''Petrosavia'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Petrosaviaceae. It includes three

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

from eastern and southeastern

Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...

.Kew World Checklist of Selected Plant Families
/ref>Flora of China v 24 p 77, 无叶莲属 wu ye lian shu, ''Petrosavia'' Beccari, Nuovo Giorn. Bot. Ital. 3: 7. 1871.
/ref> # '' Petrosavia sakuraii'' (Makino) J.J.Sm. ex Steenis (syn ''P. miyoshia-sakuraii'') - Japan (Mino Province), China (Guangxi, Sichuan, Taiwan), Vietnam, Myanmar, Sumatra # '' Petrosavia sinii'' (K.Krause) Gagnep. in H.Lecomte - Guangxi Province of China # '' Petrosavia stellaris'' Becc. - Borneo, Sulawesi, Sumatra, Peninsular Malaysia

References

Petrosaviales Monocot genera Taxa named by Odoardo Beccari {{Monocot-stub