Abstract

The wood anatomy of Pennantia corymbosa J. R. et G. Forst. is described. The wood is diffuse-porous with indistinct to distinct rings. Vessels have scalariform perforation plates with 15–45 bars. Intervascular pits, which are infrequent, are scalariform to opposite. Spiral thickening is fine to conspicuous, and sometimes associated with bordered pits. Vessel pits to rays are bordered, and mainly round. Axial parenchyma, which is moderately abundant, to abundant, is diffuse, diffuse-in-aggregates, and scanty paratracheal. Rays are slightly noded at ring boundaries, up to 10 cells wide, and may be classified into two groups: (1) 1–2 cells wide, (2) 5–10 cells wide. They are mostly heterogeneous type II, but type I is also frequent. Fibre-tracheids have distinctly bordered pits on tangential and radial walls. Spiral thickening is present in most fibre-tracheids, and is sometimes associated with bordered pits.

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