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Senftenbergia oregonensis (Arnold) comb. nov. (Filicales): Delimiting Relationships Among Paleozoic Tedeleaceae

Creator:

Hillier, Kaitlin G. and Rothwell, Gar W.

Abstract:

Reexamination of fossilized plant material from the westernmost Pennsylvanian-age wetland flora in North America reveals that material of Pecopteris oregonensis Arnold represents a filicalean fern frond with annulate sporangia and anatomically preserved vascular tissues of the rachis. The frond, which is redescribed as Senftenbergia oregonensis (Arnold) Hillier et Rothwell comb....

Resource Type:

Article

Full Text:

Adobe Photoshop CS2. All specimens, em- bedded blocks, wafers, and slides are housed at NMNH