Chaudhary, S.A., 2001. Clone of Flora of the Kingdom of Saudi Arabia Illustrated: Flora of the Kingdom of Saudi Arabia illustrated, Ministry of Agriculture and Water.

Ghazanfar, S.A., 1994.     Handbook   of   Arabian   Medicinal   Plants  ,  CRC   Press,   Boca   Raton:   [A    comprehensive  list  of  the  medicinal  plants  of  the  Arabian  Peninsula,  their  descriptions  and  uses;   illustrated].