Dracocephalum heterophyllum (DH) is a Chinese herbal medicine used in treating hepatitis. However, the protective effects and pharmacological mechanisms of DH in hepatitis are unknown. In this study, we found that pretreatment with DH extract significantly ameliorated liver injury and suppressed the production of inflammatory cytokines, including tumor necrosis factor (TNF-α) and interferon-γ (...

Dracocephalum jacutense is endemic to eastern Siberia of Russia and accepted in the rare endangered category. The plant was first collected by K.S. Baikov 1985 vicinity village Sangar (Kobyaysky district, Yakutia) then described G.A. Peshkova “Flora Siberia” 1997. D. has been introduced Botanical Garden Yakutia since 2009. aim this work conduct a comparative analysis chemical composition aerial...

Dracocephalum ruyschiana L. is an Eurasian continental species with a fragmented distribution extending from the boreal regions to Asian steppes and European mountains. In Pyrenees it only known three locations in France, but two of them have not been rediscovered modern times, there are no citations Spain or Andorra. summer 2021 population was found Val d’Aran (Catalan Pyrenees, Spain). A comp...

A composition of taxa included in Dracocephalum imberbe Bunge s. l. is discussed. Species rank D. laniflorum Rupr. reinstated based on the following characters: underground part represented by a system branching rhizomes, bracts absent, calyx 12–14 mm long, with triangular or narrowly triangular, pointless teeth, middle tooth upper lip up to 1.5 times wider than lateral ones and plant being nea...