Santa Rita Experimental Range
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Photo Station #077



SEP19180 SEP 1918 1

Photo Archive No. 77.1.1918.09

Plate 7. Temporary No. 247. Permanent No. 39842A. Santa Rita Range Reserve, Ariz. About 200 yards north of pasture 4, north fence. Made by R.L. Hensel on 20 Sept 1918 at 4:50 pm. Using stop No. 45. Direction NW. Light clear 1 sec. Shows brush study plot no. BR2 at time it was first chart. To be used for purposes of comparison from year to year. Photo Sta #77. Compare 246584. 400-B.

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JUN19300 JUN 1930 1

Photo Archive No. 77.1.1930.06

Temp. No. 626. No. 246584. Showing stand of burro weed on browse plot (Br 2) just north of Pasture 14 to be compared with photograph No. 39842A taken in September 1918. Photo by Santa Rita R.R. 6-27-30. Photo Sta #77. Compare also 246583. 400-B. NOTE: Photo No. 246583 (Temp. No. 625) also archived under this number but not included on the web page is the same view.

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JUN19480 JUN 1948 1

Photo Archive No. 77.1.1948.06

6-48. A48-24. P.S. 77, repeat photo -- not much change except decrease in burroweed. SRER. Culley. 10H(3)b.

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NOV19500 NOV 1950 1

Photo Archive No. 77.1.1950.11

PS-77. M-645. 11/30/50. S.R.E.R. Photopoint 77, general view looking north showing changes in vegetation from previous photographs covering the same view.

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AUG19600 AUG 1960 1

Photo Archive No. 77.1.1960.08

T-269. P.S. 77. 6 Aug 60. 10H3b.

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APR19842 APR 1984 1

Photo Archive No. 77.1.1984.04

PS 77. Azimuth 360. April 11, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. f:11-16 1/125 20'. 12:30 P.M. Robert F. Buttery.

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JAN19883 JAN 1988 1

Photo Archive No. 77.1.1988.01

PS-77. Az 360. Jan. 26, 1988. RFB. Canon AE-1, 35mm camera. 35mm WA lens. Robert F. Buttery.

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MAY20001 MAY 2000 1

Photo Archive No. 77.1.2000.05

PS 77. May 15, 2000, 10:45 a.m. Facing north. Azimuth 360. Pasture 11B. ASA 135, Plus X film. 35mm lens focal length. Marked post 200' from road. Desert broom at bottom of picture. Shrub in background is snakeweed. Some bush muhly under taller mesquite. Eragrostis lehmanniana, calliandra. M. McClaran.

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077_1_2007_03 MAR 2007 1

Photo Archive No. 77.1.2007.03

PS. 077. 26 March 2007. Facing north, Azimuth 0. Pasture 11B. Elevation 1125 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub, leaves and flowers emerging. Scattered burroweed about 75% alive. Ocotillo, with flower buds not yet open. Velvet pod mimosa behind large mesquite. Small cholla in foreground. Lehmann lovegrass dominant, bush muhly under larger mesquite. Overcast conditions. Compared to 2000, less grass now. M. McClaran photographer, M. McGregor assistant.

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077_1_2010_03 MAR 2010 1

Photo Archive No. 77.1.2010.03

PS. 077. 15 March 2010 3:00 PM. Facing north, Azimuth 5. Pasture 11B. Elevation 1129 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub. Ocotillo present. Velvet pod mimosa behind large mesquite. Small cholla in foreground. Lehmann lovegrass dominant, bush muhly under larger mesquite. This is a good match for all previous images. Windy conditions. Compared to 2007, no burroweed now. M. McClaran photographer, A. Dalke assistant.

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077_1_2016_03 MAR 2016 1

Photo Archive No. 77.1.2016.03

PS. 077. 13 March 2016 1:28 PM. Facing north, Azimuth 5. Pasture 11B. Elevation 1129 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub. Ocotillo, snakeweed, Zinnia, one small burroweed present. Velvet pod mimosa behind large mesquite. Small cholla in foreground. One small Baccharis sarothroides in center foreground. Lehmann lovegrass dominant, bush muhly under larger mesquite. This is a good match for all previous images. Windy conditions. Compared to 2010, more grass which is mainly Lehmann lovegrass. M. McClaran photographer, K. Hawkes and D. Landreville assistants.

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077_1_2022_03 MAR 2022 1

Photo Archive No. 77.1.2022.03

PS. 077. 17 March 2022 1:51 PM. Facing north, Azimuth 5. Pasture 11B. Elevation 1129 m. ISO 125, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub. Ocotillo, snakeweed, Zinnia, one small burroweed present. Velvet pod mimosa behind large mesquite. Small cholla in foreground. Under large mesquite in center find prickly pear, Celtis, Zizyphus, under center mesquite. One small Baccharis sarothroides in center foreground. Lehmann lovegrass dominant, bush muhly, buffelgrass, Setaria and cottontop under larger mesquite. This is a good match for all previous images. The foreground mesquite appear between 1918-1930, and the large mesquite in the distant right is still alive now. Compared to 2016, more grass which is mainly Lehmann lovegrass, more grass species added buffelgrass, Setaria, and cottontop, and prickly pear appeared. M. McClaran photographer, and A. Gorlier assistant.

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JUN19450 JUN 1945 2

Photo Archive No. 77.2.1945.06

A45-45. 6/15/45. PS 77 in pasture 11. Looking east across area formerly heavily covered with mesquite. Heavy brush cover. Scattered clumps of grass only.

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SEP19451 SEP 1945 2

Photo Archive No. 77.2.1945.09

A45-115. 9/17/45. Pasture 11. Retake of PS 77 looking northeast.

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APR19840 APR 1984 2

Photo Archive No. 77.2.1984.04

PS 77. Azimuth 64. April 11, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. f:11-16 1/125 20'. 12:40 P.M. Robert F. Buttery.

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JAN19881 JAN 1988 2

Photo Archive No. 77.2.1988.01

PS-77. Az 64. Jan. 26, 1988. RFB. Canon AE-1, 35mm camera. 35mm WA lens. Robert F. Buttery.

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MAY20002 MAY 2000 2

Photo Archive No. 77.2.2000.05

PS 77. May 15, 2000, 10:45 a.m. Facing northeast. Azimuth 64. Pasture 11B. ASA 135, Plus X film. 35mm lens focal length. Marked post 200' from road. Small mesquite next to fencepost at bottom of picture. Eragrostis lehmanniana, calliandra, burroweed, Mimosa dysocarpa. M. McClaran.

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077_2_2007_03 MAR 2007 2

Photo Archive No. 77.2.2007.03

PS. 077. 26 March 2007. Facing northeast, Azimuth 64. Pasture 11B. Elevation 1125 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub, leaves and flowers emerging. Scattered burroweed (~75% alive), desert broom, velvet pod mimosa, and turpentine bush. Ocotillo, far right. Small cholla and barrel cacti. Only Lehmann lovegrass. Overcast conditions. Compared to 2000, smaller mesquite plants are larger now. M. McClaran photographer, M. McGregor assistant.

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077_2_2010_03 MAR 2010 2

Photo Archive No. 77.2.2010.03

PS. 077. 15 March 2010 3:30 PM. Facing northeast, Azimuth 70. Pasture 11B. Elevation 1129 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub, leaves and flowers emerging. Desert broom, velvet pod mimosa, and turpentine bush. Ocotillo, far right. Small cholla and barrel cacti. Only Lehmann lovegrass. The 1945 image was not taken from this location, it was most likely taken northeast of near 510812 and 3517791 on south side of Madera Canyon Road, and is associated with images referenced at PS 074. Windy conditions. Compared to 2007, no burroweed present. M. McClaran photographer, A. Dalke assistant.

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077_2_2016_03 MAR 2016 2

Photo Archive No. 77.2.2016.03

PS. 077. 13 March 2016 1:35 PM. Facing northeast, Azimuth 70. Pasture 11B. Elevation 1129 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub, leaves and flowers emerging. Desert broom, velvet pod mimosa, and turpentine bush. Ocotillo, far right. Small cholla and barrel cacti. Other shurbs include Zinnia and littleleaf baccharis. Grasses include Lehmann lovegrass, buffelgrass, Setaria, and Digitaria. The 1945 image was not taken from this location, it was most likely taken northeast of near 510812 and 3517791 on south side of Madera Canyon Road, and is associated with images referenced at PS 074. Windy conditions. Compared to 2010, buffelgrass is now present as one plant in front of the mesquite in background, more total grass and the grey mulch present in midground center in 2010 is no longer present and grass is growing instead, no burroweed present. M. McClaran photographer, K. Hawkes and D. Landreville assistants.

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077_2_2022_03 MAR 2022 2

Photo Archive No. 77.2.2022.03

PS. 077. 17 March 2022 1:59 PM. Facing northeast, Azimuth 70. Pasture 11B. Elevation 1129 m. ISO 125, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub, also find velvet pod mimosa, burrowed, snakeweed, Zinnia, littleleaf baccharis, Commicarpus, and Krameria. Ocotillo, far right. Small cholla and barrel cacti. Grasses include Lehmann lovegrass, buffelgrass, Setaria, and Digitaria. The 1945 image was not taken from this location, it was most likely taken northeast of near 510812 and 3517791 on south side of Madera Canyon Road and is associated with images referenced at PS 074. Compared to 2016, now two buffelgrass plants are present not just one plant, smaller bare ground patches, added burrowed and Krameria, lost desert broom plant, and large branch broke in the large mesquite near center. M. McClaran photographer, K. Hawkes and A. Gorlier assistant.

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JUN19451 JUN 1945 3

Photo Archive No. 77.3.1945.06

A45-46. 6/15/45. Looking south east across P.S. 77 in pasture 11 over area that had no mesquite. Scant grass, no brush cover.

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SEP19450 SEP 1945 3

Photo Archive No. 77.3.1945.09

A45-116. 9/17/45. Pasture 11. Retake of P.S. 77 looking southeast.

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APR19841 APR 1984 3

Photo Archive No. 77.3.1984.04

PS 77. Azimuth 145. April 11, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. f:8-11 1/125 20'. 12:45 P.M. Robert F. Buttery.

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JAN19882 JAN 1988 3

Photo Archive No. 77.3.1988.01

PS-77. Az 145. Jan 26, 1988. RFB. Canon AE-1, 35mm camera. 35mm WA lens. Robert F. Buttery.

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MAY20003 MAY 2000 3

Photo Archive No. 77.3.2000.05

PS 77. May 15, 2000, 10:45 a.m. Facing southeast. Azimuth 145. Pasture 11B. ASA 135, Plus X film. 35mm lens focal length. Marked post 200' from road. Calliandra, burroweed, Eragrostis lehmanniana. M. McClaran.

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077_3_2007_03 MAR 2007 3

Photo Archive No. 77.3.2007.03

PS. 077. 26 March 2007. Facing southeast, Azimuth 145. Pasture 11B. Elevation 1125 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub, leaves and flowers emerging, velvet pod mimosa in foreground, 2 species of cholla. Only Lehmann lovegrass. Overcast conditions. Compared to 2000, less grass and smaller mesquite and mimosa plants are larger now. M. McClaran photographer, M. McGregor assistant.

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077_3_2010_03 MAR 2010 3

Photo Archive No. 77.3.2010.03

PS. 077. 15 March 2010. Facing southeast, Azimuth 150. Pasture 11B. Elevation 1129 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub. Two velvet pod mimosa in foreground. Cholla present. Lehmann lovegrass is only perennial grass. The 1945 image was not taken from this location, it was most likely taken northeast of near 510812 and 3517791 on south side of Madera Canyon Road. Windy conditions. Compared to 2007, less grass and less cholla now. M. McClaran photographer, A. Dalke assistant.

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077_3_2016_03 MAR 2016 3

Photo Archive No. 77.3.2016.03

PS. 077. 13 March 2016. Facing southeast, Azimuth 150. Pasture 11B. Elevation 1129 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub. Two velvet pod mimosa in foreground. Cholla, zinnia, burroweed are present. Ocotillo behind mimosa in center foreground is now visible. Lehmann lovegrass and three awn are only perennial grasses. The 1945 image was not taken from this location, it was most likely taken northeast of near 510812 and 3517791 on south side of Madera Canyon Road. Windy conditions. Compared to 2010, more grass, and the grey mulch in 2010 is gone and replaced by grass cover. M. McClaran photographer, K. Hawkes and D. Landreville assistants.

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077_3_2022_03 MAR 2022 3

Photo Archive No. 77.3.2022.03

PS. 077. 17 March 2022. Facing southeast, Azimuth 150. Pasture 11B. Elevation 1129 m. ISO 160, 35mm focal length, Canon 5D Mark II Digital Camera. Witness present in rock pile, camera above. Mesquite alive, Calliandra common small shrub. Two velvet pod mimosa in foreground. Cholla, zinnia, burrowed, snakeweed, prickly pear, and Lycium are present. Ocotillo behind mimosa in center foreground is larger and more visible. Perennial grass grasses are Lehmann lovegrass, three awn, cottontop, sideoats grama, Setaria, bush muhly, and a few plants of Weeping lovegrass (Eragrostis curvula). The 1945 image was not taken from this location, it was most likely taken northeast of near 510812 and 3517791 on south side of Madera Canyon Road. Compared to 2016, more grass, and fewer/smaller patches of bare ground, several chollas plants died since 2016, and additional species appeared for grasses (bush muhly, sideoats, Setaria, and Weeping lovegrass), and small shrubs (Lycium, snakeweed, and prickly pear). M. McClaran photographer, A. Gorlier assistant.

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Last updated - February 2023
Mitchel McClaran - mcclaran@u.arizona.edu