Santa Rita Experimental Range
Repeat Photography

Photo Station #055

Photo Archive No. 55.1.1935.07

Perm. No. 328706. Temp. No. 1905. Photo Station #55. Taken just south of Florida Canyon along the east boundary fence of pasture 19 looking north. On the left moderately grazed foothill range with slender grama, spruce-top grama, and calliandra showing vigorous growth. On the right very closely grazed range has practically eliminated all grasses and even calliandra is largely gone. Photo by S.R.E.R. Cribbs & Culley, July 1935. 104-C.

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Photo Archive No. 55.1.1951.10

PS 55. B-51-48. On fence between Past 8 and outside. Looking ne. 40-22-13-3/4". Repeat of 328706. Bohning, SRER. 2 Oct 1951.

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Photo Archive No. 55.1.1986.10

PS 55. Approx. Azimuth 38. Oct. 23, 1986. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery. Not exact field of view as in earlier photos.

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Photo Archive No. 55.1.2000.05

PS 55. May 17, 2000, 9:15 a.m. Facing northeast. Azimuth 38 (approx). Pasture 8. ASA 135, Plus X film. 35mm lens focal length. Marked post in fenceline on hill south of road. At base of mesquite in fence is a barrel cactus; calliandra, ratany, mimosa. Under trees are sideoats, cottontop, calliandra. Eragrostis lehmanniana, occasional slender grama, beardgrass, sprangletop. M. McClaran.

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