Santa Rita Experimental Range
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Photo Station #287



SEP19480 1948 1

Photo Archive No. 287.1.1948

A48-246. Photo station 287, pasture #2, looking south. Scattered clumps of Ber, Tca, and few others. Few annuals. Very poor growth and much of Ber and Tca appears dead.

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SEP19870 SEP 1987 1

Photo Archive No. 287.1.1987.09

PS-287. Azimuth 176. Sept. 22, 1987. RFB. Canon AE-1 camera. 35mm WA lens. Robert F. Buttery.

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MAY20001 MAY 2000 1

Photo Archive No. 287.1.2000.05

PS 287. May 1, 2000, 10:10 a.m. Facing south. Azimuth 176.Pasture 21. ASA 135, Plus X film. 35mm lens focal length. 20' off south side of road, right off edge (between PS 304 and PS 127); fencepost laying in trees; orange rebar put into prickly pear. Mesquites are alive. Some burroweed, Eragrostis lehmanniana, one Boer's lovegrass plant. M. McClaran.

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287_1_2007_03 MAR 2007 1

Photo Archive No. 287.1.2007.03

PS. 287. 28 March 2007. Facing south, Azimuth 176. Pasture 21. Elevation 1238 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Painted rebar present 4 m south of Road 411, camera above. Mesquite alive. About 25% burroweed are dead. Cholla and barrel cacti present. Lehmann lovegrass dominant with black grama and threeawns, cottontop under larger mesquite. Compared to 2000, less grass and burroweed, but more prickly pear now. M. McClaran photographer, A. Nafus assistant.

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287_1_2012_03 MAR 2012 1

Photo Archive No. 287.1.2012.03

PS. 287. 12 March 2012, 1:30 PM. Facing south, Azimuth 200. Pasture 21. Elevation 1230 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Painted rebar present 4 m south of Road 411, camera above. Mesquite alive, and some 2011 leaves are still green. Many burroweed skeletons. Cholla and barrel cacti present. Lehmann lovegrass dominant grass, also cottontop, bush muhly, plains bristlegrass, tanglehead and black grama under large mesquite in distant center. One dead barrel cactus in right midground, and one Boers lovegrass in bottom right of image. Compared to 2007, much more grass and prickly pear now as well as continued decline of burroweed. M. McClaran photographer, A. Dalke and K. Hawkes assistants.

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SEP19481 1948 2

Photo Archive No. 287.2.1948

A48-247. Photo station 287, pasture #2, looking southwest. Scattered clumps of Ber, Tca, and few others. Few annuals. Very poor growth and much of Ber and Tca appears dead.

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SEP19871 SEP 1987 2

Photo Archive No. 287.2.1987.09

PS-287. Azimuth 236. Sept. 22, 1987. RFB. Canon AE-1 camera. 35mm WA lens. Robert F. Buttery.

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MAY20002 MAY 2000 2

Photo Archive No. 287.2.2000.05

PS 287. May 1, 2000, 10:10 a.m. Facing southwest. Azimuth 236. Pasture 21. ASA 135, Plus X film. 35mm lens focal length. 20' off south side of road, right off edge (between PS 304 and PS 127); fencepost laying in trees; orange rebar put into prickly pear. Broken branches on largest tree. Eragrostis lehmanniana, prickly pear, burroweed. M. McClaran.

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287_2_2007_03 MAR 2007 2

Photo Archive No. 287.2.2007.03

PS. 287. 28 March 2007. Facing southwest, Azimuth 236. Pasture 21. Elevation 1238 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Painted rebar present 4 m south of Road 411, camera above. Mesquite alive. About 50% burroweed are dead. Prickly pear and barrel cacti present. Lehmann lovegrass dominant with black grama and Boer’s lovegrass in open; cottontop and Setaria under larger mesquite. Compared to 2000, less grass and burroweed, but more prickly pear now. M. McClaran photographer, A. Nafus assistant.

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287_2_2012_03 MAR 2012 2

Photo Archive No. 287.2.2012.03

PS. 287. 12 March 2012, 1:35 PM. Facing southwest, Azimuth 255. Pasture 21. Elevation 1230 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Painted rebar present 4 m south of Road 411, camera above. Mesquite alive, and some 2011 leaves still present and green. Many burroweed skeletons. Prickly pear and barrel cacti present. Baccharis under large mesquite. Lehmann lovegrass dominant with black grama, cottontop and Boers lovegrass in open; cottontop and plains bristlegrass under larger mesquite. Compared to 2007, more grass and prickly pear now, and continued decline of burroweed. M. McClaran photographer, A. Dalke and K. Hawkes assistants.

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Last updated - August 2012
Mitchel McClaran - mcclaran@u.arizona.edu