Centaurea scoparia
Centaurea sinaica
Centropodia forskaolii
Chenopodiastrum murale
Chrozophora oblongifolia
Cistanche tubulosa
Citrullus colocynthis
Cleome amblyocarpa
Coincya tournefortii
Commicarpus helenae
Convolvulus fatmensis
Convolvulus spicatus
Crotalaria aegyptiaca
Crucianella membranacea
Cucumis prophetarum
Cuscuta campestris
Cymbopogon schoenanthus
Cynanchum radians
Cynodon dactylon
Cynomorium coccineum
Cyperus conglomeratus
Deverra triradiata
Dianthus strictus
Dipcadi erythraeum