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Xuanweioxylon
Genus Xuanweioxylon J. He, S.-Jun Wang, J. Hilton, L.-Y. Shao Rev. Palaeobot. Palynol., 197: 153. 20 Jun 2013
- Name
- Xuanweioxylon
- Rank
- Genus
- Authors (Pub.)
- He J.
Wang S.-J.
Hilton J.
Shao L.-Y.
- Publication
- Xuanweioxylon scalariforme gen. et sp. nov.: novel Permian coniferophyte stems with scalariform bordered pitting on secondary xylem tracheids [2013/6]
- Journal
- Review of Palaeobotany and Palynology
- Volume
- 197
- Page number
- 153
- Year
- 2013
- Parent Taxon
- [Phylum] Pinophyta
- Fossil Status
- stems (wood)
- Type
- Xuanweioxylon scalariforme
- Diagnosis
- Non-sympodial gymnosperm stems with pith, primary
and secondary xylem. Pith wide, parenchymatous with sclerotic
cells and transfusion tissue, divided into thick-walled peripheral loop
and thin-walled central part (with septum or not). Primary xylem
strands numerous. Secondary xylem pycnoxylic. Tracheids of the
secondary xylem with scalariform bordered pits on radial walls.
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