6-48. A48-168. Photo station 224 looking N. across road toward Huerfano. Note heavy stand of mesquite and burroweed. Stand of grass is low as a result of current drought conditions. SRER. Culley. 10H(3)b.

PS 224. Azimuth 360. March 29, 1984. RFB. Honeywell Pentax 35mm camera. 35mm WA lens. Kodak FX 135 film. f:11-16 1/125 20'. 10:40 A.M. Photo taken 10' N of PS to avoid mesquite blocking view. Robert F. Buttery.

PS 224. Az 360. Dec. 18, 1986. RFB. Canon AE-1 camera. 35mm WA lens. Robert F. Buttery.

PS 224. April 17, 2000, 3:50 p.m., clear skies. Facing north. Azimuth 360. Pasture 6A. ASA 135, Plus X film. 35mm lens focal length. Three mesquite by road; photos taken on south side of mesquite and on road for north view. Fence post missing; rebar placed and painted. Catclaw on right edge of photo. Bush muhly under mesquite. Tanglehead on road berm. Eragrostis lehmanniana on berm. M. McClaran.

PS 224. April 16, 2003. Facing north. Note: no fence post, but 8" rebar is in place. 100 ASA film. 35mm lens focal length. Photo taken approximately 15 ft north of rebar because small mesquite blocks view. Mesquite not yet leafed out, but some leaves remain from previous year. M. McClaran.

PS. 224. 30 March 2007. Facing north, Azimuth 000. Pasture 6A. Elevation 1169 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Untagged rebar present, camera 5 m south to avoid young mesquite. Taken to match 2000 photo. Mesquite alive, and catclaw common. About 80% burroweed alive. Cholla and prickly pear cacti present. Lehmann lovegrass is dominant grass, also find tanglehead, threeawns, and cottontop; bush muhly under larger mesquite. Compared to 2000, berm on Road 411 is fresher. M. McClaran photographer, F. Mashiri assistant.

PS. 224. 19 March 2009. Facing north, Azimuth 000. Pasture 6A. Elevation 1169 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Untagged rebar present, camera 5 m north to avoid young mesquite. Taken to match 2000 photo. Mesquite alive, and catclaw and burroweed alive. Cholla and prickly pear cacti present. Lehmann lovegrass is dominant grass, also find tanglehead, threeawns, and cottontop; bush muhly under larger mesquite. Compared to 2007, increase in Lehmann lovegrass and prickly pear plants are larger. M. McClaran photographer, A. Peterson assistant.

PS. 224. 19 March 2015. 12:53 pm. Facing north, Azimuth 000. Pasture 6A. Elevation 1152 m. ISO 250, 35mm focal length, Canon 5D Mark II Digital Camera. Untagged rebar present, camera 5 m north to avoid young mesquite. Taken to match 2000 photo. Mesquite alive, and leaves emerging. Catclaw (leaves emerging), zinnia, burroweed, turpentine bush, and snakeweed present. Cholla, mammallaria, and prickly pear cacti present. Lehmann lovegrass is dominant grass, also find tanglehead, threeawns, and cottontop; bush muhly and Setaria under larger mesquite. Compared to 2009, increase in Lehmann lovegrass, especially on road side, and decline in prickly pear. M. McClaran photographer, K. Hawkes assistant.

PS. 224. 22 March 2021. 3:05 pm. Facing north, Azimuth 000. Pasture 6A. Elevation 1152 m. ISO 125, 35mm focal length, Canon 5D Mark II Digital Camera. Untagged rebar present, camera 5 m north to avoid young mesquite. Taken to match 2000 photo. Mesquite alive. Catclaw, zinnia, burroweed, turpentine bush, ephedra (behind the first wall of mesquite), and snakeweed present. Cholla, mammillaria, prickly pear and barrel cacti present. Lehmann lovegrass is dominant grass, also find tanglehead, threeawns, and cottontop; bush muhly and Setaria under larger mesquite. Compared to 2015, decrease in Lehmann lovegrass, especially on roadside; increased size of prickly pear; added ephedra and barrel cactus. M. McClaran photographer, A. Gorlier assistant.

PS 224. 1902. Griffiths No. 1060. A49-182. 4" lens. Looking southeast from a point about one mile south of Pyramid Hill. The main mountain near the center of the picture is included in our proposed fenced area. The fence passes through a saddle just beyond it.

A-1882. Photo Sta. No. 224. Retake of Photo No. 1060 probably taken by Griffiths about 1902. Open grassland has given way to a heavy stand of mesquite. Ground cover appears definitely lighter now, though the composition of the early stand is not known. Now there is a fair stand of mixed perennial grasses such as black and Rothrock gramas, three-awns, and others. (5x7) Sept. 1941. 4" lens.

6-48. A48-58. P.S. 224 repeat photo--in pasture 6A. Heavy stand of Afr and Pve--grass density poor. Agl, Ber and Bro, with others all closely grazed and suffering from the drought. SRER. Culley. 8" lens. 10H(3)b. NOTE: Photos A48-166 and A48-167 also archived under this number but not included on the web page are the same view taken with 4x5 to compare detail as shown by 5x7 photo 48-58.

P.S. 224 (rock monument). B-51-26. Looking east from fork Red Tank & Helvetia Rd. 50-30-13 3/4". Repeat of Griffith 1060. Bohning, SRER. 24 Sept. 1951.

PS 224. Azimuth 130. March 29, 1984. RFB. Honeywell Pentax camera, 35mm. Lens-35mm WA. Kodak FX 135 film. f:16-22 1/125 7'. 10:30 A.M. Robert F. Buttery.

PS 224. Az 130. Dec. 18, 1986. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery.

PS 224. April 17, 2000, 3:50 p.m., clear skies. Facing southeast. Azimuth 130. Pasture 6A. ASA 135, Plus X film. 35mm lens focal length. Three mesquite by road; photos taken on south side of mesquite and on road for north view. Fence post missing; rebar placed and painted. Eragrostis lehmanniana dominates; some burroweed. Foreground Opuntia, catclaw, mesquite, shrubby buckwheat. M. McClaran.

PS 224. April 16, 2003. Facing northeast. Note: no fence post, but 8" rebar is in place. 100 ASA film. 35mm lens focal length. Photo taken approximately 6 ft northeast of rebar because small mesquite blocks view; mesquite beginning to leaf out. Calliandra and Eriogonum present; Eragrostis lehmanniana is dominant grass. Foreground left and right is mesquite; middle is Acacia greggii. M. McClaran.

PS. 224. 30 March 2007. Facing southeast, Azimuth 130. Pasture 6A. Elevation 1169 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Untagged rebar present, camera above and branches of large mesquite to left and above are pushed away for open view. Mesquite alive, and catclaw in midground left same as 1941 photo. About 80% burroweed alive, Calliandra common. Prickly pear present. Lehmann lovegrass is dominant grass, also find cane beardgrass, and cottontop and bush muhly under larger mesquite. Compared to 2000, much less grass. M. McClaran photographer, F. Mashiri assistant.

PS. 224. 19 March 2009. Facing southeast, Azimuth 130. Pasture 6A. Elevation 1169 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Untagged rebar present, camera above and branches of large mesquite to left and above are pushed away for open view. Mesquite alive, and catclaw in midground left same as 1941 photo. Burroweed alive, Calliandra common. Prickly pear and barrel cactus present. Lehmann lovegrass is dominant grass, also find cane beardgrass, and cottontop, Setaria and bush muhly under larger mesquite. Compared to 2007, more grass, especially Lehmann lovegrass grass. M. McClaran photographer, A. Peterson assistant.

PS. 224. 19 March 2015. 1:01 pm. Facing southeast, Azimuth 130. Pasture 6A. Elevation 1152 m. ISO 250, 35mm focal length, Canon 5D Mark II Digital Camera. Untagged rebar present, camera above and branches of large mesquite to left and above are pushed away for open view. Mesquite alive, and leaves emerging. Catclaw (leaves emerging) in midground left same as 1941 photo. Burroweed alive, Calliandra (leaves and flowers) common. Shrubby buckwheat and snakeweed present. Prickly pear and barrel cactus present. Lehmann lovegrass is dominant grass, also find threeawn; and cottontop, Setaria and bush muhly under mesquite. Compared to 2009, less grass, especially Lehmann lovegrass grass, and no longer cane beardgrass; decline of some prickly pear, but some new plants as well. M. McClaran photographer, K. Hawkes assistant.

PS. 224. 22 March 2021. 3:26 pm. Facing southeast, Azimuth 130. Pasture 6A. Elevation 1152 m. ISO 125, 35mm focal length, Canon 5D Mark II Digital Camera. Untagged rebar present, camera above and branches of large mesquite to left and above are pushed up and away for open view. Mesquite alive. Catclaw in midground left same as 1941 photo. Burroweed alive, Calliandra (leaves and flowers) common. Shrubby buckwheat and snakeweed present. Prickly pear and barrel cactus present. Lehmann lovegrass is dominant grass, also find threeawn; and cottontop, Setaria and bush muhly under mesquite. Compared to 2015, more grass, especially Lehmann lovegrass grass; decline of some prickly pear, but some plants got larger; and more and bigger burroweed. M. McClaran photographer, A. Gorlier assistant.

6-48. A48-169. Photo station 224 looking S. toward Santa Ritas. Closely grazed and scant grass stand due to current drought conditions. Heavy stand of burroweed with scattering of mesquite. SRER. Culley. 10H(3)b.

PS 224. Az 170. Dec. 18, 1986. RFB. Canon AE-1 camera (35mm). 35mm WA lens. Robert F. Buttery.

PS 224. April 17, 2000, 3:50 p.m., clear skies. Facing south. Azimuth 170. Pasture 6A. ASA 135, Plus X film. 35mm lens focal length. Three mesquite by road; photos taken on south side of mesquite and on road for north view. Fence post missing; rebar placed and painted. Eragrostis lehmanniana dominant. Catclaws in foreground without leaves. Bottom of photo cottontop with Eragrostis lehmanniana. Bush muhly and shrubby buckwheat; burroweed, few tanglehead. M. McClaran.

PS 224. April 16, 2003. Facing east. Note: no fence post, but 8" rebar is in place. 100 ASA film. 35mm lens focal length. Mesquite beginning to leaf out. Some Acacia greggii, Calliandra, burroweed. Eragrostis lehmanniana dominates, but Bouteloua eriopoda and Muhlenbergia porteri present. M. McClaran.

PS. 224. 30 March 2007. Facing south, Azimuth 170. Pasture 6A. Elevation 1169 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Untagged rebar present, camera above. Mesquite alive, about 70% burroweed alive, Calliandra flowering. Prickly pear and barrel cacti present. Lehmann lovegrass is dominant grass, also find cane beardgrass, cottontop, tanglehead, and black grama; and cottontop and bush muhly under larger mesquite. A ditch or contour furrow across 1948 photo is still apparent on site, and dead mesquite stem at bottom left of current photo is probably the small mesquite in center of 1941 photo, and small mesquite in center of current photo are not visible in 1948 photo. Compared to 2000, less grass, more prickly pear and large barrel cactus. M. McClaran photographer, F. Mashiri assistant.

PS. 224. 19 March 2009. Facing south, Azimuth 170. Pasture 6A. Elevation 1169 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Untagged rebar present, camera above. Mesquite and burroweed alive, Calliandra flowering. Prickly pear and barrel cacti present. Lehmann lovegrass is dominant grass, also find cane beardgrass, cottontop, tanglehead, and black grama; and cottontop and bush muhly under larger mesquite. A ditch or contour furrow across 1948 photo is still apparent on site, and dead mesquite stem at bottom left of current photo is probably the small mesquite in center of 1941 photo, and small mesquite in center of current photo are not visible in 1948 photo. Compared to 2007, more grass, especially Lehmann lovegrass, and some new tanglehead plants. M. McClaran photographer, A. Peterson assistant.

PS. 224. 19 March 2015. 1:08 pm. Facing south, Azimuth 170. Pasture 6A. Elevation 1152 m. ISO 250, 35mm focal length, Canon 5D Mark II Digital Camera. Untagged rebar present, camera above. Mesquite alive and leaves emerging. Catclaw (leaves emerging), burroweed, Calliandra (flowering), and snakeweed present. Prickly pear and barrel cacti present. Lehmann lovegrass is dominant grass, also find cottontop, tanglehead, threeawn and black grama; and cottontop and bush muhly under larger mesquite. A ditch or contour furrow across 1948 photo is still apparent on site, and dead mesquite stem at bottom left of current photo is probably the small mesquite in center of 1941 photo, and small mesquite in center of current photo are not visible in 1948 photo. Compared to 2009, less grass, especially Lehmann lovegrass, and no longer cane beardgrass; death of many prickly pear plants. M. McClaran photographer, K. Hawkes assistant.

PS. 224. 22 March 2021. 3:30 pm. Facing south, Azimuth 170. Pasture 6A. Elevation 1152 m. ISO 125, 35mm focal length, Canon 5D Mark II Digital Camera. Untagged rebar present, camera above. Mesquite alive. Catclaw, burroweed, Calliandra (flowering), and snakeweed present. Prickly pear and barrel cacti present. Lehmann lovegrass is dominant grass, also find cottontop, threeawn and black grama; and cottontop and bush muhly under larger mesquite. A ditch or contour furrow across 1948 photo is still apparent on site, and dead mesquite stem at bottom left of current photo is probably the small mesquite in center of 1941 photo, and small mesquite in center of current photo are not visible in 1948 photo. Compared to 2015, more grass, especially Lehmann lovegrass, and no longer tanglehead; increase in snakeweed. M. McClaran photographer, A. Gorlier assistant.