(427) 
and Funston also report it from Surprise Canyon, in the Panamint 
Mountains. Lower Sonoran. 
4. EcHINOcACTUS POLYCEPHALUS Engelm. Pac. R. Rep. 4: 31. 
1856. 
Type locality: “Stoney and gravelly hills and dry beds of 
torrents from 20 miles west of the Rio Colorado to about 150 miles 
westward up the Mohave.” 
Distribution: From the vicinity of Victor, northward to the 
Inyo Mountains, and eastward to southwestern Utah and western 
Arizona. Lower Sonoran. 
Specimens examined: Barstow, Rose, 1908. 
4. CARNEGIEA. Giant Cactus. 
1. CARNEGIEA GIGANTEA (Engelm.) Britton & Rose, Journ. 
No Yi Bat. Gard. 9.1872) 1908: 
Cereus giganteus Engelm. in Emory, Notes Mil. Reconnois. 159. 
1848. 
Pilocereus Engelmannit Lem. Ill. Hortic. 9: Misc. 97. 1862. 
Pilocereus giganteus Haage & Schmidt, Cat. 230. 1898. 
Type locality: ‘Along the Gila River, about the middle of its 
course.” 
Distribution: The Giant cactus occurs through the southern 
part of Arizona and northern Sonora, and, according to Dr. D. T. 
MacDougal, it extends across the Colorado River into the borders 
of southern California in the vicinity of Ehrenburg. Lower 
Sonoran. 
5. BERGEROCACTUS. 
1. BercERocactus Emoryi (Engelm.) Britton & Rose, Contr. 
Nat. Herb. 12: 474. 1909. 
Cereus Emoryt Engelm. Am. Jour. Sci. II. 14: 338. 1852. 
Type locality: “In thick patches, on dry hills near the sea shore 
about the boundary line,”’ near San Diego, California. 
Distribution: Vicinity of San Diego, southward into Lower 
California. Lower Sonoran. 
Specimens examined: Tia Juana, Abrams 3473. 
