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Osmundites oregonensis
Osmundites oregonensis C.A. Arnold Pap. Michigan Acad. Sci., 1944, 30: 7. Sep 1945
- Name
- Osmundites oregonensis
- Rank
- Species
- Generic Name
- [Genus] Osmundites
- Authors (Pub.)
- Arnold C. A.
- Publication
- Silicified plant remains from the Mesozoic and Tertiary of western North America I [1945/9]
- Journal
- Papers of the Michigan Academy of Science, Arts and Letters
- Annee/Jahrgang
- 1944
- Volume
- 30
- Page number
- 7
- Year
- 1945
- Fossil Status
- stems
- Stratigraphy
- Cenozoic
- Location
- ten miles of Post, Oregon, USA
- Paleoregion
- America (North)
Data for Holotypus
- Repository
- Museum of Palaeontology, University of Michigan, Ann Arbor, USA
- Repository Number
- 23389
- Diagnosis
- Dichotomously branched
stems surrounded by a thick mantle of leaf bases and adventitious
roots. Xylem cylinder of 16-20 separate strands surrounding a pith.
Outermost petioles of mantle oval, about 7 mm. broad, and each
containing a C-shaped xylem strand.
