Symphyotrichum graminifolium

Symphyotrichum graminifolium (formerly Conyza graminifolia and Aster cabrerae) is a species of flowering plant in the family Asteraceae native to the South American countries of Argentina, Bolivia, Brazil, Paraguay, and Uruguay.^[1] It is a perennial, herbaceous plant that grows to 1.5 meters (5 feet) tall. Its numerous flowers are in broad corymbiform arrays with lilac or bluish ray florets.^[2]

S. graminifolium herbarium specimen (labeled as Aster squamatus var. graminifolius)

Symphyotrichum graminifolium
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Tribe:	Astereae
Subtribe:	Symphyotrichinae
Genus:	Symphyotrichum
Subgenus:	Symphyotrichum subg. Astropolium
Species:	S. graminifolium
Binomial name
Symphyotrichum graminifolium (Spreng.) G.L.Nesom[1]
Native distribution by country[1]
Synonyms[1]
Basionym Conyza graminifolia Spreng. Alphabetical list Aster cabrerae Ariza Aster divaricatus var. graminifolius (Spreng.) Baker Aster exilis var. graminifolius Malme Aster squamatus var. graminifolius (Spreng.) Hieron. Conyzanthus graminifolius (Spreng.) Tamamsch.