FIG. 13 in Fossil wood from the lower Miocene of Myanmar (Natma Formation): palaeoenvironmental and biogeographic implications

FIG. 13. — Dryobalanoxylon cf. javanense (Kräusel) Den Berger, MNHN.F.50190: A, Ts, Vessels seemingly exclusively solitary and long tangential line of secretory canals embedded in parenchyma bands (between arrows); B, Ts, synthetic drawing of the transversal section (with only some vessels and rays displayed); visible bands of parenchyma as grey lines and secretory canals as red dots, arranged mostly in long tangential lines; C, Ts, tyloses in vessels (arrow); D, Tls 1-6 seriate rays with some sheath cells (white arrows), vasicentric tracheids (black arrows) and fibre-tracheids (grey arrow); E, Ts, detail of secretory canals embedded in tangential bands of parenchyma; F, Rls, simple vessel-ray pits with reduced borders in irregular shapes; G, Rls, silica bodies (?) in ray cells; H, Rls, heterocellular ray with mostly 1-4 rows of square or upright marginal cells. Scale bars: B, 1 cm; A, 1 mm; C-E, H, 200 µm; F-G, 50 µm.