Classification of Symphyotrichum

Symphyotrichum Nees

Symphyotrichum subg. Symphyotrichum

Symphyotrichum sect. Symphyotrichum
- Symphyotrichum subsect. Symphyotrichum
  - Symphyotrichum series Symphyotrichum
    - Symphyotrichum anticostiense
    - Symphyotrichum novi-belgii
    - Symphyotrichum retroflexum
    - Symphyotrichum robynsianum
  - Symphyotrichum series Punicei (House) Semple
- Symphyotrichum subsect. Heterophylli (Nees) Semple
  - Symphyotrichum series Cordifolii (G. Don in Loudon) Semple
  - Symphyotrichum series Concinni (Nees) Semple
    - Symphyotrichum laeve
    - Symphyotrichum oolentangiense
- Symphyotrichum subsect. Occidentales (Rydb.) Nesom
  - Symphyotrichum chilense
  - Symphyotrichum eatonii
  - Symphyotrichum foliaceum
  - Symphyotrichum greatae
  - Symphyotrichum hallii
  - Symphyotrichum hendersonii
  - Symphyotrichum jessicae
  - Symphyotrichum lentum
  - Symphyotrichum molle
  - Symphyotrichum spathulatum
  - Symphyotrichum subspicatum
- Symphyotrichum subsect. Dumosi (Torr. & Gray) Nesom
  - Symphyotrichum boreale
  - Symphyotrichum bullatum
  - Symphyotrichum burgessii
  - Symphyotrichum dumosum
  - Symphyotrichum eulae
  - Symphyotrichum lanceolatum
  - Symphyotrichum lateriflorum
  - Symphyotrichum leone
  - Symphyotrichum nahanniense
  - Symphyotrichum ontarionis
  - Symphyotrichum praealtum
  - Symphyotrichum racemosum
  - Symphyotrichum schaffneri
  - Symphyotrichum simmondsii
  - Symphyotrichum tradescanti
  - Symphyotrichum welshii
- Symphyotrichum subsect. Porteriani (Rydb.) Nesom
Symphyotrichum sect. Conyzopsis (Torr. & Gray) Nesom
- Symphyotrichum ciliatum
- Symphyotrichum frondosum
- Symphyotrichum laurentianum

Symphyotrichum sect. Turbinelli (Rydb.) Semple
- Symphyotrichum turbinellum

Symphyotrichum subg. Ascendentes (Rydb.) Semple

Symphyotrichum ascendens
Symphyotrichum defoliatum

Symphyotrichum subg. Virgulus (Raf.) Nesom

Symphyotrichum sect. Concolores (Torr. & Gray) Nesom
- Symphyotrichum concolor
- Symphyotrichum lucayanum
- Symphyotrichum plumosum
- Symphyotrichum pratense
- Symphyotrichum sericeum
Symphyotrichum sect. Grandiflori (Torr. & Gray) Nesom
- Symphyotrichum subsect. Grandiflori (Torr. & Gray) Nesom
- Symphyotrichum subsect. Mexicanae Nesom
  - Symphyotrichum gypsophilum
  - Symphyotrichum hintonii
  - Symphyotrichum moranense
  - Symphyotrichum trilineatum
Symphyotrichum sect. Patentes (Torr. & Gray) Nesom
- Symphyotrichum subsect. Patentes
- Symphyotrichum subsect. Brachyphylli (Torr. & Gray) Nesom
  - Symphyotrichum adnatum
  - Symphyotrichum walteri
Symphyotrichum sect. Polyliguli (Semple & Brouillet) Semple
- Symphyotrichum novae-angliae

Symphyotrichum ×amethystinum (S. novae-angliae × S. ericoides)

Symphyotrichum sect. Ericoidei (Torr. & Gray) Nesom
- Symphyotrichum ericoides
- Symphyotrichum falcatum

Symphyotrichum subg. Astropolium (Nutt.) Semple

Symphyotrichum glabrifolium
Symphyotrichum graminifolium
Symphyotrichum martii
Symphyotrichum patigonicum
Symphyotrichum peteroanum
Symphyotrichum potosinum
Symphyotrichum regnelli
Symphyotrichum subulatum
Symphyotrichum tenuifolium
Symphyotrichum vahlii]

Symphyotrichum subg. Chapmaniani (Semple) Semple

Symphyotrichum chapmanii

Last updated 13 April 2023 by J.C. Semple