File:EB1911 Pteridophyta - Polypodium vulgare - antheridia and spermatozoids.jpg
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EB1911_Pteridophyta_-_Polypodium_vulgare_-_antheridia_and_spermatozoids.jpg (403 × 422 pixels, file size: 48 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 15:27, 5 June 2017 | 403 × 422 (48 KB) | Bob Burkhardt | {{Information |Description ={{en|1=''Polypodium vulgare'': ''A'', Mature antheridium. ''B'', Empty antheridium; ''p'', prothallial cell; 1, 2, cells of antheridial walls; 3, cap cell. ''C'', ''D'', Spermatozoids.}} |Source =''Encyclopædia... |
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