 Slender branches with small green flowers of Polycarpaea repens (Corrigiola repens) near Umm Bab in south-western Qatar, March 3, 2014
 Slender branches of Polycarpaea repens (Corrigiola repens) south from Sealine Beach Resort near Mesaieed. Southern Qatar, March 5, 2014
 Slender branches with small green flowers of Polycarpaea repens (Corrigiola repens) in sand near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Polycarpaea repens (Corrigiola repens) in sand near limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Polycarpaea repens (Corrigiola repens) in sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, March 21, 2015
 Slender branches of Polycarpaea repens (Corrigiola repens) in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Polycarpaea repens on gypsum pavement (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Blooming Polycarpaea repens and Dipterygium glaucum in sand near limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Big flowers of tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Restharrow plant Ononis serrata at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Restharrow Ononis serrata with a flower at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Schismus arabicus grass in sand at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming twig of tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Desert species of morning glory (Convolvulus cephalopodus) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming desert species of morning glory (Convolvulus cephalopodus) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Purslane-leaved aizoon (Aizoon canariense) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Purslane-leaved aizoon (Aizoon canariense) on sandy surface at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming shrub Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) with a host plant Zygophyllum qatarense at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Yellow flower on a Acacia ehrenbergiana(?) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Water Spider Orchid (Habenaria repens) near a pond in Watson Rare Native Plant Preserve. Warren, Texas, August 2, 2014
 Desert Hyacinth (Cistanche tubulosa, Cistanche phelypaea, Lathraea phelypaea, local names zanoon, Wedaina) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Close up of Water Spider Orchid (Habenaria repens) near a pond in Watson Rare Native Plant Preserve. Warren, Texas, August 2, 2014
 Flowers of Water Spider Orchid (Habenaria repens) near a pond in Watson Rare Native Plant Preserve. Warren, Texas, August 2, 2014
 Flower of Desert Hyacinth (Cistanche tubulosa, Cistanche phelypaea, Lathraea phelypaea, local names zanoon, Wedaina) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Flower buds of Desert Hyacinth (Cistanche tubulosa, Cistanche phelypaea, Lathraea phelypaea, local names zanoon, Wedaina) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Flower spikes of Water Spider Orchid (Habenaria repens) near a pond in Watson Rare Native Plant Preserve. Warren, Texas, August 2, 2014
 White lawn clover (Trifolium repens) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, February 8, 2009
 Desert species of morning glory (bindweed, Convolvulus cephalopodus) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Flower buds of partridge berry (Mitchella repens) on Lone Star Hiking Trail south from Stubblefield Campground in Sam Houston National Forest. Huntsville, Texas, April 2, 2019
 White clover (Trifolium repens) taken from Mareb Street in Onaiza area. Doha, Qatar, April 18, 2016
 White clover (Trifolium repens) under a palm tree on Mareb Street in Onaiza area. Doha, Qatar, May 2, 2016
 Large black scorpion Fat Tail (Androctonus crassicauda) found under a metal sheet (thanks to F. G.) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 White clover (Trifolium repens) near a palm tree on Mareb Street in Onaiza area. Doha, Qatar, April 18, 2016
 White clover (Trifolium repens) under a palm tree on Mareb Street in Onaiza area. Doha, Qatar, April 18, 2016
 White clover (Trifolium repens) on dark background taken from Mareb Street in Onaiza area. Doha, Qatar, April 18, 2016
 Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) with a host plant Zygophyllum qatarense at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Yellow flowers of Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Small yellow flowers of Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Some grass in sand near Umm Bab in south-western Qatar, February 21, 2014
 Sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Animal carcass with dry maggots near Umm Bab in south-western Qatar, February 21, 2014
 Small sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Crushed sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Malformed shoot of Savignya parviflora(?) near Umm Bab in south-western Qatar, February 21, 2014
 White clover (Trifolium repens) in Lick Creek Park. College Station, Texas, March 22, 2019
 Reseda muricata (local name showla) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Stones and pebbles in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 White clover (Trifolium repens) on a lawn in Wolf Pen Creek Park. College Station, Texas, March 31, 2021
 Partridge berry (Mitchella repens) fruit with 2 eyespots in Big Thicket park on Kirby Trail. Texas, April 26, 2008
 White clover (Trifolium repens) east from Toksovo, 10 miles north from Saint Petersburg. Russia, July 9, 2009
 Partridge berry (Mitchella repens) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Blooming milkvetch Astragalus arpilobus subsp. hauarensis near Umm Bab in south-western Qatar, February 21, 2014
 Milkvetch Astragalus arpilobus subsp. hauarensis in sand near Umm Bab in south-western Qatar, February 21, 2014
 Dried stem of Zygophyllum in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Layers of Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Flowers of creeping lady s-tresses orchid (Goodyera repens) near Dibuny, north-west from Saint Petersburg. Russia, August 6, 2017
 Flowers of creeping lady s-tresses orchid (Goodyera repens) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 11, 2017
 Partridge berry (Mitchella repens) in bloom in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 20, 2019
 Creeping lady s-tresses orchid (Goodyera repens) in a forest near Dibuny, north-west from Saint Petersburg. Russia, August 6, 2017
 Pepper-grass (Lepidium aucheri) on roadside of Salwa Road in south-western Qatar, February 21, 2014
 Seedling of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Leaves of milkvetch Astragalus arpilobus subsp. hauarensis in sand near Umm Bab in south-western Qatar, February 21, 2014
 Sand covering chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Fossilized dugong bones (ribs) in area of coastal sabkha in south-western Qatar, February 7, 2014
 Desert Thumb (Cynomorium coccineum, local name tartouth) taken from a beach near Umm Bab in south-western Qatar, February 21, 2014
 Milkweed Glossonema varians on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Slab of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Salt tolerant succulent plant Suaeda aegyptiaca(?) taken from a beach near Umm Bab in south-western Qatar, February 21, 2014
 Flowers of milkvetch Astragalus arpilobus subsp. hauarensis in sand near Umm Bab in south-western Qatar, February 21, 2014
 White gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Patterns of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Desert campion (Silene villosa, local name terba) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Milkvetch Astragalus arpilobus subsp. hauarensis eaten by aphids near Umm Bab in south-western Qatar, February 21, 2014
 Pavement by gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Tiny fossilized echinoderm or sea urchin in limestone in coastal area in south-western Qatar, February 7, 2014
 Layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Slabs of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Seedling of Fagonia ovalifolia(?) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Creeping lady s-tresses orchid (Goodyera repens) near Istok Lake in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 11, 2017
 Partridge berry (Mitchella repens) with last year fruits on North Wilderness Trail in Sam Houston National Forest near Montgomery. Texas, April 14, 2022
 Flower spike of creeping lady s-tresses orchid (Goodyera repens) near Dibuny, north-west from Saint Petersburg. Russia, August 6, 2017
 Twin flowers of partridge berry (Mitchella repens) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 20, 2019
 Partridge berry (Mitchella repens) with flowers and a fruit in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 28, 2018
 White flowers of partridge berry (Mitchella repens) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 20, 2019
 Pebbles covering lithified sand dune in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Succulent twig of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Protruding layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Hairy leaves of Astragalus eremophilus(?) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Tiny fossilized echinoderms or sea urchins (Fibularia damensis) in coastal area in south-western Qatar, February 7, 2014
 Texture of protruding gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Small mound with fossilized dugong bones in area of coastal sabkha in south-western Qatar, February 7, 2014
 Slabs of gypsum crystals (selenite) with sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Leaves of milkvetch Astragalus arpilobus subsp. hauarensis covered by sand near Umm Bab in south-western Qatar, February 21, 2014
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