File:EB1911 Palaeobotany - Cheirostrobus - diagram of cone.jpg
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English: Drawing of Cheirostrobus: diagram of cone, the upper part in transverse, the lower in longitudinal section. In the transverse section six sporophylls, each showing three segments, are represented: Sp.a, section through sterile segments; Sp.b, section through sporangiophores; st, laminae of sterile segments; f, peltate expansions of sporangiophores; sm, sporangia; v.b. vascular bundles; cy, stele of axis (Ax). In the longitudinal section the corresponding parts are shown. |
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| Date | published 1911 | |||
| Source | “Palaeobotany,” Encyclopædia Britannica (11th ed.), v. 20, 1911, p. 528, fig. 7. | |||
| Author | Scott, Studies | |||
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
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| current | 17:31, 5 September 2017 | | 803 × 840 (355 KB) | Bob Burkhardt (talk | contribs) | {{Information |Description ={{en|1=Drawing of ''Cheirostrobus'': diagram of cone, the upper part in transverse, the lower in longitudinal section. In the transverse section six sporophylls, each showing three segments, are represented: ''Sp.a'', s... |
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