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Gomortegoxylon
Genus Gomortegoxylon M. Nishida, H. Nishida, Tak. Ohsawa Proc. NIPR Symp. Polar Biol., 2: 202. Sep 1989
- Name
- Gomortegoxylon
- Rank
- Genus
- Authors (Pub.)
- Nishida M.
Nishida H.
Ohsawa T.
- Publication
- Comparison of the petrified woods from the Cretaceous and Tertiary of Antarctica and Patagonia [1989/9]
- Journal
- Proceedings of the NIPR Symposium on Polar Biology
- Volume
- 2
- Page number
- 202
- Year
- 1989
- Parent Taxon
- [Family] Gomortegaceae
- Fossil Status
- stems (wood)
- Type
- Gomortegoxylon patagonicum
- Diagnosis
- Wood diffuse porous. Pores 76-163 per square mm, mostly solitary or 2-3 in multiple arranged in radial series. Intervessel pittings scalariform or oppositely arranged elliptical. Perforation plates scalariform bearing 10-68 cross bars. Tyloses not so abundant. Wood parenchyma apotracheal and diffuse. Ray heterogeneous, types I and II A of Kribs, usually bi- to quadriseriate, sometimes uniseriate. Multiseriate rays bearing uniseriate wings, usually 2-3, and rarely up to 13 cells high. Ray-vessel pits scalariform or oppositely arranged elliptical. Globular content in ray cells of uniseriate portions.
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