Cardamine pensylvanica Muhl., Sp. Pl. ed. 4. 3: 486 (1800) (syn: Cardamine acuminata (Nutt.) Rydb. ; Cardamine breweri var. oregana (Piper) Detling ; Cardamine flexuosa var. gracilis O.E.Schulz ; Cardamine flexuosa f. grandiflora O.E.Schulz ; Cardamine flexuosa subsp. pensylvanica (Muhl. ex Willd.) O.E.SchulzCardamine hirsuta var. acuminata Nutt. ; Cardamine hirsuta var. pensylvanica (Muhl. ex Willd.) P.W.Graff; Cardamine hirsuta f. pensylvanica (Muhl. ex Willd.) E.L.Rand & Redfield ; Cardamine multifolia Rydb. ; Cardamine oregana Piper ; Cardamine pensylvanica var. brittoniana Farw. ; Cardamine reflexa Raf.; Dracamine pensylvanica (Muhl. ex Willd.) Nieuwl.);
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Subarctic America to U.S.A., Bahamas: Alabama, Alaska, Alberta, Arkansas, Bahamas, British Columbia, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Labrador, Louisiana, Maine, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, Newfoundland, North Carolina, North Dakota, Northwest Territorie, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pennsylvania, Prince Edward I., Québec, Rhode I., Saskatchewan, South Carolina, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, Yukon; Introduced into: Cuba, Dominican Republic, Haiti, Leeward Is., Puerto Rico as per POWO;
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Cardamine pensylvanica from California-GS03032023-1: 5 very high res. images.
Cardamine pensylvanica Muhl. ex Willd., a delicate annual herb similar in appearance to C. hirsuta but lacking basal rosette of persistent leaves and with smaller flowers.
Photographed from Fremont, California, March 2, 2023.


 

 

 


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References:
POWO  Catalogue of Life  Wikipedia  gobotany

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