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1705-25. Dramatic lush basal leaves with stiff hairy, lobed and serrate petioles of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 Basal rosette of divided hairy leaves of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Lower (abaxial) hairy surface of basal leaf of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Small yellow flowers of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Early season seedlings of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Young, early season plant of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Early season blooming plants of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Small flowers and beaked fruits of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) on periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, March 5, 2016  Hairy basal leaves of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) in roadside depression near Dukhan Highway. Qatar, January 15, 2016  Field mustard (wild turnip, Brassica rapa) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  Field mustard (wild turnip, Brassica rapa) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015  Flowers of field mustard (wild turnip, Brassica rapa) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  Flowers of field mustard (wild turnip, Brassica rapa) on Green Circles (center-pivot irrigation) in Irkhaya Farms. Qatar, January 16, 2015  Basal leaves of rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016  Charlock mustard (Sinapis arvensis) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Flowers of charlock mustard (Sinapis arvensis) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Yellow flowers of charlock mustard (Sinapis arvensis)(?) taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015  Yellow flowers of charlock mustard (Sinapis arvensis)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015  Rosette of glossy leaves of rapeseed (Brassica napus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015  Yellow flowers of rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Close up of yellow flowers of rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Blooming rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015  Plant of rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016  Fruits of rapeseed (Brassica napus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016  Blooming rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016  Bushy bindweed (Convolvulus prostratus) with soft silvery leaves on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014  Rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014  Masses of blooming rapeseed (Brassica napus)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016  Siliqua fruits of rapeseed (Brassica napus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016  Branch of bushy bindweed (Convolvulus prostratus) with soft silvery leaves on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Fresh leaves of alfalfa (lucerne, Medicago sativa, local names jet, barseem)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Overwintering plant of bushy bindweed (Convolvulus prostratus) with silvery leaves on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Waterwheels at sunrise on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Water pipes on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Narrow silvery leaves of bushy bindweed (Convolvulus prostratus) with an insect gall taken from a sandy area between Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Close up of a branch of a plant of bushy bindweed (Convolvulus prostratus) with soft silvery leaves on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Close up of leaves of black pigweed (Trianthema portulacastrum) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015  Back side of leaves of spiderling (Boerhavia erecta) taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, August 21, 2015  Segments of pipes with water sprinkles on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Segments of pipes on wheels at sunrise on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Segments of pipes watering crops on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Segments of watering pipes at sunrise on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Rhodes grass (Chloris gayana) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Winter leaves of bushy bindweed (Convolvulus prostratus) on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, November 13, 2015  White flowers of Eruca vesicaria (rocket) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Segments of pipes with water sprinkles at sunrise on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Hairy crabgrass (Digitaria sanguinalis)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014  Desert spurge (summer poinsettia, Euphorbia heterophylla) with back lit leaves taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015  Fresh leaves of Khaki Burr weed (Alternanthera pungens) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Rosette of silvery leaves of bushy bindweed (Convolvulus prostratus) on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, November 13, 2015  Vein system of leaves of prickly lettuce (Lactuca serriola) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Flower buds of Spanish needle (Bidens pilosa) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Seedling of staggerweed (Stachys arvensis) on washed out gravel on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Close up of white flowers of Eruca vesicaria (rocket) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Flower of bindweed (Convolvulus pilosellifolius(?)) taken from a sandy area between Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Seed head of Spanish needle (Bidens pilosa) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Wild radish (Raphanus sativus) with pink flowers on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016  Panicle inflorescence of common reed grass (Phragmites australis) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Seedling of staggerweed (Stachys arvensis) emerging from gravel wash on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Wild radish (Raphanus sativus) blooming in pink flowers on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016  Leaves of wormseed (Dysphania ambrosioides, Chenopodium ambrosioides) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015  Green algae mats in a pond of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Flower buds of desert spurge (summer poinsettia, Euphorbia heterophylla) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Close up of panicle inflorescence of common reed grass (Phragmites australis) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Spurge (Euphorbia prostrata) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  Mixed weeds on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  Various pebbles washed out on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, November 13, 2015  Water pipes on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, November 13, 2015  Reichardia intermedia(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015  Mat of Tribulus pentandrus(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, August 21, 2015  Morning dew on grasses on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, August 21, 2015  Watering a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Water pipes on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015  Amaranthus hybridus(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015  Green algae mats on surface of a pond of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Fresh leaves of desert heliotrope (turnsole, Heliotropium bacciferum) emerging from earth crack near a pond on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Panicle inflorescence (seed head) of common reed grass (Phragmites australis) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Soft inflorescence (seed head) of common reed grass (Phragmites australis) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Water sprinkles on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Flower bud of Reichardia intermedia(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015  Spiderling (Boerhavia erecta) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  Seedlings of weeds on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Fruits of Leptadenia pyrotechnica taken from periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  Staggerweed (Stachys arvensis) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015  Small brown grasshopper on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015  Bush of Ochradenus aucheri on periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  Staggerweed (Stachys arvensis) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015  Multicolored pebbles washed out on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, November 13, 2015  Barley (Hordeum vulgare) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015  Fruits of Ochradenus aucheri taken from periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  River pebbles washed out on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, November 13, 2015  Green seeds of curly dock (Rumex crispus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015  Brown terminal inflorescence (seed head) of common reed grass (Phragmites australis) in dew on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015  Black pigweed (Trianthema portulacastrum) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, August 21, 2015  Atriplex leucoclada subsp. turcomanica on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, August 21, 2015  Blooming Reichardia intermedia on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015  Carpet of staggerweed (Stachys arvensis) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015  Ochradenus aucheri with flowers and fruits on periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015 |