. Desert botanical laboratory of the Carnegie institution. Desert Botanical Laboratory of the Carnegie Institution; Botanical laboratories. Carn. Inst. \\' \sii. Pub'n 6. Saguaro or giant cactus ( Cereus. giganteus) near Tucson, Arizona. About 40 feet high. Birds nest in the cavities of the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Coville, Frederick V. (Frederick Vernon), 1867-1937; MacDougal, Daniel Trembly,

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. Desert botanical laboratory of the Carnegie institution. Desert Botanical Laboratory of the Carnegie Institution; Botanical laboratories. Carn. Inst. \\' \sii. Pub'n 6. Saguaro or giant cactus ( Cereus. giganteus) near Tucson, Arizona. About 40 feet high. Birds nest in the cavities of the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Coville, Frederick V. (Frederick Vernon), 1867-1937; MacDougal, Daniel Trembly, 1865-1958. Washington, U. S. A. , The Carnegie institution

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Keywords: ., bookauthormacdouga, bookcentury1900, bookdecade1900, bookyear1903