![](../../pictures/archives/compress/2016/1817/jpeg/12t.jpg) Tribulus macropterus var. arabicus with flowers in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1801/jpeg/26t.jpg) Yellow flowers of Tribulus macropterus var. arabicus in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/08t.jpg) Blooming plant of Tribulus macropterus var. arabicus in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1801/jpeg/20t.jpg) Tribulus macropterus var. arabicus in sandy area below a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/05t.jpg) Yellow flower of Tribulus macropterus var. arabicus in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1801/jpeg/22t.jpg) Blooming Tribulus macropterus var. arabicus in sandy area below a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/12t.jpg) Blooming Tribulus macropterus var. arabicus in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1794/jpeg/07t.jpg) Branch of Tribulus macropterus var. arabicus on sand in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1796/jpeg/13t.jpg) Blooming plant of Tribulus macropterus var. arabicus in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/09t.jpg) Tribulus macropterus var. arabicus on a hill slope in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/14t.jpg) Tribulus macropterus var. arabicus with flowers in windblown sand in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/20t.jpg) Tribulus macropterus var. arabicus on a slope of a limestone hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1797/jpeg/21t.jpg) Blooming plant of Tribulus macropterus var. arabicus on sand dunes in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/15t.jpg) Solitary plant of Tribulus macropterus var. arabicus in windblown sand in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/17t.jpg) Solitary blooming plant of Tribulus macropterus var. arabicus in windblown sand in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/16t.jpg) Solitary plant of Tribulus macropterus var. arabicus with flowers in windblown sand in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/13t.jpg) Tribulus macropterus var. arabicus on windblown sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1789/jpeg/11t.jpg) Tribulus macropterus var. arabicus on sand in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 25, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/19t.jpg) Blooming plant of Tribulus macropterus var. arabicus on windblown sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1795/jpeg/18t.jpg) Blooming plant of Tribulus macropterus var. arabicus on windblown sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1735/jpeg/08t.jpg) Seedling of Tribulus macropterus var. arabicus in sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, January 22, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/10t.jpg) Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1789/jpeg/19t.jpg) Blooming plant of Tribulus macropterus var. arabicus on sand in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 25, 2016
![](../../pictures/archives/compress/2016/1771/jpeg/19t.jpg) Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 4, 2016
![](../../pictures/archives/compress/2016/1735/jpeg/20t.jpg) Flower of Tribulus macropterus var. arabicus in sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, January 22, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/19t.jpg) Tribulus macropterus var. arabicus in bloom on sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1735/jpeg/28t.jpg) Blooming Tribulus macropterus var. arabicus in sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, January 22, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/17t.jpg) Blooming shoot of Tribulus macropterus var. arabicus on sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1772/jpeg/10t.jpg) Tribulus macropterus var. arabicus in flower on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 4, 2016
![](../../pictures/archives/compress/2016/1734/jpeg/21t.jpg) Seedling of Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, January 22, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/12t.jpg) Tribulus macropterus var. arabicus with a flower on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/11t.jpg) Blooming Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1772/jpeg/02t.jpg) Blooming Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 4, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/18t.jpg) Yellow flower of Tribulus macropterus var. arabicus on sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1772/jpeg/07t.jpg) Tribulus macropterus var. arabicus with flowers on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 4, 2016
![](../../pictures/archives/compress/2016/1734/jpeg/26t.jpg) Seedling of Tribulus macropterus var. arabicus emerging from sand in dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, January 22, 2016
![](../../pictures/archives/compress/2016/1772/jpeg/09t.jpg) Blooming branch of Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 4, 2016
![](../../pictures/archives/compress/2016/1772/jpeg/08t.jpg) Tribulus macropterus var. arabicus with yellow flowers on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 4, 2016
![](../../pictures/archives/compress/2016/1734/jpeg/24t.jpg) Young plant of Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, January 22, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/13t.jpg) Tribulus macropterus var. arabicus with a large flower on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/14t.jpg) Tribulus macropterus var. arabicus with a yellow flower on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1771/jpeg/25t.jpg) Fruits of Tribulus macropterus var. arabicus growing on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, March 4, 2016
![](../../pictures/archives/compress/2016/1735/jpeg/27t.jpg) Large yellow flower of Tribulus macropterus var. arabicus in sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, January 22, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/15t.jpg) Large flower of Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1766/jpeg/16t.jpg) Large yellow flower of Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1801/jpeg/18t.jpg) Sandy area below a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/07t.jpg) Plant of Agriophyllum minus in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/11t.jpg) Sedge (Cyperus conglomeratus) in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1801/jpeg/19t.jpg) Plant of Agriophyllum minus in sandy area below a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1830/jpeg/17t.jpg) Sandy area near cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, May 20, 2016
![](../../pictures/archives/compress/2016/1843/jpeg/15t.jpg) Sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/06t.jpg) Branches of Traganum nudatum (local name dumran) in sandy area below a hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/07t.jpg) Greyish bush of Traganum nudatum (local name dumran) in sandy area below a hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1843/jpeg/22t.jpg) Sunrise in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
![](../../pictures/archives/compress/2016/1843/jpeg/05t.jpg) Sandy area on a tabletop mountain in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
![](../../pictures/archives/compress/2016/1843/jpeg/23t.jpg) Dry plant of Agriophyllum minus in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
![](../../pictures/archives/compress/2016/1830/jpeg/23t.jpg) Common salt grass (Aeluropus lagopoides) in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, May 20, 2016
![](../../pictures/archives/compress/2016/1843/jpeg/17t.jpg) Sandy desert in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
![](../../pictures/archives/compress/2015/1678/jpeg/03t.jpg) Sandy road in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, October 23, 2015
![](../../pictures/archives/compress/2016/1797/jpeg/08t.jpg) Hills and sands in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1797/jpeg/09t.jpg) Limestone hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1796/jpeg/14t.jpg) Weathered wood in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1794/jpeg/08t.jpg) Limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1796/jpeg/26t.jpg) Desert from the top of a hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/22t.jpg) Dry weathered wood in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1795/jpeg/17t.jpg) Broken limestone in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1801/jpeg/17t.jpg) Sandstone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/02t.jpg) Limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/14t.jpg) Broken limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/13t.jpg) Edge of a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/11t.jpg) Grass Stipagrostis obtusa in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1795/jpeg/01t.jpg) Pink limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1797/jpeg/07t.jpg) View of desert from a hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1796/jpeg/22t.jpg) Limestone rock formation in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/16t.jpg) Overhanging limestone formation in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1796/jpeg/19t.jpg) Orange limestone formation in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1797/jpeg/02t.jpg) Edge of a tabletop hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1796/jpeg/24t.jpg) Ant highway on a slope of a hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1795/jpeg/19t.jpg) Weathering of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1796/jpeg/07t.jpg) Plateau of a tabletop mountain in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1795/jpeg/20t.jpg) Odd shapes of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/19t.jpg) Limestone fossil fragments in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/04t.jpg) Top section of a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1817/jpeg/09t.jpg) Fossilized oyster shells in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/07t.jpg) Edge of a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1802/jpeg/01t.jpg) Vegetation on sand dunes in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
![](../../pictures/archives/compress/2016/1794/jpeg/01t.jpg) Branch of Agriophyllum minus in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/06t.jpg) View from a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1794/jpeg/11t.jpg) Overhanging top of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/05t.jpg) Limestone rock layers in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/03t.jpg) Erosion of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1797/jpeg/13t.jpg) Steep limestone hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/10t.jpg) Vegetation around a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1794/jpeg/04t.jpg) Base hub of Agriophyllum minus in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1793/jpeg/08t.jpg) Broken part of a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1795/jpeg/22t.jpg) Large burrow near limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1794/jpeg/14t.jpg) Erosion of the edge of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1792/jpeg/16t.jpg) Greater plantain (Plantago boissieri) in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
![](../../pictures/archives/compress/2016/1794/jpeg/19t.jpg) Cracks and holes in pink limestone in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
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