Spikelet of southern sandbur grass (Cenchrus echinatus) on Al Muhandiseen Street near West Bay. Doha, Qatar, May 6, 2014
Spike of southern sandbur grass (Cenchrus echinatus) near Al Sham Street in West Bay. Doha, Qatar, May 5, 2014
Close up of a spikelet of southern sandbur grass (Cenchrus echinatus) on Al Muhandiseen Street near West Bay. Doha, Qatar, May 6, 2014
Southern sandbur grass (Cenchrus echinatus) taken from Al Sham Street in West Bay. Doha, Qatar, February 19, 2015
Southern sandbur grass (Cenchrus echinatus) taken from Makkah Street in Al Luqta area. Doha, Qatar, March 15, 2016
Buffelgrass (African foxtail grass, Cenchrus pennisetiformis) on Al Muhandiseen Street near West Bay. Doha, Qatar, May 6, 2014
Spikelet of Buffelgrass (African foxtail grass, Cenchrus pennisetiformis) on Al Muhandiseen Street near West Bay. Doha, Qatar, May 6, 2014
Buffelgrass (African foxtail grass, Cenchrus pennisetiformis) on Al Sham Street in area of West Bay. Doha, Qatar, April 11, 2014
Soft spike of buffelgrass (African foxtail grass, Cenchrus pennisetiformis) on Al Sham Street in area of West Bay. Doha, Qatar, April 11, 2014
Close up of a soft spike of buffelgrass (African foxtail grass, Cenchrus pennisetiformis) on Al Sham Street in area of West Bay. Doha, Qatar, April 11, 2014
Awnless barnyard grass (Echinochloa colona, local names dhunaiba, abu roukba) near Al Istiqlal Street in West Bay. Doha, Qatar, May 5, 2014
Common sandbur grass (Cenchrus spinifex) in Old Baylor Park. Independence, Texas, September 3, 2020
Plant of Cornulaca aucheri near Al Istiqlal Street in West Bay. Doha, Qatar, May 6, 2014
Cornulaca aucheri(?) on a roadside of Al Istiqlal Street in West Bay. Doha, Qatar, April 25, 2014
River Red Gum (Eucalyptus camaldulensis) on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Chinaberry (Melia azedarach) on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Solanum nigrum(?) on roadside of Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Lucky nut (Thevetia peruviana) on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Wilted spurge (Euphorbia prostrata) on Al Istiqlal Street in West Bay. Doha, Qatar, May 5, 2014
Nimtree (Azadirachta indica) near Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Dry flowers of Pithecellobium dulce on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Cornulaca aucheri(?) taken from a roadside of Al Istiqlal Street in West Bay. Doha, Qatar, April 25, 2014
Seeds of damas trees (Conocarpus lancifolius) near Al Istiqlal Street in West Bay. Doha, Qatar, May 6, 2014
Fruits of Indian Bat Tree (Ficus amplissima) near Al Istiqlal Street near West Bay. Doha, Qatar, May 11, 2014
Close up of Cornulaca aucheri(?) taken from a roadside of Al Istiqlal Street in West Bay. Doha, Qatar, April 25, 2014
Hopbush (Dodonaea viscosa) with seeds on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Blooming Suaeda aegyptiaca taken from wasteland near Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Flowers of River Red Gum (Eucalyptus camaldulensis) taken from Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Dry petals of paperflower (Bougainvillea glabra) near Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Fruits of River Red Gum (Eucalyptus camaldulensis) taken from Al Istiqlal Street in West Bay. Doha, Qatar, August 17, 2014
Indian Bat Tree (Ficus amplissima) near Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Glasswort (Salsola imbricata) on wasteland near Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Leaf of Rusty Fig Tree (Ficus rubiginosa(?)) near Al Istiqlal Street near West Bay. Doha, Qatar, May 11, 2014
Paperflower (Bougainvillea glabra) on a fence on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Suaeda aegyptiaca in bloom on wasteland near Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Hopbush (Dodonaea viscosa) near a fence on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
African foxtail grass (buffelgrass, Cenchrus pennisetiformis)(?) taken from Makkah Street in Al Luqta area. Doha, Qatar, March 15, 2016
Sodom Apple (Calotropis procera) on roadside of Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Fruits of Indian Bat Tree (Ficus amplissima) near Al Istiqlal Street near West Bay. Doha, Qatar, September 25, 2014
Petals of paperflower (Bougainvillea glabra) on the ground on Al Istiqlal Street in West Bay. Doha, Qatar, April 28, 2014
Graceful Sandmat (spurge, Euphorbia hypericifolia) taken from area of Al Istiqlal Street in West Bay. Doha, Qatar, May 1, 2014
Winged seeds of hopbush (Dodonaea viscosa) on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Petals of paperflower (Bougainvillea glabra) on the ground on Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Nettle-leaf goosefoot (Chenopodium murale) with seeds near Al Istiqlal Street in West Bay. Doha, Qatar, May 5, 2014
Seeds of Anchusa hispida(?) (borage family) of Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Hairy crabgrass (Digitaria sanguinalis) on sidewalk of Al Istiqlal Street in West Bay. Doha, Qatar, August 23, 2014
Pagoda tree (Plumeria alba) in area of Al Istiqlal Street in West Bay. Doha, Qatar, September 12, 2014
Yellow trumpetbush (Tecoma stans) on a fence on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Fruit receptacles of Solanum nigrum(?) on roadside of Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Buffelgrass (African foxtail grass, Cenchrus pennisetiformis) taken from Onaiza area near West Bay. Doha, Qatar, September 9, 2015
Grass Dactyloctenium aristatum (local name Najm) taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
Seeds (winged capsule) of hopbush (Dodonaea viscosa) on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Bengal almond tree (Terminalia catappa) with a fruit on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Winged seeds of glasswort (Salsola imbricata) taken from wasteland near Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Close up of Graceful Sandmat (spurge, Euphorbia hypericifolia) taken from area of Al Istiqlal Street in West Bay. Doha, Qatar, May 1, 2014
Fruits of henna tree (Lawsonia inermis) taken from area of Al Istiqlal Street in West Bay. Doha, Qatar, November 27, 2014
Fruits of henna tree (Lawsonia inermis) in area of Al Istiqlal Street in West Bay. Doha, Qatar, November 27, 2014
Date palm (Phoenix dactylifera, local name nakheel) with fruits near Al Istiqlal Street near West Bay. Doha, Qatar, May 11, 2014
Malformed fruits of Heliotropium bacciferum(?) damaged by insects of Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Fruits of Sodom Apple (Calotropis procera, local name ashkhar) near Al Istiqlal Street in West Bay. Doha, Qatar, May 7, 2014
Winged seed capsules of hopbush (Dodonaea viscosa) on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Blooming Tamarind (Indian Date, Tamarindus indica) in area of Al Istiqlal Street in West Bay. Doha, Qatar, May 5, 2014
Spikelet of buffelgrass (African foxtail grass, Cenchrus pennisetiformis) taken from Onaiza area near West Bay. Doha, Qatar, September 9, 2015
Spikelets of Dactyloctenium aristatum grass (local name Najm) taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
Seed pods of Madras thorn acacia (Pithecellobium dulce) on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Dry flowers on the ground of Sodom Apple (Calotropis procera, local name ashkhar) on Al Istiqlal Street in West Bay. Doha, Qatar, May 6, 2014
Twig of Australian pine (she-oak, Casuarina equisetifolia) found in area of Al Istiqlal Street in West Bay. Doha, Qatar, September 12, 2014
Winged fruits on a twig of glasswort (Salsola imbricata) taken from wasteland near Al Istiqlal Street in West Bay. Doha, Qatar, October 20, 2014
Grass Dactyloctenium aristatum (local name Najm) on dark background taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
Field sandbur grass (Cenchrus spinifex) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
Dry flowers of Sodom Apple (Calotropis procera, local name ashkhar) littering the ground near Al Istiqlal Street in West Bay. Doha, Qatar, May 7, 2014
Ripe seed pods of Madras thorn acacia (Pithecellobium dulce) on Al Istiqlal Street in West Bay. Doha, Qatar, April 28, 2014
Shoot of Christ s Thorn Jujube (Sidra tree, Ziziphus spina-christi) on Al Istiqlal Street in West Bay. Doha, Qatar, May 5, 2014
Back lit spike of field sandbur grass (Cenchrus spinifex) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
Coastal sandbur (Cenchrus spinifex) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2014
Beach morning glory (railroad vine, Ipomoea pes-caprae) on a concrete fence on Al Istiqlal Street in West Bay. Doha, Qatar, November 27, 2014
Beach morning glory (railroad vine, Ipomoea pes-caprae) on a concrete fence on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Fruits of common sandbur (Cenchrus spinifex) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2014
Blooming beach morning glory (railroad vine, Ipomoea pes-caprae) on a concrete fence on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Flower of beach morning glory (railroad vine, Ipomoea pes-caprae) on a concrete fence on Al Istiqlal Street in West Bay. Doha, Qatar, November 27, 2014
Flowers of beach morning glory (railroad vine, Ipomoea pes-caprae) on a concrete fence on Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
Blooming beach morning glory (railroad vine, Ipomoea pes-caprae) on a concrete fence on Al Istiqlal Street in West Bay. Doha, Qatar, November 27, 2014
Green limes on a citrus tree (Citrus aurantiifolia?) in area of Al Istiqlal Street in West Bay. Doha, Qatar, May 5, 2014
Fountain grass (Pennisetum setaceum) planted in a park at Al Markhiya Street near a corner with Al Istiqlal. Doha, Qatar, May 4, 2016
Large plant of Zygophyllum simplex (Tetraena simplex, local name Daa, harm, hureim) near Al Istiqlal Street in West Bay. Doha, Qatar, May 6, 2014
Aeluropus lagopoides grass taken from Al Sham Street in area of West Bay. Doha, Qatar, August 16, 2014
Fountain grass (Pennisetum setaceum) near Al Sham Street in West Bay. Doha, Qatar, October 20, 2014
Halophytic grass Aeluropus lagopoides taken from Al Sham Street in area of West Bay. Doha, Qatar, August 16, 2014
Finger grass (Chloris virgata) collected from Al Sham Street in West Bay. Doha, Qatar, September 8, 2014
Buffelgrass (African foxtail grass, Cenchrus pennisetiformis) at entrance of Ras Abrouq Peninsula near Zekreet. Qatar, November 14, 2014
Shoot of centipede grass (Eremochloa ophiuroides) near Majlis Al Taawon Street in West Bay. Doha, Qatar, April 19, 2014
Finger grass (Chloris virgata) with red aphids on Al Sham Street in area of West Bay. Doha, Qatar, April 11, 2014
Creeping centipede grass (Eremochloa ophiuroides) near Majlis Al Taawon Street in West Bay. Doha, Qatar, April 19, 2014
Buffelgrass (African foxtail grass, Cenchrus pennisetiformis) in Al Luqta area. Doha, Qatar, March 13, 2015
Finger grass (feather windmillgrass, Chloris virgata) on Al Sham Street in area of West Bay. Doha, Qatar, April 11, 2014
Mat of common salt grass (Aeluropus lagopoides) near leaking water pipes on Al Sham Street in West Bay. Doha, Qatar, September 5, 2014
Wild cotton (Gossypium herbaceum) taken Al Istiqlal Street near West Bay. Doha, Qatar, January 5, 2015
Buffelgrass (African foxtail grass, Cenchrus pennisetiformis) with a stone fence background in Al Luqta area. Doha, Qatar, March 13, 2015
Some insect burrows north from crossing of Al Istiqlal and Al Markhiya streets in West Bay. Doha, Qatar, April 28, 2014
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