Comparative Morphological and Anatomical Study of Onosma caucasica Levin. ex M. Pop. and Onosma sericea Willd. (Boraginaceae Juss.)

Janna Vladimirovna Daironas^1*, Fatima Kazbekovna Serebryanaya¹, Ifrat Nazimovich Zilfi karov²

¹Department of Pharmacognosy and Department of Botany, Pyatigorsk Medical and Pharmaceutical Institute, a Branch of Volgograd State Medical University Ministry of Health of Russian Federation, Pyatigorsk, 357532, Kalinina 11, Russia,

²Department of Phytochemistry, The State Scientifi c Institution the All-Russia Scientifi c Research Institute of Medicinal and Aromatic Plants (VILAR), Moscow, Grin Str. 7, Russia.