Omalotheca

Omalotheca is a genus of flowering plants in the family Asteraceae.^[3][2] It is commonly known as arctic cudweed.^[4][5]

Omalotheca
Omalotheca supina[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Subfamily:	Asteroideae
Tribe:	Gnaphalieae
Genus:	Omalotheca Cass.
Type species
Omalotheca supina (L.) DC.
Synonyms[2]
Gnaphalium sect. Omalotheca (Cass.) Nutt.

There is some disagreement about which species should be included in Omalotheca. Some or all of the species are sometimes included in Gnaphalium.^[6]

Species

As of April 2023^[update], Plants of the World Online accepted the following species:^[7]

• Omalotheca caucasica (Sommier & Levier) Czerep.
• Omalotheca diminuta (Braun-Blanq.) Bartolucci & Galasso
• Omalotheca hoppeana (W.D.J.Koch) F.W.Schultz & Sch.Bip.
• Omalotheca leucopilina (Schott & Kotschy ex Boiss.) Holub
• Omalotheca nanchuanensis (Y.Ling & Y.Q.Tseng) Holub
• Omalotheca norvegica (Gunnerus) F.W.Schultz & Sch.Bip.
• Omalotheca roeseri (Boiss. & Heldr.) Holub
• Omalotheca supina (L.) DC.
• Omalotheca sylvatica (L.) F.W.Schultz & Sch.Bip.
• Omalotheca × traunsteineri (Murr) Dostál