornis. Ribs 34 to 35. Fls. whitish purple. S. 25c..$1.00 
S. grisacanthus. Light, slender spines. Ribs 34. S. 25c.$1.00 
S. bastatus .$1.00 
S. lammellosus. Few ecru spines. One spear-like standing 
straight up. Ribs 30. S. 25c.75c to $1.00 
