Helminthostachys

{{Short description|Genus of ferns}}

{{Automatic taxobox

| image = Helminthostachys zeylanica.jpg

| image_caption = Helminthostachys zeylanica

| parent_authority = C.Presl

| taxon = Helminthostachys

| authority = Kaulf. 1824

| type_species =Helminthostachys dulcis

| type_species_authority =Kaulfuss 1822

| subdivision_ranks = Species

| subdivision =

• †H. halcabadica Fokina 1963
• H. zeylanica (L. 1753) Hook. 1824[http://www.tropicos.org/Name/40023094?tab=subordinatetaxa subtaxa] Tropicos.org. Missouri Botanical Garden. 15 Jan 2012

| synonyms = {{species list

| Botryopteris | C. Presl 1825 non Renault 1875

| Ophiala | Desv. 1827 [http://www.tropicos.org/Name/40023094?tab=synonyms synonyms] Tropicos.org. Missouri Botanical Garden. 15 Jan 2012}}

}}

Helminthostachys is a fern genus in the Ophioglossaceae (adder's tongue) family.[http://www.tropicos.org/Name/40023094 details] Tropicos.org. Missouri Botanical Garden. 15 Jan 2012 It is widespread throughout southeast Asia and Australia.