21. Three to ten lateral veins , angled at 45 degrees to the mid-vein. 22. The leaflet has around 15 pairs of lateral veins , ending in a leaf tooth. 23. They create a long, lower-surface tubular tentiform mine between two lateral veins . 24. They feed from beneath a sheet of silk that is constructed between two lateral veins . 25. The midrib and lateral veins are distinct on both sides of the leaf, raised beneath. 26. They occur at the meeting of the mid-rib and some of the lateral veins . 27. Lateral veins of the common sassafras are at a less acute angle than the Illawarra socketwood.28. Over 40 lateral veins join the midrib, joining at nearly 90 degrees to the midrib. 29. The leaves are 4-8cm long and typically have 3-4 pairs of lateral veins . 30. Leaf veins prominent on both sides, more evident underneath, particularly the lateral veins in threes.
