A, Leaf scar. (1/2 natural size.) (Photograph.)
This image is from Scopola in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.

A, Leaf scar. (1/2 natural size.) (Photograph.)
This image is from Scopola in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.