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Polygonaceae

Polygonaceae Juss. - Buckwheat Family

1. Emex spinosa (L.) Campd.

(Centopodium spinosum, Rumex glaber, Rumex spinosus, Vibo spinosa)

Common names: DHers al ajooz, hambaz, hanzab, Prickly Dock

Extract from Wikipedia article: Emex spinosa, commonly known as "devil's thorn" is an annual herbaceous plant of the Polygonaceae. It originates in the warmer parts of the old world, but now has spread with man to other places. It is common in disturbed areas, aspecially in sandy soils. It has shown some weedy behaviour in restricted areas within southern Australia.

LinkPrickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) on a roadside in southern Qatar, February 11, 2014
LinkPrickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) in sand on a roadside in southern Qatar, February 11, 2014
LinkPrickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) in sand near Trainah in southern Qatar, February 14, 2014
LinkPrickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) on roadside of Salwa Road in south-western Qatar, February 21, 2014
LinkFlowers of Prickly Dock (Emex spinosa) on Green Circles (center-pivot irrigation) in Irkhaya Farms. Qatar, January 16, 2015
LinkFemale flowers of Prickly Dock (Emex spinosa) with three thorns on Green Circles (center-pivot irrigation) in Irkhaya Farms. Qatar, January 16, 2015
LinkSeedlings of prickly dock (Emex spinosa) in roadside depression of Dukhan Highway. Qatar, January 15, 2016
LinkSeedlings of Prickly Dock (Emex spinosa) on a roadside near Zubara. North-western Qatar, January 16, 2016
LinkSeedling of prickly Dock (Emex spinosa) extracted from sand on a plane of Rawdat Jarra north-east from Dukhan. Qatar, February 20, 2016
LinkSeedlings of prickly Dock (Emex spinosa) in sand on a plane of Rawdat Jarra north-east from Dukhan. Qatar, February 20, 2016
LinkSmall plant of prickly dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016

2. Polygonum argyrocoleon Steud. ex Kunze

(Polygonum deciduum)

Common names: ghardab, Persian knotweed, silver-sheath knotweed

Extract from Wikipedia article: Polygonum argyrocoleon, common names silver-sheath knotweed and Persian knotweed, is an Asian species of plants in the buckwheat family. It is native to Siberia, western China, Central Asia, and the Middle East. It has also become naturalized in parts of the United States, primarily the Southwest, and northwestern Mexico.

LinkBlooming silver-sheath knotweed (Polygonum argyrocoleon) in a roadside depression of Abu Samra Road in southern Qatar, February 11, 2014
LinkFlowers on terminal spikes of silver-sheath knotweed (Polygonum argyrocoleon) on a roadside of Salwa Road. Qatar, February 14, 2014

3. Polygonum equisetiforme Sm.

(Dioctis equisetifolia, Polygonum aviculare, Polygonum controversum, Polygonum crenatum, Polygonum decumbens, Polygonum ehrenbergii, Polygonum marioticum, Polygonum scoparium, Polygonum suffruticosum, Polygonum tumidum)

Common names: horsetail knotweed, qadab

LinkHorsetail knotweed (Polygonum equisetiforme, local name qadab) in a depression near Salwa Road, south-west from Doha. Qatar, April 23, 2014

4. Rumex crispus

Common names: curly dock

Extract from Wikipedia article: Rumex crispus (curly dock, curled dock or yellow dock) is a perennial flowering plant in the family Polygonaceae, native to Europe and Western Asia.

LinkCurly dock (Rumex crispus) in a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015
LinkFlowers of curly dock (Rumex crispus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015
LinkFruits of curly dock (Rumex crispus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015
LinkClose up of fruits of curly dock (Rumex crispus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015
LinkGreen seeds of curly dock (Rumex crispus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 20, 2015
LinkCurly dock (Rumex crispus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
LinkCurly dock (Rumex crispus) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015

5. Rumex dentatus dentatus L.

(Rumex callosissimus, Rumex ehrenbergii, Rumex halacsyi, Rumex klotzschianus, Rumex menzalensis, Rumex multiflorus, Rumex nipponicus, Rumex obtusifolius, Rumex pectinatus, Rumex quadridentatus, Rumex strictus, Rumex undulatus)

Common names: Aegean Dock, hommad, Khillah

Extract from Wikipedia article: Rumex dentatus is a species of flowering plant in the knotweed family known by the common name toothed dock. It is native to parts of Eurasia and North Africa, and it is widely known elsewhere as an introduced species and a common roadside weed. It grows in disturbed habitat, often in moist areas, such as lakeshores and the edges of cultivated fields. It is an annual or biennial herb producing a slender, erect stem up to 70 or 80 centimeters in maximum height. The leaves are lance-shaped to oval with slightly wavy edges, growing to a maximum length around 12 centimeters. The inflorescence is an interrupted series of clusters of flowers, with 10 to 20 flowers per cluster and each flower hanging on a pedicel. Each flower has usually six tepals, the 3 inner of which are edged with spinelike teeth and have tubercles at their centers.

LinkAegean dock (Rumex dentatus, local names Khillah, hommad) on Green Circles (center-pivot irrigation) in Irkhaya Farms. South-western Qatar, March 29, 2014
LinkClose up of Aegean dock (Rumex dentatus, local names Khillah, hommad) on Green Circles (center-pivot irrigation) in Irkhaya Farms. South-western Qatar, March 29, 2014
LinkSmall plant of Aegean dock (Rumex dentatus, local names Khillah, hommad) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
LinkClose up of Aegean dock (Rumex dentatus, local names Khillah, hommad) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
LinkStand of Aegean dock (Rumex dentatus) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
LinkAegean dock (Rumex dentatus) taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 22, 2016

6. Rumex vesicarius L.

(Acetosa vesicaria, Lapathum vesicarium, Rumex roseus)

Common names: Bladderdock, homeid, hummayDH

LinkBladder dock (Rumex vesicarius, local name Hummeid) in a desert. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
LinkBladder dock (Rumex vesicarius, local name Hummeid or Hanzab, Hambaz) in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
LinkSeeds of Bladder dock (Rumex vesicarius, local name Hummeid) in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
LinkBladderdock (Rumex vesicarius, local name homeid) on a roadside of Salwa Road. Qatar, February 14, 2014
LinkBladderdock (Rumex vesicarius, local name homeid) on roadside in southern Qatar, February 14, 2014
LinkBladderdock (Rumex vesicarius, local name homeid) on roadside of a road to Zubara in Al Magdah farms area, in north-western Qatar, February 22, 2014
LinkBladder dock (Rumex vesicarius, local name Hummeid) in silty depression near Ras Laffan. Northern Qatar, February 28, 2014
LinkBladderdock (Rumex vesicarius, local name homeid) near Zubara exit of Al Shamal Road. Northern Qatar, April 3, 2014
LinkFlowers of bladderdock (Rumex vesicarius, local name homeid) near Zubara exit of Al Shamal Road. Northern Qatar, April 3, 2014
LinkBlooming bladder dock (Rumex vesicarius, local name Hummeid) grown on side of Al Luqta Street, near to Education City. Doha, Qatar, April 11, 2014
LinkBladder dock (Rumex vesicarius) found on roadside near IKEA supermarket. Doha, Qatar, January 24, 2015
LinkStriped Hawkmoth caterpillar (Hyles livornica) eating bladder dock (Rumex vesicarius) found on roadside near IKEA supermarket. Doha, Qatar, January 24, 2015
LinkBladder dock (Rumex vesicarius) found on roadside of Dukhan Road. Qatar, February 13, 2015
LinkBladder dock (Rumex vesicarius) taken from Al Luqta area. Doha, Qatar, March 13, 2015
LinkBlooming Bladder dock (Rumex vesicarius, local name Hummeid) on a roadside east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
LinkBladder dock (Rumex vesicarius, local name Hummeid) on roadside of Salwa Road. Qatar, March 4, 2016
LinkBladder dock (Rumex vesicarius, local name Hummeid) on roadside of Salwa Highway. Southern Qatar, April 8, 2016

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Acknowledgements

QNHG (Qatar Natural History Group) and associated people, for a possibility to participate in their field excursions and to learn about local nature.