Tectaria zeylanica (Houtt.) Sledge [ Helminthostachys zeylanica (L.) Hook.]
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Tectaria zeylanica (Houtt.) Sledge [ Ophioglossum zeylanicum Houtt.] [Ophioglossaceae]
K. Watanabe, Ill. Useful Pl. South. Reg., vol. 2(1): (Edible plants): t. 695 (1945)