[Macroscopic and microscopic identification of Mongolian medicine Potentilla glabra]

To provide the identification basis for Mongolian medicine Potentilla glabra.

Macroscopic and microscopic identification were applied to observe macroscopic, histological, superficial, and powder characteristics of its stems and leaves.

The following characteristics were observed: The cork layer sandwiched with sclerenchyma ring which was main composed of fibers, accompanied by stone cells and large cell layer; Catheter with fiber existed in xylem; Beaded thickened anticlinal wall in leaf epidermal cell; Stomatal infinitive; Small clusters of calcium oxalate crystal and different type of leaf transverse section.

These characteristics can provide evidences for the identification and quality control of Potentilla glabra.