1.Adams, K.L. and Wendel, J.F. 2005. Polyploidy and genome evolution in plants. Curr. Opin. Plant Bio. 8: 2. 135-41.
2.Anderson, J.A., Mousset-Declas, C., Williams, E.G. and Taylor, N.L. 1991. An in vitro chromosome doubling method for clovers (Trifolium spp.). Genome. 34: 1-5.
3.Bargaei, S.F., Sarikhani, H., Chaei-chi, M. and Kashi, A. 2010. In vitro Polyploidy induction of Melissa officinalis L. I. J. Med. Ar. Plants.26: 3. 283-295. (In Persian)
4.Beck, S.L., Visser, G. and Dunlop, R.W. 2005. A comparison of direct (flow cytometry) and indirect (stomatal guard cell lengths and chloroplast numbers) techniques as a measure of ploidy in black wattle, Acacia mearnsii (de Wild). S. Afr. J. Bot. 71: 3. 354-358.
5.Blakeslee, A.F. and Avery, A.G.1937. Methods of inducing doublingof chromosomes in plants. J. Hered.28: 393-411.
6.Blasco, M., Badenes, M.L. and del Mar Naval, M. 2015. Colchicine-induced polyploidy in loquat (Eriobotrya japonica (Thunb.) Lindl.). Plant Cell Tiss. Org. Cult. 120: 2. 453-461.
7.Cohen, D. and Yao, J.L. 1996. In vitro chromosome doubling of nine Zantedeschia cultivars. Plant Cell Tiss. Org. Cult. 47: 43-49.
8.Dijkstra, H. and Speckmann, G.I.1980. Autotetrapliody in caraway(Carum carvi L.) for the increase of the aetheric oil content of the seed. Euphytica. 29: 89-96.
9.Emsweller, S.L. 1988. Developments in plant breeding due to the use of colchicine. Lily Yearbook of the North American Lily Society. 41: 75-85.
10.Gao, S.L., Zhu, D.N., Cai, Z.H. and Xu, D.R. 1996. Autotetraploid plants from colchicine-treated bud culture of Salvia miltiorrhiza. Plant Cell Tiss. Org. Cult. 47: 1. 73-77.
11.Gotbi Ravandi, E., Dehghan, E., Estaji, A.R. and Naghdi-Badi, H. 2014. Increasing the production of valuable medicinal secondary metabolites by chromosome manipulation: Prespectives and techniques of induction and selection of polyploid plants. J. Med. Plants. 50: 2. 11-25. (In Persian)
12.Griesbach, R.J. 1990. Colchicine-induced polyploidy in Eustoma grandiflorum. Hort. Sci. 25: 1284-1286.
13.Hamill, S.D., Smith, M.K. and Dodd, W.A. 1992. In vitro Induction of banana autotetraploids by colchicine treatment of micropropagated diploids. Aust. J. Bot. 40: 887-896.
14.Heo, J.Y., Jeong, S.H., Choi, H.R. and Park, S.M. 2016. Polyploidy production in lilium leichtlinii var. maximowiczii using colchicine. J. Anim. Plant Sci.26: 4. 1111-1116.
15.Jafarkhani Kermani, M., Abdolmohammadi, M. and Hosseini, Z.S. 2016. Ploidy level of progenitors affects polyploidization and hybridized progenies in roses.1st International and 2nd National Ornamental Plants Congress. Mashhad, Iran. 188p. (In Persian)
16.Jahne, A. and Lorz, H. 1995. Cereal microspore culture. Plant Sci. 109: 1-12.
17.Lavania, U.C. 2005. Genomic and ploidy manipulation for enhanced production of phytopharmaceuticals. Plant Genet. 3: 7-170.
18.Liang, S. and Tamura, M.N. 2000. Lilium, Flora of China. Science Press, Beijing and Missouri Botanical Garden Press, St. Louis. 24: 135-149.
19.Murashige, T. and Skoog, R. 1962. A revised medium for rapid growth and bioassays with tobacco tissue culture. Physiol. Plant. 15: 473-497.
20.Okazaki, K. and Hane, Y. 2005. Comparison of diploid and chimeric forms (4x/2x) of asiatic hybrid lilies (Lilium spp.) under natural and early forcing culture. N. Zeal. J. Crop Hort. Sci. 33: 261-267.
21.Omidbaigi, R., Mirzaee, M., Hassani, M.E. and Sedghi Moghadam, M.2010a. Induction and identification
of polyploidy in basil (Ocimum basilicum L.) medicinal plant by colchicine treatment. Int. J. Plant Produc. 4: 2.87-98.
22.Omidbaigi, R., Yavari, S., Hassani,M.E. and Yavari, S. 2010b. Inductionof autotetraploidy in Dragonh (Dracocephalum moldavica L.) by colchicine treatments. J. Fruit Or. Plant Res. 18: 1. 23-35.
23.Otto, S.P. and Whitton, J. 2000. Polyploid incidence and evolution. Ann. Rev. Genet. 34: 37-401.
24.Park, S.M., Hiramatsu, M. and Wakana, A. 1999. Aneuploid plants derived from crosses with triploid grapes through immature seed culture and subsequent embryo culture. Plant Cell Tiss. Org. Cult. 59: 2. 125-133.
25.Sarathum, S., Hegele, M., Tantiviwat, S. and Nanakorn, M. 2010. Effect of concentration and duration of colchicine treatment on polyploidy induction in Dendrobium scabrilingue L. Eur. J. Hort. Sci. 75: 3. 123-127.
26.Silva, P.A.K.X., Sidia, C.J. andMaria, H.B.Z. 2000. Induction and identification of polyploids in Cattleya intermedia Lindl. (orchidaceae) byin vitro techniques. Ciencia Rural.30: 105-111.
27.Singh, R.N. and Roy, S.K. 1988. Induced colchiploidy in Petuniahybrida. Horticulture Morphocytogenetical studies. Cytologia. 53: 3. 577-584.
28.Song, P., Kang, W. and Peffley, E.B. 1997. Chromosome doubling of Allium fistulosum × A. cepa interspecific
F1 hybrids through colchicine treatment of regenerating callus. Euphytica.93: 257-262.
29.Van Holsteijn, H.M. 1994. Plant breeding of ornamental crops: Evolution to a bright future. Acta Hort. 355: 63-69.
30.Van Tuyl, J.M., Van Holsteijn, H.M. and Kwakkenbos, A.A. 1990. Research on polyploidy in interspecific hybridization of lily. Acta Hort.266: 323-329.
31.Vandehout, H., Ortiz, R., Vuylsteke, D., Swennen, R. and Bai, K.V. 1995. Effect of polyploidy on stomatal and other quantitative traits in plantain and banana hybrids. Euphytica. 83: 117-122.
32.Yetisir, H. and Sari, N. 2003. A new method for haploid muskmelon (Cucumis melo L.) dihaploidization. Sci. Hort. 98: 277-283.
33.Yuan, S., Liu, C. and Ming, J. 2016.A new lily cultivar ' dandie. Acta Hort. Sin. 43: 1-2.
34.Zahedi, A.A. 2014. The effects of colchicine on some morphological, biochemical and cytogenetic of Dracocephalum kotschyi Boiss. M.Sc. Thesis. Urmia University, Iran. 96p.
35.Zhang, Z., Dai, H., Xiao, M. andLiu, X. 2008. In vitro induction of tetraploids in phlox subulata L. Euphytica. 159: 59-65.
36.Zhang, H., Shaoy, A., Juan, H.,Zhe, L., Xiang, L., Han, B. and Ren,C. 2018. Induction, identification and characterization of polyploidy inStevia rebaudiana Bertoni. Plant Bio. 35: 81-86.