title: Quantitative Anatomical Characteristics of the Leaf Blades of the Several Species of &lt;i&gt;Crataegus&lt;/i&gt; L.
abstract: Introduction . The Crataegus L. (Hawthorn) is a common herb in numerous Pharmacopoeias. The State Pharmacopoeia of the Russian Federation provides hawthorn fruits and flowers for medical utilization. With that, the literature data confirms the medical utility of hawthorn leaves since the “leaves” and the “flowers with leaves” have pharmacopoeial status worldwide. Therefore, those are considered as prospective forms of Crataegus raw material for Russian pharmaceutical production. However, most sp
journal: Drug development & registration