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 Add this item to the list   822140 Original description
Description type:Original description 
Description:Pp. nanjingense differs from congenerics in its aquatic habit, heterothallic sexuality, ellipsoid, but mostly obpyriform to ovoid-obpyriform shape, internally or internally nested proliferating sporangia with conspicuous apical papillae, smooth oogonia, hypogynous antheridia, filamentous antheridial cells, and plerotic or nearly plerotic and thin-walled oospores (0.5–1.6 µm). 
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