12 
SHINER CACTUS NURSERY 
Flowers of Carnegiea 
gigantea 
Myrtillocactus geometrizans 
Lemaireocereus pruinosus. Pictured from 
Pan American Highway, Victoria. 
Lemaireocereus pruinosus 
Myrtillocactus geometrizans 
Right:— 
Machaerocereus gummosus 
photographed in Baja Cali¬ 
fornia. 
CERE AN AE— 
Carnegiea gigantea 
Lemaireocereus pruinosus—Victoria, Tamps, Mexico—Tall growing with definite trunk, many branches. Very prom¬ 
inent along Pan American Highway. Rooted cuts flower freely in cultivation. Used for fences. L. queretaroensis and L. 
griseus are climatic variations. Fruit good. 
Myrtillocactus geometrizans—Central Mexico. Treelike with definite trunk, much branched top; branches bluish green, 
usually 5 or 6 ribbed. Fruits to be found in all Mexican markets, known as “garambulas”. One of species prominent along 
Pan American Highway. 
Carnegiea gigantea—Arizona, S. E. California, Sonora, Mexico. Famed as the largest growing cactus native to the 
United States. In Mexico and South America there are many species which grow larger and heavier. Stem simple, upright 
with few lateral branches. Flower white, fruit edible. Reaches height of 30-35 feet. 
