Akçin, Ö. E. 2007a: Nutlets micromorphology of some Onosma L. (Boraginaceae) species from Turkey. -Biologia Bratislava 62: 684–689.
Akçin, Ö. E. 2007b: The morphological and anatomical properties of endemic Onosma armenum DC. (Boraginaceae) species. –International Journal of Natural and Engineering Sciences 1: 37–43.
Akçin, Ö. E. & Binzet, R. 2010: The micromorphological and anatomical properties of Onosma angustissimum Hausskn. & Bornm. and O. cassıum Boiss. (Boraginaceae). - Bangladesh Journal of Plant Taxonomy 17: 1–8.
Akçin, Ö. E. & Binzet, R. 2011: Micromorphological studies on nutlets of some Onosma L. (Boraginaceae) species from Turkey. -Pakistan Journal of Botany 43: 743–752.
Aytaç, Z. & Türkmen, Z. 2011: A new Onosma L. (Boraginaceae) species from southern
Anatolia, Turkey. -Turkish Journal of Botany 35: 269–274.
Azizian, D., Khatamsaz, M. & Kasaian, J. 2000: The taxonomic significance of leaf anatomy in the genus Onosma L. (Boraginaceae) in Iran. -The Iranian Journal of Botany 8: 167–180.
Ball, P. W. 1972: Onosma L. in Tutin, T. G., Heywood, V. H., Burges, N. A., Valentine, D.
H., Walters, S. M. & Webb, D. A. (eds.) Flora Europea 4: 89–94. -Cambridge Univ. Press, Cambridge.
Beyazoğlu, O., Türkmen, Z., Coşkunçelebi, K., Makbul, S. & Kodal, G. 2008: The morphological and leaf anatomical features of some Onosma L. (Boraginaceae) species. -19. National Biology Congress, Trabzon, Turkey, pp. 332. (in Turkish).
Binzet, R. 2011: Pollen morphology of some Onosma species (Boraginaceae) from Turkey. - Pakistan Journal of Botany 43: 731–741.
Binzet, R. & Akçin, Ö. E. 2012: The anatomical properties of two Onosma L. (Boraginaceae) species from Turkey. -Journal of Medicinal Plants Research 6: 3288–3294.
Binzet, R., Kandemir, İ. & Orcan, N. 2010: Palynological classification of Onosma L. (Boraginaceae) species from east Mediterranean region in Turkey. -Acta Botanica Croatica 69: 259–274.
Binzet, R. & Orcan, N. 2007: A new species of Onosma L. (Boraginaceae) from southern Turkey. -Novon, A Journal for Botanical Nomenculature 17: 8–10.
Cadirci, E., Suleyman, H., Aksoy, H., Halici, Z., Ozgen, U., Koç, A. & Ozturk, N. 2007: Effects of Onosma armeniacum root extract on ethanol-induced oxidative stress in stomach tissue of rats. -Chemico-Biological Interactions 170: 40–48.
Cecchi, L., Coppi, A. & Selvi, F. 2011: Evolutionary dynamics of serpentine adaptation in Onosma (Boraginaceae) as revealed by ITS sequence data. -Plant Systematics and Evolution 297: 185–199.
Coşkunçelebi, K., Makbul, S., Türkmen, Z. & Beyazoğlu, O. 2008: Anatomical properties of some endemic Onosma L. (Boraginaceae) species. -19. National Biology Congress, Trabzon, Turkey, pp. 334. (In Turkish).
Davis, P. H., Mill, R. R. & Tan, K. 1988: Flora of Turkey and the east Aegean islands vol. 10: 590. -Edinburg Univ. Press, Edinburg.
Diane, N., Jacob, C. & Hilger, H. H. 2003: Leaf anatomy and foliar trichomes in Heliotropiaceae and their systematic relevance. -Flora 198: 468–485.
El-Shazly, A., Abdel-Ghani, A. & Wink, M. 2003: Pyrrolizidine alkoloids from Onosma arenaria (Boraginaceae). -Biochemical Systematics and Ecology 31: 477–485.
Güner, A. 2000: Onosma L. in Güner, A., Özhatay, N., Ekim, T. & Baser, K. H. C. (eds.), Flora of Turkey and the east Aegean islands. -Edinburgh Univ. Press, Edinburgh.
Kandemir, A. & Türkmen, Z. 2010: A new species of Onosma (Boraginaceae) from eastern Turkey. -Turkish Journal of Botany 34: 277–282.
Maggi, F., Kolarčik, V. & Mártonfi, P. 2008: Palynological analysis of five selected Onosma taxa. -Biologia 63: 183–186.
Makbul, S., Coskuncelebi, K. & Beyazoglu, O. 2011a: Notes on the stem anatomy of Scorzonera (Asteraceae) taxa from northeast Turkey. -Phytologia Balcanica 17: 113–121.
Makbul, S., Coskuncelebi, K., Türkmen, Z. & Beyazoglu, O. 2011b: Comparison of foliar anatomy of Scorzonera L. (Asteraceae) taxa from northeast Anatolia. -Pakistan Journal of Botany 43: 135–155.
Makbul, S., Türkmen, Z., Kandemir, A. & Beyazoglu, O. 2008a: Morphological, anatomical and palynological properties of endemic Onosma sintenisii Hausskn. & Bornm. (Boraginaceae). -The Herb Journal of Systematic Botany 15: 125–136.
Makbul, S., Türkmen, Z., Coskuncelebi, K. & Beyazoglu, O. 2008b: Anatomical and pollen characters in the genus Epilobium L. (Onagraceae) from northeast Anatolia. -Acta Biologica Cracoviensia Series Botanica 50: 57–67.
Mehrabian, A. R., Sheidai, M., Noormohammadi, Z., Asrei, Y. & Mozafarian, V. 2011. Inter - simple sequence repeats (ISSR) and morphological diversity in Onosma L. (Boraginaceae) species in Iran. -African Journal of Biotechnology 10(53): 10831–10838.
Metcalfe, C. R. & Chalk, L. 1979: Anatomy of Dicotyledons. Oxford Univ. Press, London.
Özgen, U., Coşkun, M., Kazaz, C. & Seçen, H. 2004: Naphthoquinones from the roots of Onosma argentatum Hub.-Mor. (Boraginaceae). -Turkish Journal of Chemistry 28: 451–454.
Özörgücü, B., Gemici, Y. & Türkan, İ. 1991: Comparative Plant Anatomy. -Ege Univ., Science Fac. Publications, No: 129, Izmir, Turkey. (In Turkish).
Pignatti, S. 1982: Flora of Italy. -Edagricole, Bologna.
Podani, J. 1993: Multivariate Data Analysis in Ecology and Systematic, A methodological guide to Syn-Tax 5.0 Package. -SPB Academic Publishing, Netherlands.
Qureshi, U. S. & Qaiser, M. 1987: Palynological study of Onosma (Boraginaceae) from Pakistan. -Pakistan Journal of Botany 19: 99–105.
Riedl, H. 1978: Boraginaceae in Davis, P. H. (ed.) Flora of Turkey and the east Aegean Islands vol. 6: 237-437. -Edinburg Univ. Press, Edinburgh.
Riedl, H., Binzet, R. & Orcan, N. 2005: A new species of Onosma (Boraginaceae- Lithospermeae) from southern Turkey. -Edinburgh Journal of Botany 61: 127–130.
Selvi, F. & Bigazzi, M. 2001: Leaf surface and anatomy in Boraginaceae tribe Boragineae with respect to ecology and taxonomy. -Flora 196: 269–285.
Sneath, P. H. A. & Sokal, R. R. 1973: Numerical Taxonomy: The principles and practice of numerical classification. -W. H. Freeman and Company, San Francisco.
Teppner, H. 1981: Karyosystematik von Onosma stellulatum, O. pygmaeum und O. leptanthum (Boraginaceae). -Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 192: 297–306.
Teppner, H. 1991: Karyology of some Greek Onosma species (Boraginaceae). –Botanica
Chronika 10: 271–292.
Teppner, H. 1996: Die Onosma arten (Boraginaceae- Lithospermeae) rumäniens. -Stapfia 45:47–54.
Türkmen, Z. 2006: Morphological and palynological features of Onosma L. (Boraginaceae) taxa distributed in Black Sea Region of Turkey, PhD Thesis, K.T.U., Institute of Science, Trabzon, Turkey. (in Turkish).
Vardar, Y. 1987: Preparation Technique in Botany. -Science Fac. Publications, Izmir, Turkey. (In Turkish).
Watson, L. & Dallwitzs, M. J. 1991: The families of angiosperm: automated descriptions, with interactive identification and information retrieval. -Australian Systematic Botany 4: 681–695.
Yentür, S. 2003: Plant anatomy. -Istanbul University, Science Fac., Biology Dep., No: 227, Istanbul, Turkey (in Turkish).
)
