Taxonomic status: Synonym

homotypic synonyms:
Hydrocharis dubia (Blume) Backer; Limnobium dubium (Blume) Shäffer-Fehre; Pontederia dubia Blume;

protologue: Fl. Ned. Ind. 3: 549 (1859)
URL protologue: https://archive.org/stream/mobot31753000134541#page/549/mode/2up

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