Palynological analysis of Sphaeropteris gardneri (Cyatheaceae, Pteridophyta)
The spore morphology and wall ultrastructure of Sphaeropteris gardneri (Hook.) R.M. Tryon from Brazil were analyzed with LM, SEM and TEM. The spores are trilete with an ornamentation formed of short low ridges with spines in their margins. The exospore is 2.5μm thick, two- layered in section an...
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| Pubblicato in: | Anais da Academia Brasileira de Ciências |
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| Autori principali: | , , |
| Natura: | Artigo |
| Lingua: | Inglês |
| Pubblicazione: |
Academia Brasileira de Ciências
2010
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| Soggetti: | |
| Accesso online: | https://www.redalyc.org/articulo.oa?id=32713482012 |
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