Cooksonia_pertoni.png

Summary

Description Cooksonia pertoni.png	English: Animated reconstruction of Cooksonia pertoni . The stems have been reconstructed as non-photosynthetic, according to Boyce (2008). The axes are imagined to be around 100μm in diameter. It is left to the viewer's imagination whether or not the thallus is associated with the Cooksonia axes! Sources: C. Kevin Boyce. "How green was Cooksonia ? The importance of size in understanding the early evolution of physiology in the vascular plant lineage". Paleobiology, 34(2), 2008, pp. 179–194 . DOI : [0179:HGWCTI 2.0.CO;2 10.1666/0094-8373(2008)034[0179:HGWCTI]2.0.CO;2]. Habgood, K.S.; Edwards, D.; Axe, L. (2002). "New perspectives on Cooksonia from the Lower Devonian of the Welsh Borderland". Botanical Journal of the Linnean Society 139 (4): 339-359. DOI : 10.1046/j.1095-8339.2002.00073.x . D. Edwards (1980). "Records of Cooksonia -type sporangia from late Wenlock strata in Ireland". Nature 287 : 41–42. DOI : 10.1038/287041a0 .
Date	28 May 2008
Source	Own work by uploader. Created with Blender .
Author	Smith609 Ground texture from Image:Mud closeup.jpg
Other versions	Derivative works of this file: Cooksonia pertoni revised.png

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