Helianthus debilis subsp. tardiflorus
Cucumberleaf Sunflower, Slow Flowering Sunflower
Also known as: Helianthus debilis var. tardiflorus (Heiser) Cronquist
- Helianthus debilis var. tardiflorus (Heiser) Cronquist
Botanical Data
- Taxonomic Rank: Subspecies
- Botanical Family: Asteraceae
- WCVP Morphological Data: Recorded natively as a annual.
Find Reference Images
Google-powered external web search for Helianthus debilis subsp. tardiflorus
Naturally occurring in North America, Helianthus debilis subsp. tardiflorus (commonly known as Cucumberleaf Sunflower or Slow-Flowering Sunflower) is an annual belonging to the Asteraceae family. In its natural range, this subspecies typically occurs in temperate conditions. It is a naturally occurring subspecies of Helianthus debilis, which is linked below, along with other subspecies of this species.
Macro Climate
Temperate
Plant Type
Annual
Native Range
Continents (WGSRPD)
NORTHERN AMERICA
Regions (WGSRPD)
Southeastern U.S.A.
Botanical Countries (WGSRPD L3)
Alabama, Florida, Georgia, Mississippi
Introduced Range
Plants flagged as 'Introduced' have been transported outside their native historical range by human activity. While many are common ornamentals, some may become naturalized or invasive in local environments. Local ecological guidelines require verification prior to planting.
Botanical Countries (Non-Native)
Austria, Cuba
Base Species & Variations