File:Podocarpoxylon washingtonense holotype transverse section Torrey 1923 Plate9 fig12.png

Podocarpoxylon_washingtonense_holotype_transverse_section_Torrey_1923_Plate9_fig12.png(402 × 410 pixels, file size: 155 KB, MIME type: image/png)

Summary

Description
English: A transverse thin section of the Podocarpoxylon washingtonense holotype wood. "Fig. 12- Transverse section. Portions of three annual rings are shown. The characteristic large, resinous, parenchyma cells scattered through the crushed wood are evident, as are also the strongly differentiated zones of spring and summer wood."

Miocene, 6-4 mya; Wilkes Formation, Salmon Creek near Toledo, Lewis County, Washington

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Date
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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Public domain
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:Podocarpoxylon_washingtonense_holotype_transverse_section_Torrey_1923_Plate9_fig12.png

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current18:09, 18 August 2023Thumbnail for version as of 18:09, 18 August 2023402 × 410 (155 KB)KevminUploaded 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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