File:EB1911 Flower - ovule of Pinus sylvestris.jpg
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EB1911_Flower_-_ovule_of_Pinus_sylvestris.jpg (169 × 253 pixels, file size: 13 KB, MIME type: image/jpeg)
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| Description |
English: Vertical section of the ovule of the scotch fir (Pinus sylvestris) in May of the second year, showing the enlarged embryo sac b, full of endosperm cells, and pollen tubes c, penetrating the summit of the nucellus after the pollen has entered the large micropyle. |
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| Date | published 1911 | |||
| Source | Encyclopædia Britannica (11th ed.), v. 10, 1911, “Flower,” fig. 113, p. 573. | |||
| Author | Unknown author | |||
| Permission (Reusing this file) |
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:31, 1 July 2017 | | 169 × 253 (13 KB) | Bob Burkhardt | {{Information |Description ={{en|1=Vertical section of the ovule of the scotch fir (''Pinus sylvestris'') in May of the second year, showing the enlarged embryo sac ''b'', full of endosperm cells, and pollen tubes ''c'', penetrating the summit of th... |
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