Pharmacognostic studies on Desmodium gyrans / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study the characteristic features of Desmodium gyrans in order to provide a basis for rational exploitation and utilization of the herb.</p><p><b>METHOD</b>Samples of the title plant were collected, the microscopic features of cross sections and powders were studied. TLC profiles and UV absorption of the plant extract were examined.</p><p><b>RESULT</b>Calcium oxalate crystals were found in cells of transverse sections. Nonglandular hairs were observed on leaf surfaces. Characteristic peaks in the UV spectrum were identified.</p><p><b>CONCLUSION</b>The distinct characteristic features revealed in this studies can serve as evidence for the identification of D. gyrans.</p>