File:Pseudotsuga annulata tangential section Torrey 1923 Plate8 fig6.png

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English: A radial thin section of Pseudotsuga annulata wood. "Fig. 6.-Tangential section. Photographed to exhibit a horizontal resin canal running in an elongated fusiform ray. About five tracheids from the left-hand side, a cross- diaphragm may be noted; this is the end wall of a wood-parenchyma cell. In Pseudotsuga, wood parenchyma is confined to the end of the annual ring"

Miocene (Early or Late), Either Floras Lake Sandstone (early Miocene) Or Empire Sandstone (Late Miocene), Cape Blanco, Oregon

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Source "The comparative anatomy and phylogeny of the Coniferales Part 3: Mesozoic and Tertiary coniferous woods" in (1923) Proceedings and Transactions of the Royal Society of Canada, 3, 6 (no. 2), Memoirs of the Boston Society of Natural History, pp. 38−103
Author Torrey, R.E., 1923

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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Pseudotsuga_annulata_tangential_section_Torrey_1923_Plate8_fig6.png

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current15:51, 20 August 2023Thumbnail for version as of 15:51, 20 August 2023396 × 390 (136 KB)Kevmin (talk | contribs)Uploaded a work by Torrey, R.E., 1923 from {{cite book |last1=Torrey |first1=R. E. |year=1923 |chapter=The comparative anatomy and phylogeny of the Coniferales Part 3: Mesozoic and Tertiary coniferous woods |title=Proceedings and Transactions of the Royal Society of Canada |publisher=Memoirs of the Boston Society of Natural History |series=3 |volume=6 (no. 2) |pages=38-103}} with UploadWizard

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