Fig. 11 in Palaeobiogeographical implications of the first fossil wood flora from the Jurassic of Turkey

Fig. 11. Wood sections of Xenoxylon hopeiense Chang, 1929 (ISTO-FW-00243) from Jurassic of the Yesilbaglar locality of the province of Erzurum, Turkey. A1–A3, intertracheary pits on radial walls uniseriate or in some cases biseriate opposite, intertracheary pits locally xenoxylean, mostly strongly flattened, pit rows locally interrupted, rims of Sanio commonly present between both uniseriate and biseriate pits; A4–A6, window-like cross-field pits.