File:EB1911 Pollination - Vallisneria spiralis.jpg
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EB1911_Pollination_-_Vallisneria_spiralis.jpg (594 × 480 pixels, file size: 81 KB, MIME type: image/jpeg)
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| Description |
English: Vallisneria spiralis: A, female flower; s, stigmas; B, male flowers; 1 before; 2, after spreading of the petals. A male flower has floated alongside a female and one of its anthers, which have opened to set free the pollen, is in contact with a stigma. a, anther. |
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| Date | published 1911 | |||
| Source | Encyclopædia Britannica (11th ed.), v. 22, 1911, “Pollination,” fig. 4, p. 3. | |||
| Author | Unknown author | |||
| Permission (Reusing this file) |
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:33, 20 July 2017 | | 594 × 480 (81 KB) | Bob Burkhardt | {{Information |Description ={{en|1=''Vallisneria spiralis'': A, female flower; ''s'', stigmas; B, male flowers; 1 before; 2, after spreading of the petals. A male flower has floated alongside a female and one of its anthers, which have opened to set... |
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