Helenium quadridentatum
Longdisk Sneezeweed
Also known as: Heleniastrum quadridentatum (Labill.) Kuntze +11 more
- Heleniastrum quadridentatum (Labill.) Kuntze
- Helenium alatum (Jacq.) C.C.Gmel.
- Helenium alatum (Jacq.) C.C.Gmel. ex Steud.
- Helenium discovatum Raf.
- Helenium linearifolia Moench
- Helenium milleri Schult.
- Helenium milleri Schult. ex DC.
- Helenium quadripartitum Link
- Mesodetra alata (Jacq.) Raf.
- Rudbeckia alata Jacq.
- Tetrodus quadridentatus (Labill.) Cass.
- Tetrodus quadridentatus (Labill.) Cass. ex Less.
Botanical Data
- Taxonomic Rank: Species
- Botanical Family: Asteraceae
- WCVP Morphological Data: Recorded natively as a annual or biennial.
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Helenium quadridentatum (commonly known as Longdisk Sneezeweed) is an annual or biennial within the Asteraceae family. It originates in North America and South America. Within its native range, this species is primarily associated with seasonally dry tropical conditions.
Macro Climate
Tropical
Plant Type
Biennial
Native Range
Continents (WGSRPD)
NORTHERN AMERICA, SOUTHERN AMERICA
Regions (WGSRPD)
Caribbean, Central America, Mexico, South-Central U.S.A., Southeastern U.S.A.
Botanical Countries (WGSRPD L3)
Alabama, Belize, Cuba, Haiti, Louisiana, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Southeast, Mexico Southwest, Mississippi, Texas
Introduced Range
An “Introduced” distribution indicates that the plant is recorded outside its native range in that region as a result of deliberate or accidental human introduction. Introduced records may include casual, naturalized or invasive populations, but do not include plants that are only cultivated or planted without self-sustaining populations.
Botanical Countries (Non-Native)
Great Britain, Pennsylvania