Akkol, E. K., Acıkara, Ö. B., Süntar, I., Ergene, B. & Çitoğlu, G. S. 2012: Ethnopharmacological evaluation of some Scorzonera species: In vivo anti-inflammatory and antinociceptive effects. -Journal of Ethnopharmacology 140(2): 261-270. https://doi.org/10.1016/j.jep.2012.01.015
Assadi, M., Maassoumi, A. A., Khatamsaz, M. & Mozaffarian, V. (eds), 1988–2018: Flora of Iran. vols. 1–147. Research Institute of Forests and Rangelands Publications, Tehran.
Assadi, M. 2006: Distribution patterns of the genus Acantholimon (Plumbaginaceae) in Iran. Iranian Journal of Botany 12 (2): 114-120.
Bali, A. & Bahmanpoor, A. 2012: The distribution map of Iranian Protected Areas. –Tehran: Department of Environment.
Barthlott, W., Lauer, W. & Placke, A. 1996: Global distribution of species diversity in vascular plants: towards a world map of phytodiversity. -Erdkunde 50 (41): 317–327.
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.
Crisp, M. D., Laffan, S., Linder, H. P. & Monro, A. 2001: Endemism in the Australian flora. -Journal of Biogeography 28:183-198. https:// doi.org/10.1046/j.1365-2699.2001.00524.x.
Cressie, N. A. C. 1991: Statistics for Spatial Data. John Wiley and Sons, New York, USA.
Dafni, A., Cohen, D. & Noy-Mier, I. 1981: Life-cycle variation in geophytes. -Annals of the Missouri Botanical Garden 652-660.
Dobson, A. P., Bradshaw, A. D. & Baker, A. Á. 1997: Hopes for the future: restoration ecology and conservation biology. -Science 277(5325): 515-522.
Esri, 2000: ArcView Gis Ver. 3.2a. Environmental Systems Research Institute Inc., California.
Hatami, E. & Khosravi, A. R. 2013: Mapping of the geographic distribution of C3 and C4 species of the family Chenopodiaceae in Iran. -Iranian Journal of Botany 19:263-276. http://dx.doi.org/10.22092/ijb.2013.4164
Hatami, E., Mirtadzadini, M., Bordbar, F. & Jones, K. E. 2020: Delimitation of Iranian species of Scorzonera subg. Podospermum and S. subg. Pseudopodospermum (Asteraceae, Cichorieae) based on morphological and molecular data. –Willdenowia 50(1):39-63. https://doi.org/ 10.3372/wi.50.50105.
Hatami, E. & Mirtadzadini, M. 2022: Notes on the identity of Scorzonera picridioides and Scorzonera paradoxa (Asteraceae). -Feddes Repertorium 133(2): 152-161. https://doi.org/ 10.1002/fedr.202100044.
Hatami, E., Jones, K. E., & Kilian, N. 2022: New insights into the relationships within subtribe Scorzonerinae (Cichorieae, Asteraceae) using hybrid capture phylogenomics (Hyb-Seq). -Frontiers in Plant Science https://doi.org/ 10.3389/fpls.2022.851716.
Hedge, I. C. & Wendelbo, P. 1978: Patterns of distribution and endemism in Iran. Notes from the Royal Botanic Garden Edinburgh. 36(2): 441-464.
Hijmans, R. J. & Spooner, D. M. 2001: Geographic distribution of wild potato species. -American Journal of Botany 88(11): 2101-2112. https://doi.org/10.2307/3558435.
Jalili, A. & Jamzad, Z. 1999: Red data book of Iran: a preliminary survey of endemic, rare and endangered plant species in Iran. Research Institute of Forests and Rangelands, Tehran.
Jetz, W., Rahbek, C. & Colwell, R. K. 2004: The coincidence of rarity and richness and the potential signature of history in centers of endemism. -Ecology Letters 7(12): 1180-1191. https://doi.org/10.1111/j.1461-0248.2004.00678. x.
Khajoei Nasab, F. & Khosavi, A. R. 2020: Identification of the areas of endemism (AOEs) of the genus Acantholimon (Plumbaginaceae) in Iran. -Plant Biosystems 154: 726-736. https://doi.org/10.1080/11263504.2019.1686078.
Kier, G. & Barthlott, W. 2001: Measuring and mapping endemism and species richness: a new methodological approach and its application on the flora of Africa. -Biodiversity and Conservation 10(9):1513-1529.
https://doi.org/ 10.1023/A:1011812528849.
Kier, G., Mutke, J., Dinerstein, E., Ricketts, T. H., Küper, W., Kreft, H. & Barthlott, W. 2005: Global patterns of plant diversity and floristic knowledge. -Journal of Biogeography 32(7): 1107-1116. https://doi.org/10.1111/j.1365-2699. 2005.01272.x.
Kolahi, M., Sakai, T., Moriya, K, Makhdoum, M. F. & Koyama, L. 2013: Assessment of the effectiveness of protected areas management in Iran: a case study in Khojir National Park. -Environmental Management 52(2): 514-530. https://doi.org/10.1007/s00267-013-0061-5.
Lendzion, K., Gornowicz, A., Bielawski, K. & Bielawska, A. 2021: Phytochemical Composition and Biological Activities of
Scorzonera Species. International Journal of Molecular Sciences 22 (10):5128.
https://doi.org/10.3390/ijms2210518.
Lipschitz, S. J. 1935: Fragmenty k monografii roda Scorzonera / Fragmenta Monographiae Generis Scorzonera L. [1]. Transactions of the Rubber and Guttapercha Institute, Moscow 1: 1–164 [in Russian].
Lipschitz, S. J. 1964: Scorzonera L. Pp. 27 – 111 in: Bobrov EG, Tzvelev NN (ed.), Flora URSS XXIX. Izdatelstvo “Nauka”, Moskva and Leningrad [in Russian].
Mehrabian, A., Khajoei Nasab, F. & Amini Rad, M. 2021: Distribution patterns and priorities for conservation of Iranian Endemic Monocots: determining the Areas of Endemism(AOEs). -Journal of Wildlife and Biodiversity 5(2): 69–87. https://doi.org/10.22120/jwb.2020.136616.1188.
Mehrabian, A. R., Khajoei Nasab, F., Fraser-Jenkins, C. R. & Tajik, F. 2020a: Distribution patterns and priorities for conservation of Iranian pteridophytes. -Fern gazette 21(4):141–160.
Meyers, N., Mittermeier, R. A., Mittermeier, C. G. & da Fonseca, G. A. B. 2000: Biodiversity hotspots for conservation priorities. -Nature 403: 853–858. https://doi.org/10.1038/35002501.
Mutke, J. & Barthlott, W. 2005: Patterns of vascular plant diversity at continental to global scales. -Biologiske skrifter 55(4): 521-531.
Noroozi, J., Moser, D. & Essl, F. 2016: Diversity, distribution, ecology and description rates of alpine endemic plant species from Iranian mountains. -Alpine botany 126(1): 1-9 https://doi.org/10.1007/s00035-015-0160-4.
Noroozi, J., Talebi, A., Doostmohammadi, M., Rumpf, S. B., Linder, H. P. & Schneeweiss, G. M. 2018: Hotspots within a global biodiversity hotspot - areas of endemism are associated with high mountain ranges. -Scientific Report 8: 10345 https://doi.org/10.1038/s41598-018-28504-9.
Noroozi, J., Talebi, A., Doostmohammadi, M. & Bagheri, A. 2020: The Zagros Mountain range. In Plant Biogeography and Vegetation of High Mountains of Central and South-West Asia (pp. 185-214). –Springer, Cham.
Prendergast, J. R., Quinn, R. M., Lawton, J. H., Eversham, B. C. & Gibbons, D. W. 1993: Rare species, the coincidence of diversity hotspots and conservation strategies. -Nature 365(6444): 335-337 https://doi.org/10.1038/365335a0.
Raunkiaer, C. 1934: The Life Forms of Plants and Statistical Plant Geography. Clarendon Press, Oxford. 631 p.
Rebelo, A. G. 1994: Iterative selection procedures: centers of endemism and optimal placement of reserves. -Strelitzia, 1: 231–257.
Rebelo, A. G. & Siegfried, W. R. 1992: Where should nature reserves be located in the Cape Floristic Region, South Africa? Models for the spatial configuration of a reserve network aimed at maximizing the protection of diversity. -Conservation Biology 6: 243–252. https://doi. org/10.1046/j.1523-1739.1992. 620243.x
Rechinger, K. H. 1951: Grundzüge der Pflanzenverbreitung im Iran. -Zoologisch-Botanischen Gesellschaft in Wien 92:181–18.
Rechinger, K. H. 1977: Scorzonera. – Pp. 16 – 79 in: Rechinger K. H. (ed.), Flora iranica 122. Graz: Akademische Druck- u. Verlagsanstalt.
Rees, A. R. 1972: The Growth of Bulbs. Academic Press, London and New York. 291 p.
Renz, J. 1978: Orchidaceae vol 126. Flora Iranica. Akademische Druck-und Verlagsanstalt, Gra.
Safavi, S. R. 2004: A new record and an interesting species of the genus Scorzonera L. from Iran. -Iranian Journal of Botany 10(2): 159-162.
Safavi, S. R. 2013: Scorzonera. – Pp. 353 – 442 in: Safavi SR, Naseh Y, Jafari E, Tavakoli Z, Heidarnia N, Tribe Cichorieae, Asteraceae, Flora of Iran. 77. Research Institute of Forest and Rangelands, Tehran [in Persian].
Safavi, S. R. 2016: A new species of Scorzonera (Asteraceae) from Natanz, Iran. –Iranian Journal of Botany 22: 1-5.
Takhtadzhian, A. L., Takhtadzhian, L. A., Takhtajan, A. & Crovello, T. J. 1986: Floristic regions of the world. –University of California press.
Thiers, B. 2022 [continuously updated]: Index Herbariorum: A global directory of public herbaria and associated staff. New York Botanical Garden’s Virtual Herbarium. Available from: http://sweetgum.nybg.org/ science/ih/ (accessed 10 January 2022).
Wagnetiz, G. 1986: Centaurea in South-West Asia: Patterns of distribution and diversity. -Proceedings of the Royal Society of Edinburgh. Sect. B. Biological Sciences B 89: 11-21.
Williams, P., Gibbons, D., Margules, C., Rebelo, A., Humphries, C. & Pressey, R. L. 1996: A comparison of richness hotspots, rarity hotspots and complementary areas for conserving diversity using British birds. -Conservation Biology 10: 155–174. https://doi.org/ 10.1046/j.1523-1739.1996.10010155.x.
Zaika, M. A., Kilian, N., Jones, K., Krinitsina, A. A., Nilova, M. V., Speranskaya, A. S. & Sukhorukov, A. P. 2020: Scorzonera sensu lato (Asteraceae, Cichorieae) – taxonomic reassessment in the light of new molecular phylogenetic and carpological analyses. -PhytoKeys 137:1-85 https://doi.org/10.3897/ phytokeys.137.46544
Zohary, M. 1973: Geobotanical foundations of the Middle East. Vol. 1-2. Gustav Fischer Verlag Press, Stuttgart. 739 p
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