Hedosyne

Hedosyne is a genus of plants in the family Asteraceae.^[2][3]

Hedosyne
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Subfamily:	Asteroideae
Tribe:	Heliantheae
Subtribe:	Ambrosiinae
Genus:	Hedosyne Strother
Species:	H. ambrosiifolia
Binomial name
Hedosyne ambrosiifolia (A.Gray) Strother
Synonyms[1]
Iva ambrosiifolia var. lobata (Rydb.) B.L.Turner Cyclachaena ambrosiaefolia (A.Gray) Cyclachaena lobata Rydb. Cyclachaena ambrosiifolia (A.Gray) Benth. & Hook.f. ex B.D.Jacks. Iva ambrosiifolia subsp. lobata (Rydb.) R.C.Jacks. Cyclachaena ambrosiifolia (A.Gray) Benth. & Hook.f. ex Rydb. Iva ambrosiifolia (A.Gray) A.Gray

There is only one known species, Hedosyne ambrosiifolia, native to the southwestern United States and northern Mexico: Chihuahua, Coahuila, Durango, Nuevo León, San Luis Potosí, Sonora, Zacatecas, New Mexico, western Texas, southern Arizona.^[1][4][5][6] The species is sometimes referred to by the common name ragged marsh-elder.^[7]