Canadanthus

Canadanthus is a North American monotypic genus of flowering plants in the family Asteraceae.^[3] The only species is Canadanthus modestus (formerly Aster modestus), commonly known as great northern aster or western bog aster. It is native to most of Canada (Alberta, British Columbia, Manitoba, New Brunswick, Ontario, Saskatchewan, Quebec, and Yukon) and to northern parts of the United States (Alaska, Idaho, Michigan, Minnesota, Montana, North Dakota, Oregon, and Washington).^[4]

Canadanthus
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Subfamily:	Asteroideae
Tribe:	Astereae
Subtribe:	Symphyotrichinae
Genus:	Canadanthus G.L.Nesom
Species:	C. modestus
Binomial name
Canadanthus modestus (Lindl.) G.L.Nesom
Synonyms
Genus[1] Aster subg. Canadanthus (G.L.Nesom) Semple Species[2] Aster modestus Lindl. (basionym) Aster major (Hook.) Porter Aster majus (Hook.) Porter Aster modestus var. major (Hook.) Muenscher Aster mutatus Torr. & A.Gray Aster sayianus Nutt. Aster unalaschkensis var. major Hook. Weberaster modestus (Lindl.) Á.Löve & D.Löve

Description

Canadanthus modestus is an herbaceous perennial spreading by means of underground rhizomes, thus producing large colonies. It has several flower heads, each with pink or purple ray florets and white or yellow disc florets.^[1]