File:EB1911 Gymnosperms - Zamia - pollen-tube.jpg
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EB1911_Gymnosperms_-_Zamia_-_pollen-tube.jpg (213 × 452 pixels, file size: 29 KB, MIME type: image/jpeg)
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| Description |
English: Drawing of Zamia (proximal end of pollen tube): a, a, spermatozoids from G of fig. 7; Pg, pollen grain; c, proximal cell (first cell). |
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| Date | published 1911 | |||
| Source | “Gymnosperms,” Encyclopædia Britannica (11th ed.), v. 12, 1911, fig. 8, p. 756. | |||
| Author | After Webber. | |||
| Permission (Reusing this file) |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:48, 21 August 2017 | | 213 × 452 (29 KB) | Bob Burkhardt | {{Information |Description ={{en|1=Drawing of ''Zamia'' (proximal end of pollen tube): ''a'', ''a'', spermatozoids from ''G'' of fig. 7; ''Pg'', pollen grain; ''c'', proximal cell (first cell).}} |Source =“Gymnosperms,” ''Encyclopædia B... |
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