“Regeneration at the leaf-base of potato leaves (Solanum tuberosum). a, roots formed; b, tuber-like enlargement; c, same as b, with roots; d, formation of true tuber.” -Gager, 1916
C. Stuart Gager Fundamentals of Botany (Philadelphia, PA: P. Blakiston, )
2400×1199, 493.3 KiB
1024×511, 82.3 KiB
640×319, 42.2 KiB
320×159, 14.3 KiB