Rudbeckia hirta
Black Eyed Susan, Black Eyed Susan
Other regional names: Blackeyed Susan
- Blackeyed Susan
Also known as: Centrocarpha gracilis (Nutt.) D.Don +15 more
- Centrocarpha gracilis (Nutt.) D.Don
- Centrocarpha hirta (L.) D.Don
- Centrocarpha hirta (L.) Sweet
- Coreopsis hirta (L.) Hook. ex Prestoe
- Coreopsis hirta Raf., 1820
- Helianthus hirtus (L.) E.H.L.Krause
- Peramibus hirtus (L.) Raf.
- Rudbeckia amplectens T.V.Moore
- Rudbeckia brittonii Small ex Small & Vail
- Rudbeckia hirta f. dichrona Clute
- Rudbeckia hirta f. flavescens Clute
- Rudbeckia hirta f. frondosa Clute
- Rudbeckia hirta f. gigantea Clute
- Rudbeckia hirta f. hirta
- Rudbeckia hirta f. homochroma Steyerm.
- Rudbeckia hirta f. viridiflora Burnham
Botanical Data
- Taxonomic Rank: Species
- Botanical Family: Asteraceae
- WCVP Morphological Data: Recorded natively as a annual or perennial.
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Indigenous to North America, Rudbeckia hirta (commonly known as Black-eyed Susan) is an annual or perennial herbaceous plant belonging to the Asteraceae family. Within its native range, this species is primarily associated with temperate conditions. There are naturally occurring varieties of this species, which are linked below.
Macro Climate
Temperate
Plant Type
Herbaceous Perennial
Plant Type
Annual
Native Range
Continents (WGSRPD)
NORTHERN AMERICA
Regions (WGSRPD)
Eastern Canada, North-Central U.S.A., Northeastern U.S.A., Northwestern U.S.A., South-Central U.S.A., Southeastern U.S.A., Southwestern U.S.A., Western Canada
Botanical Countries (WGSRPD L3)
Alabama, Alberta, Arkansas, British Columbia, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pennsylvania, Prince Edward I., Québec, Rhode I., Saskatchewan, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
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)
Altay, Austria, Baltic States, Belarus, Belgium, Cuba, Czechoslovakia, East European Russia, France, Germany, Great Britain, Hungary, Ireland, Irkutsk, Italy, Japan, Kazakhstan, Khabarovsk, Kirgizistan, Korea, Krym, Kuril Is., Myanmar, Netherlands, Newfoundland, Norway, Poland, Primorye, Romania, Sakhalin, South European Russia, Spain, Sweden, Switzerland, Turkmenistan, Ukraine, Uzbekistan, West Siberia, Yugoslavia
Subspecies, Varieties & Forms