40 
Knickerbocker Nursery 
Left—Opuntia invicta 
Right—Opunta erinacea cristata 
O. leptocaulis. S. W. U. S. Slender easily detachable 
joints. Has lovely red fruit that give the plant the 
appearance of a holly bush. 
O. ( Tephrocactus ) la go pus. Beautiful S. Amer. covered 
with yellow wool. Grafted plants ...50c to $1.00 
O. mammillata. Very tubercled. Arizona. 
O. ovata cespitose. Yellowish green. Argentina. 
O. parrishi. S. Calif, and Ariz. A creeping, clavate plant. 
The new growth in the spring is very beautiful. 
Numerous flat, white spines. 
O. parryi. Light brown wool. Yellow spines. Yellow 
fls. Cal. 
O. prolifera. San Diego. Vicious cholla with easily de¬ 
tached joints. 
O. ( grusonia) rosarica __....2 5c to 50c 
O. salmiana. Brazil, Paraguay, Argentina. Slender, pur¬ 
plish stems. Fls. pale yellow to white. Fruits scarlet, 
persistent, proliferous. Charming. 
O. ( grusonia ) santa maria ..2 5c to 50c 
O. schotti. White spines, yellow flowers. Tex. 
O. serpentina. Prostrate, yellowish brown spines, greenish 
yellow fls. San Diego. 
O. spinosior. Ariz. Short spines, gray to brownish. Fls. 
purple, pink, yellow, white. 
O. stanlyi. Strongly tuberculate, spines reddish brown, 
flowers yellow. N. Mex. __....2 5c 
O. strobiliformis ____50c 
O. subulata. Argentina. Different from any native 
Opuntia. Round stems, pronounced, long, conic 
leaves. 
O. teres. S. Amer. Attractive crimson fls. 
O. tesajo. Lower Calif. Slender; long sheathed spines. 
O. tunic at a. Central Mexico, Ecuador, Peru, Chile. Very 
beautiful with white, sheathed spines (sometimes 
dark red.) 
O. restita. S. Amer. Slender stems covered with soft, 
white hairs. New growth has long, narrow, terete 
leaves. Rare. Cuts_10c; Rooted plants 25c 
O. vivipara. Bluish green, yellow wool. Purplish flowers. 
Ariz. 
O. weberii. Densely spined, yellow flowers. Argentina. 
O. ( grusonia) urightiana ___2 5c to 50c 
O. whipptei. Ariz. to Colo. Light spine sheaths, fls. 
yellow. 
O. Dark red flowered one. Mexico. 
