Al-Hussaini ,Aseel Fuad A. (2006). Comparative Morphological Study for more than thirty species of Salvia L. (Labiatae) in Iraq. University of Baghdad .Master thesis.
Alziar, G. (1989) Catalogue synonymique des Salvia du monde (Lamiaceae). Muséum d`histoire naturelle. French.
Harley, R.M., Atkins, S., Budantsev, A.L., Cantino, P.D., Conn, B.J., Grayer, R., Harley, M.M., De Kok, R., Krestovskaja, T., Morales, R., Paton, A., Ryding, O., and Upson, T. (2004). Labiatae. In: Kadereit JW, ed. The families and genera of vascular plants, Vol. VII. – flowering plants: dicotyledons (Lamiales except Acanthaceae including Avicenniaceae). Berlin and Heidelberg: Springer Verlag. 167–275.
Kintzios, S.E. (2000). SAGE the Genus Salvia. Harwood Academic Publishers. Netherlands. Pp:289.
Panagiotopoulos, E. , C. Kapetanos , M. Skapeti , C. Cholevas , J. Drossopoulos , M. Loukas and S. E. Kintzios (2000). The ecophysiology of Salvia: Disorders and Adaptation. from ( Sage The Genus Salvia) Harwood Academic Publishers, The Netherlands, pp:27–46.
Shirsat, R., Kokate, P., and Surdakar. (2012) Morphological and Anatomical Characterization of Salvia Plebeia from Maharashtra (India). Bioscience Discovery. 3(2): 165-168.
Simpson, M.G. (2006). Plant Systematic. Elsevier Academic Press.Canada.
Walker, J.B., Sytsma, K.J. (2007). Staminal evolution in the genus Salvia (Lamiaceae): molecular phylogenetic evidence for multiple origins of the staminal lever. Annals of Botany. 100: 375–391.
Watson, L., and Dallwitz, M.J. (1992). The families of flowering plants. deions, illustrations, identification, and information retrieval. Version: 19th December 2012. http://delta-intkey.com.
Kapotis G., Zervoudakis G., Veltsistas T. and Salahas G.(2003) Comparison of Chlorophyll Meter Readings with Leaf Chlorophyll Concentration in Amaranthus vlitus: Correlation with Physiological Processe. Russian Journal of Plant Physiology.50 (3) pp. 395-397.
Miyashita, K. .(2005) Recovery responses of photosynthesis, transpiration, and stomatal conductance in kidney bean following drought stress. Environmental and Experimental Botany, Volume 53, Issue 2, Pages 205–214. Okayama, Japan
Sage , R. F., & Monson, R. K. (1999) C4 Plant Biology. Academic Press.U.K.
Strzalka ,K and Pieter K.(1999)Plant Physiology Ecology. Academic press. USA