Figure 3 from: Shiotani Y, Fukuda T, Marchuk EA, Petrunenko EA, Krestov PV, Bondarchuk SN, Nishikawa Y, Shimamura T, Fujimura Y, Nakamura K (2020) Merger of Betula tatewakiana (Betulaceae) from northern Japan with northeast Asian B. ovalifolia based on ploidy level. PhytoKeys 170: 83-91. https://doi.org/10.3897/phytokeys.170.58585

Figure 3 Leaf traits of B. tatewakiana and B. ovalifolia. White hairs on adaxial leaf surface (A, C, E) and densely resinous glands on abaxial leaf surface (B, D, F) are shown for the holotype of B. tatewakiana (H. Suzuki and M. Ohki, s.n., A, B), B. tatewakiana of our collection (Yuki Shiotani 38, C, D), and B. ovalifolia in Russia (Koh Nakamura 14188, E, F). Scale bar: 1 mm.