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Calendula arvensis (Vaill.) L.

Synonyms

Calendula aegyptiaca, Calendula alata, Calendula bicolor, Calendula brachyglossa, Calendula byzantina, Calendula ceratosperma, Calendula cristagalli, Calendula echinata, Calendula gracilis, Calendula karakalensis, Calendula macroptera, Calendula malacitana, Calendula malvaecarpa, Calendula micrantha, Calendula parviflora, Calendula persica, Calendula platycarpa, Calendula repanda, Calendula sancta, Calendula sicula, Calendula sinuata, Calendula stellata, Calendula subinermis, Calendula sublanata, Calendula sylvestris, Calendula undulata, Caltha arvensis, Caltha graveolens

Common names

Field Marigold, hanwa

Extract from Wikipedia article

Calendula arvensis is a species of flowering plant in the daisy family known by the common name field marigold. It is native to central and southern Europe, and it is known across the globe as an introduced species. It is an annual herb not generally exceeding 15 centimeters in height. The leaves are lance-shaped and borne on petioles from the slender, hairy stem. The inflorescence is a single flower head up to 4 centimeters wide with bright yellow to yellow-orange ray florets around a center of yellow disc florets. The fruit is an achene which can take any of three shapes, including ring-shaped, that facilitate different methods of dispersal.

LinkField Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) growing in a silty depression on roadside of a road to Zubara in Al Magdah farms area, in north-western Qatar, February 22, 2014
Location on mapsAl Ghuwairiya HC St, Al-Ghuwayriyah, Qatar
LinkFlowers and seeds of Field Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on roadside of a road to Zubara in Al Magdah farms area, in north-western Qatar, February 22, 2014
Location on mapsAl Ghuwairiya HC St, Al-Ghuwayriyah, Qatar
LinkFlowers of Field Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on roadside of a road to Zubara in Al Magdah farms area, in north-western Qatar, February 22, 2014
Location on mapsAl Ghuwairiya HC St, Al-Ghuwayriyah, Qatar
LinkSeeds with flowers of Field Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on roadside of a road to Zubara in Al Magdah farms area, in north-western Qatar, February 22, 2014
Location on mapsAl Ghuwairiya HC St, Al-Ghuwayriyah, Qatar
LinkField Marigold (Calendula arvensis, local name hanwa) near Al Khor Hospital. Qatar, January 9, 2015
Location on mapsUnnamed Road, Qatar
LinkSeeds of Field Marigold (Calendula arvensis) taken from roadside near Al Khor Hospital. Qatar, January 9, 2015
LinkFlower and seeds of Field Marigold (Calendula arvensis) taken from roadside near Al Khor Hospital. Qatar, January 9, 2015
LinkField Marigold (Calendula arvensis, local name hanwa) on roadside of a road from Dukhan to Al Jumayliyah. Western Qatar, January 30, 2015
Location on mapsUnnamed Road, Qatar
LinkField Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on a roadside near Zubara. North-western Qatar, January 16, 2016
Location on mapsUnnamed Road, Qatar
LinkBlooming Field Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on a roadside near Zubara. North-western Qatar, January 16, 2016
Location on mapsUnnamed Road, Qatar
LinkFlowers of Field Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on a roadside near Zubara. North-western Qatar, January 16, 2016
Location on mapsUnnamed Road, Qatar
LinkPlant of Field Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on a roadside near Zubara. North-western Qatar, January 16, 2016
Location on mapsUnnamed Road, Qatar
LinkField Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on roadside of a road to Zubara in area of Al Magdah farms. Northern Qatar, January 29, 2016
Location on mapsUnnamed Road, Qatar
LinkFlowers of field Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on roadside of a road to Zubara in area of Al Magdah farms. Northern Qatar, January 29, 2016
Location on mapsUnnamed Road, Qatar
LinkPlant of field Marigold (Calendula arvensis, Calendula micrantha, local name hanwa) on roadside of a road to Zubara in area of Al Magdah farms. Northern Qatar, January 29, 2016
Location on mapsUnnamed Road, Qatar

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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.