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Definition of Regnellidium
1. Noun. Small latex-containing aquatic fern of southern Brazil. 
Exact synonyms: Regnellidium Diphyllum
Generic synonyms: Aquatic Fern, Water Fern
Group relationships: Genus Regnellidium
Generic synonyms: Aquatic Fern, Water Fern
Group relationships: Genus Regnellidium


