View of a dense community of what appear to be catclaw and western honey mesquite lining the channel of Cave Canyon. Grand Canyon National Park, Mohave County, Arizona. 1923.

Album caption and index card: What appear to be catclaw and western honey mesquite form a dense community lining the channel of Cave Canyon which enters the Grand Canyon from the left bank 441.3 kilometers below Lees Ferry. This community merges with the flood-line community of the Colorado River valley. There is apparently a moist area in a travertine deposit on the bank opposite the mouth of Cave Canyon which supports a low growth of plants that extends to the edge of the river. The slopes near the camera station are dominated by creosote bush and white bursage. (Altitude 280 meters). Grand Canyon National Park. Mohave County, Arizona. October 15, 1923. (Photo no. 761 by E.C. LaRue). Portion published as Figure 73A in U.S. Geological [...]