File:EB1911 Gymnosperms - Zamia - ovule.jpg
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EB1911_Gymnosperms_-_Zamia_-_ovule.jpg (501 × 365 pixels, file size: 57 KB, MIME type: image/jpeg)
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| Description |
English: Drawing of Zamia (part of ovule in longitudinal section): P, prothallus; A, archegonia; N, nucellus; C, pollen chamber; Pt, pollen tube; Pg, pollen grain; G, generative cell (second cell of pollen tube). |
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| Date | published 1911 | |||
| Source | “Gymnosperms,” Encyclopædia Britannica (11th ed.), v. 12, 1911, fig. 7, p. 756. | |||
| Author | After Webber. | |||
| Permission (Reusing this file) |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:38, 21 August 2017 | | 501 × 365 (57 KB) | Bob Burkhardt | {{Information |Description ={{en|1=Drawing of ''Zamia'' (part of ovule in longitudinal section): ''P'', prothallus; ''A'', archegonia; ''N'', nucellus; ''C'', pollen chamber; ''Pt'', pollen tube; ''Pg'', pollen grain; ''G'', generative cell (second... |
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