BH BIO

Sidney Roy Ash () 1928 - 2019 (08 Feb)

***This bio is still under development. Watch for more information at a future date***

Sidney Roy Ash was an American paleobotanist who specialized in Triassic and Jurassic fossil plants

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1976. Ash, Sidney R.. The Systematic Position of Eoginkgoites. American Journal of Botany (10): 1327-1331.	Google Scholar
1982. Ash, Sidney, Ronald J. Litwin and Alfred Traverse. The Upper Triassic Fern Phlebopteris smithii (Daugherty) Arnold and Its Spores. Palynology (): 203-219.	Google Scholar
1991. Ash, Sidney R. and Kathleen B. Pigg. A New Jurassic Isoetites (Isoetales) from the Wallowa Terrane in Hells Canyon, Oregon and Idaho. American Journal of Botany (12): 1636-1642.	Google Scholar
1996. Ash, Sidney and Ronald J. Litwin. Two New Species of the Pinnate Microsporophyll Pramelreuthia from the Upper Triassic of the Southwestern United States. American Journal of Botany (8): 1091-1099.	Google Scholar
1999. Grauvogel-Stamm, Léa and Sidney R. Ash. "Lycostrobus" Chinleana, an Equisetalean Cone from the Upper Triassic of the Southwestern United States and Its Phylogenetic Implications. American Journal of Botany (10): 1391-1405.	Google Scholar

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2015. Rothwell, Gar W. and Sidney R. Ash. Internal anatomy of the Late Triassic Equisetocaulis gen. nov. 9 and the evolution of modern horsetails. The Journal of the Torrey Botanical Society (1): 27-37.

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