FIG. 12 in Fossil wood from the lower Miocene of Myanmar (Natma Formation): palaeoenvironmental and biogeographic implications

FIG. 12. — Dipterocarpoxylon cf. jammuense Guleria, Gupta & Srivastava, MNHN.F.50189: A, Ts, seemingly exclusively solitary vessels, vasicentric parenchyma, small pores interpreted as solitary secretory canals or in short lines (arrows); B, D, Ts, short lines of secretory canals (arrows); C, Tls, 1-6-seriate rays, with rows of uniseriate marginal cells up to 19 cells, frequent uniseriate rays and sheath cells present (arrow); E, Ts, vessel puggled with tyloses, surrounded par vasicentric parenchyma (black arrow), secretory canals solitary or in short lines, surrounded by parenchyma (white arrow); F, Rls, heterocellular rays with square or upright cells (black arrow) and procumbent cells (white arrow) mixed throughout the rays because of the presence of sheath cells, uniseriate rays and long row of marginal cells; G, Tls, vasicentric tracheids (arrow). Scale bars: A, B, 1 mm; C-F, 200 µm; G, 100 µm. Abbreviations: see Fig. 2.