Confused Michaelmas Daisy
Symphyotrichum novi-belgii (L.) G.L.Nesom

Symphyotrichum novi-belgii, commonly known as Confused Michaelmas Daisy or New York aster, is a flowering plant in the Asteraceae family. It is the type species for the genus Symphyotrichum, which was previously part of the genus Aster. The plant is native to regions including Belgium, Italy, Norway, Mexico, and parts of the United States such as Vermont. It was formally described in 1995 by G.L. Nesom.
Description
Symphyotrichum novi-belgii is a member of the Asteraceae family and is known for its blooming period around September 29, St. Michael’s Day, which has led to its common association with the name Michaelmas daisy. It is found in several regions across Europe and North America, including the Brussels-Capital Region, Walloon Region, Flemish Region, and other parts of Belgium, as well as in countries like Italy, Norway, Mexico, and the Czech Republic. The species is part of a broader group of plants that were historically classified under the genus Aster before being reclassified into Symphyotrichum.
Other common names
Confused Michaelmas DaisyLong-Leaved AsterMichaelmas DaisyNew Belgium AsterNew York Aster
Distribution
BR · Belgium · Brussels-Capital Region · Flemish Region · Walloon Region · IT · NO · MX · BY · HU · GR · UA · BA · SE · Vermont-US · CZ · SI · PL · RS · CH · DE · AM · AU · TM · BG · DK · JP · Austria · Baltic States · Belarus
Synonyms
Aster laevigatusAster thyrsiflorusAster serotinusAster onustusAster novi-belgii f. novi-belgiiAster argutusAmellus novae-belgiiAster longifolius var. longifoliusAster novi-belgii f. roseusAster luxuriansAster brumalisAster floribundusAster tardiflorus f. tardiflorusAster thyrsiflorus var. thyrsiflorusAster onustus var. onustusAster eminens var. eminensAster novi-belgii subsp. novi-belgiiAster aestivusAster tardiflorus var. tardiflorusAster novi-belgii var. novi-belgiiAster novi-belgii var. atlanticusAster novi-belgii var. minorAster novi-belgii var. brittoniiAster novi-belgii var. adulterinusAster laxusAster mutabilisAster novi-belgiiAster thyrsiflorus var. squarrosusAster novi-belgii var. ampliflorusAster novi-belgii var. thyrsiflorus
