Porosity |
4. Semi-ring-porous |
Vessel arrangement |
  |
Vessel grouping |
  |
Solitary vessel outline |
  |
Perforation plate |
13. Simple |
Intervessel pits |
22. Alternate 23. Shape of alternate pits polygonal |
Intervessel pit size |
26. Medium: 7-10 μm 27. Large: 10 μm or more |
Vestured pits |
  |
Vessel-ray pitting |
31. Reduced borders; round/angular |
Helical thickenings in vessel elements |
  |
Tangential diameter of vessel lunima |
42. 100〜200 μm |
Vessel frequency in no./mm2 |
47. 5-20 |
Mean vessel element length |
53. 350〜800 μm |
Tyloses and deposits in vessels |
56. Tyloses common |
Wood vesselless |
  |