Helminthostachys

Helminthostachys
Helminthostachys zeylanica
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	Polypodiophyta
Class:	Polypodiopsida
Order:	Ophioglossales
Family:	Ophioglossaceae
Subfamily:	Helminthostachyoideae C.Presl
Genus:	Helminthostachys Kaulf. 1824
Type species
Helminthostachys dulcis Kaulfuss 1822
Species
†H. halcabadicaFokina 1963 H. zeylanica (L. 1753) Hook. 1824 [1]
Synonyms
Botryopteris C. Presl 1825 non Renault 1875 Ophiala Desv. 1827 [2]

Helminthostachys is a fern genus in the Ophioglossaceae (adder's tongue) family. ^[3] It is widespread throughout southeast Asia and Australia.

References

1. subtaxa Tropicos.org. Missouri Botanical Garden. 15 Jan 2012
2. synonyms Tropicos.org. Missouri Botanical Garden. 15 Jan 2012
3. details Tropicos.org. Missouri Botanical Garden. 15 Jan 2012