File:Pseudotsuga annulata radial section Torrey 1923 Plate8 fig5.png

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English: A radial thin section of Pseudotsuga annulata wood. "Fig. 5.-Radial section. Tertiary spirals are here clearly evidenced and on one tracheid at the left hand of the photograph a row of round bordered pits is plainly visible."

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_radial_section_Torrey_1923_Plate8_fig5.png

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current15:51, 20 August 2023Thumbnail for version as of 15:51, 20 August 2023400 × 398 (157 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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