Leaf Bases Small 320×188 Medium 640×377 Large 1024×603 Download Tiff Original 2400×1413 | (349.5 KB) Description "A, Shapes of bases of leaves; B, Peltate leaf of Tropaeolum. 1, heart-shaped; 2, arrow-shaped; 3, halberd-shaped." -Bergen, 1896 Keywords arrow-shaped leaf, halberd-shaped leaf, heart-shaped leaf, leaf base shapes, leaf bases, leaf types, peltate leaf, plant leaves, Tropaeolum leaf Galleries Leaf Shapes Source: Joseph Y. Bergen, A. M. Elements of Botany (Boston, MA: Ginn & Company, 1896) Courtesy the private collection of Roy Winkelman
