| Pictures of Plants |
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| Sphagnum (www.bio.umass.edu) |
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| Marchantia (www.ag.ohio-state.edu) |
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| Anthoceros (www.iloveplants.co.uk) |
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| Psilotum (www.biology.iastate.edu) |
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| Lycopodium (www.ultranet.com) |
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| Equisetum (www.science.siu.edu) |
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| Salvinia (www.wisc.edu) |
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| Cycas (www.science.siu.edu) |
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| Pinus (www.geocities.com) |
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| Ephedra (www.diet-blends.com) |
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| Ginkgo (www.hortus.leidenuniv.nl) |
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| Prunus (www.wsl.ch/forest) |
| http://www.perseus.tufts.edu |