Home PagePicture ArchivesFlora of QatarBrassicaceaeBrassica tournefortii

Brassica tournefortii Gouan

Synonyms

Brassica sisymbrioides, Brassica stocksii, Eruca erecta, Erucastrum minutiflorum, Erucastrum tournefortii, Sinapis caspica

Common names

African mustard, Asian mustard, qarraS, shiltam, wild-turnip

Extract from Wikipedia article

The mustard species Brassica tournefortii is known by the common names Asian mustard, African mustard, and Sahara mustard, and is well known as an invasive species, especially in California.[+]

AI-generated Description

Brassica tournefortii, also known as Asian mustard or Sahara mustard, is an annual herb native to the Mediterranean region and parts of Asia. In Qatar, it has been found growing in coastal areas, saline flats, and disturbed habitats. Studies have reported its presence in various locations, including the northeastern coast and inland areas. The plant is characterized by its small yellow flowers, hairy stems, and pinnatifid leaves. Its ability to thrive in salty environments makes it a common sight in Qatar's arid landscapes.

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
LinkLower (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
Location on mapsUnnamed Road, Qatar
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
LinkBasal 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
Location on mapsUnnamed Road, Qatar
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, 2015
LinkDramatic 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, 2015
Location on mapsUnnamed Road, Qatar
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
LinkEarly 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
Location on mapsUnnamed Road, Qatar
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
LinkYoung, 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
Location on mapsUnnamed Road, Qatar
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
LinkSmall 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
Location on mapsUnnamed Road, Qatar
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
LinkSmall 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
Location on mapsUnnamed Road, Qatar
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
LinkEarly 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
Location on mapsUnnamed Road, Qatar
Hairy basal leaves of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) in roadside depression near Dukhan Highway. Qatar, January 15, 2016
LinkHairy basal leaves of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) in roadside depression near Dukhan Highway. Qatar, January 15, 2016
Location on mapsDukhan Hwy, Ash-Shahaniyah, Qatar
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
LinkSahara 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
Location on mapsUnnamed Road, Qatar

AI-generated summary of observations

The plant Brassica tournefortii, also known as Sahara mustard or Asian mustard, was observed to have hairy basal leaves with stiff, lobed, and serrate petioles. The lower surface of the leaves was found to be hairy. The plant produces small yellow flowers and beaked fruits. In its early season, it forms a basal rosette of divided hairy leaves. As it grows, it develops into a lush plant with dramatic leaves. The plant was observed in various stages of growth, from seedlings to blooming plants, in different locations in Qatar, including Irkhaya Farms and roadside depressions near Dukhan Highway. The observations were made over several months, from December 2015 to March 2016, indicating the plant's ability to thrive in Qatar's environment.

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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.