Haplophyllum arabicum, Haplophyllum candolleanum, Haplophyllum chesneyanum, Haplophyllum eremophilum, Haplophyllum filifolium, Haplophyllum glabrum, Haplophyllum haussknechtii, Haplophyllum kotschyi, Haplophyllum longifolium, Haplophyllum obovatum, Haplophyllum propinquum, Haplophyllum stocksianum, Haplophyllum trichostylum, Haplophyllum vermiculare, Haplophyllum villosulum, Ruta ciliata, Ruta dichotoma, Ruta glabra, Ruta kotschyi, Ruta montbretii, Ruta obovata, Ruta propinqua, Ruta telephiifolia, Ruta tuberculata
Kheisa, musaykah, Sazab, sinan at-tais, tafar al-tais, zeita
www.catalogueoflife.org
QNHG (Qatar Natural History Group) and associated people, for a possibility to participate in their field excursions and to learn about local nature.