Akhani, H., 2006. Flora Iranica: facts and figures and a list of publications by K. H. Rechinger on Iran and adjacent areas. Rostaniha, 7 (suppl. 2): 19–61.
Bachman, S., Moat, J., Hill, A. W., De La Torre, J., & Scott, B. 2011. Supporting Red List threat assessments with GeoCAT: geospatial conservation assessment tool. ZooKeys, (150): 117-126.
Brullo et al., 2007. Brullo S, Giusso del Galdo G, Guarino R, Minissale P. A survey of the weedy communities of Sicily. Annali di Botanica, 7:27–161.
Chaturvedi, R.K., Raghubanshi, A.S., Singh. J.S. 2011. Carbon density and accumulation in woody species of tropical dry forest in India. Forest ecology and management, 262(8): 1567-1588.
Davis, S.D., Heywood, V.H. & Hamilton, A.C. (Eds.) (1994) Centers of Plant Diversity: A guide and strategy for their Conservation, vol. 1. Europe, Africa, South West Asia, and the Middle East. IUCN Publications Unit, Cambridge, 354.
Ferdinand K., Beggs K. and Whitehead P. 2005. Biodiversity and invasive grass species: multiple-use or monoculture? Wildlife Research, 32: 447–457.
IUCN, 2017. Guidelines for using the IUCN Red List Categories and Criteria Ver. 13. Prepared by the standards and petitions subcommittee, 108p
Jalili, A. and Jamzad, Z., 1999. Red data book of Iran, a preliminary survey of endemic, rare & endangered plant species in Iran. Research Institute of Forest & Range-lands, Tehran, 748 p.
Mandel, J.R., Dikow, R.B.,
Siniscalchi C.M., Thapa R., Watson, L.E., Funk, V.A., 2019. A fully resolved backbone phylogeny reveals numerous dispersals and explosive diversifications throughout the history of Asteraceae.
Proc Natl Acad Sci U S A. Jul 9; 116(28): 14083–14088.
More, S., Conti, F., Bhosal, H., 2020. Nordic Journal of Botany. October 2020. at: https://www.researchgate.net/publication/3448489
Mozaffarian, V., 2006. A taxonomic survey of Echinops L. Tribe Echinopeae (Asteraceae) in Iran: 14 new species and diagnostic keys. -Iran. Journ. Bot., 11 (2): 197-239. Tehran.
Mozaffarian, V. 2008. Compositae: Anthemideae and Echinopeae. In: Assadi, M., Maassoumi, A.A. & Mozaffarian, V. (Eds.) Flora of Iran, vol. 59. Research Institute of Forests and Rangeland, Tehran, pp. 262–391. [in Persian]
Noroozi, J., Talebi, A., Doostmahammadi, M., Manafzadeh, S., Asgarpour, Z., Schneewiss, G.M., 2019. Endemic diversity and distribution of the Iranian vascular flora across phytogeographical regions, biodiversity hotspots, and areas of endemism. Scientific reports. WWW. Nature. Com/Scientific reports.
Rechinger, K.H. 1979 Compositae III-Cynareae. In: Rechinger, K.H. (Ed.) Flora Iranica, vol. 139a. Akademische Druck und Verlagsanstalt, Graz, pp. 1–85
Tilman, D., May, R.M., Lehman, C.L., Nowak, M.A., 1994. Habitat destruction and the extinction debt. Nature, 37(1): 65-66