File:EB1911 Palaeobotany - Zygopteris pinnata.jpg

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Description

English: Drawing of fossil of Zygopteris pinnata: A, group of sporangia, in surface view; B, single sporangium, in transverse section, showing annulus on both sides, magnified.

Date

published 1911

Source

“Palaeobotany,” Encyclopædia Britannica (11th ed.), v. 20, 1911, p. 533, fig. 16.

Author

After Renault.

Permission
(Reusing this file)

This image comes from the 13^th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	17:37, 14 September 2017		311 × 350 (32 KB)	Bob Burkhardt	{{Information \|Description ={{en\|1=Drawing of fossil of ''Zygopteris pinnata'': A, group of sporangia, in surface view; B, single sporangium, in transverse section, showing annulus on both sides, magnified.}} \|Source =“Palaeobotany,” ''...

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