Penthorum

Penthorum is a genus of plants in the order Saxifragales. They are erect herbaceous perennials about half a meter tall. The genus consists of two species, one from east Asia and one from eastern North America.^[2] It is variously classified in the family Saxifragaceae^[2] or its own family Penthoraceae.^[1][4] Its closest relatives may be in Haloragaceae.^[2]

Penthorum
Penthorum chinense
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Saxifragales
Family:	Penthoraceae Rydb. ex Britt.[1]
Genus:	Penthorum L.
Type species
P. sedoides L.
Species
Penthorum chinense[2] Penthorum sedoides[3]
The range of Penthorum.