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2. Sporogenesis in bryophytes;Brown,1990
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4. Recherches ultrastructurales sur les parois des spores inaperturées de deux Marchantiales en cours de germination;Denizot,1985
5. Pollen and Spore Morphology/Plant Taxonomy. Gymnospermae, Pteridophyta, Bryophyta (Illustrations);Erdtman,1957