Lycopodiastrum
Lycopodiastrum is a genus of lycophyte in the family Lycopodiaceae with only one species, Lycopodiastrum casuarinoides. In the Pteridophyte [Phylogeny Group] classification of 2016, the genus is placed in the subfamily Lycopodioideae. Some sources do not recognize the genus, sinking it into Lycopodium. Lycopodiastrum casuarinoides is native to south-eastern Asia, from Tibet through China to Japan in the north, and from Sumatra to Sulawesi in the south.