Distanskurs i örtterapi.

Fig. 160. Senega - Cross-section of root.

Fig. 160. Senega - Cross-section of root.

(21 diam.) A, Xylem. B, Parenchyma of cortex. C, Cork. (Photomicrograph.)

This image is from Senega in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.