Helminthostachys

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Helminthostachys

Description Helminthostachys is a genus of ferns that belongs to the family Ophioglossaceae. It comprises only one species, Helminthostachys zeylanica, which is commonly known as the ribbon fern or adder’s tongue. This plant is native to tropical and subtropical regions of Asia, Africa, and the Pacific islands. It grows in moist and shady areas, such as rainforests, swamps, and riverbanks.…