Back
Sinocycadoxylon
Genus Sinocycadoxylon W. Zhang, X.-J. Yang in W. Zhang, X.-J. Yang, X.-P. Fu, S.-L. Zheng, Y.-D. Wang Rev. Palaeobot. Palynol., 183: 51. 15 Jul 2012
- Name
- Sinocycadoxylon
- Rank
- Genus
- Authors (Name)
- Zhang W.
Yang X.-J.
- Authors (Pub.)
- Zhang W.
Yang X.-J.
Fu X.-P.
Zheng S.-L.
Wang Y.-D.
- Publication
- A polyxylic cycad trunk from the Middle Jurassic of western Liaoning, China, and its evolutionary implications [2012/7]
- Journal
- Review of Palaeobotany and Palynology
- Volume
- 183
- Page number
- 51
- Year
- 2012
- Parent Taxon
- [Order] Cycadales
- Fossil Status
- stems (wood)
- Type
- Sinocycadoxylon lianum
- Diagnosis
- Polyxylic stem with distinct growth rings in secondary xylem.
Small pith parenchymatous, with mucilage canals, transfusion cells and
medullary vascular bundles. Cylindrical vascular system with many
rings of centrifugal secondary xylem and phloem, and one centripetal
vascular ring. Primary xylem mesarch. Secondary rays uniseriate or
multiseriate with mucilage canals and transfusion cells.
Links by generics
Species
