| Porosity |
5. Diffuse-porous |
| Vessel arrangement |
|
| Vessel grouping |
|
| Solitary vessel outline |
12. Angular outline |
| Perforation plate |
13. Simple
14. Scalariform
15. with up to 10 bars |
| Intervessel pits |
22. Alternate
23. Shape of alternate pits polygonal |
| Intervessel pit size |
26. Medium: 7-10 μm |
| Vestured pits |
|
| Vessel-ray pitting |
31. Reduced borders; round/angular
32. Reduced borders; scalariform/palisade
34. Unilaterally compound and coarse |
| Helical thickenings in vessel elements |
36. Present
37. Throughout body of V-elements |
| Tangential diameter of vessel lunima |
41. 50〜100 μm |
| Vessel frequency in no./mm2 |
48. 20-40 |
| Mean vessel element length |
53. 350〜800 μm |
| Tyloses and deposits in vessels |
56. Tyloses common |
| Wood vesselless |
|