| In the photo on the left you can see a fertile region of Chaloneria with several leafy microsporophylls bearing microsporangia on their upper surfaces filled with Endosporites spores. |
| In the upper right photo you can see a microsporophyll in detail. The lower right photo shows both indivual Endosporites microspores and some still attached together in their tetrahedral tetrads. |
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