Pennsylvania bittercress

Common names

Synonyms

• Cardamine breweri var. oregana (Piper) Detling
• Cardamine flexuosa f. grandiflora O.E.Schulz
• Cardamine flexuosa subsp. pensylvanica (Muhl. ex Willd.) O.E.Schulz
• Cardamine flexuosa var. gracilis O.E.Schulz
• Cardamine hirsuta f. pensylvanica (Muhl. ex Willd.) E.L.Rand & Redfield
• Cardamine hirsuta var. acuminata Nutt.
• Cardamine hirsuta var. pensylvanica (Muhl. ex Willd.) P.W.Graff
• Cardamine multifolia Rydb.
• Cardamine oregana Piper
• Cardamine pensylvanica var. brittoniana Farw.
• Cardamine pensylvanica var. pensylvanica
• Cardamine reflexa Raf.
• Dracamine pennsylvanica (Muhl. ex Willd.) Nieuwl.

Flowers

In flower

April to June (from 377 flowering iNaturalist observations worldwide)

Flower colour

white (USDA PLANTS Database)

Characteristics

Growth habit

Forb/herb

Lifespan

Annual, Biennial, Perennial

In the US and Canada

Alaska: native, Canada: native, Lower 48 states: native, St. Pierre and Miquelon: native

Photos

More in Cardamine

• Cuckoo flowerCardamine pratensisBrassicaceae
• Hairy bittercressCardamine hirsutaBrassicaceae
• Woodland bittercressCardamine flexuosaBrassicaceae
• Narrowleaf bittercressCardamine impatiensBrassicaceae
• Cardamine amaraBrassicaceae
• Coralroot bittercressCardamine bulbiferaBrassicaceae
• Sand bittercressCardamine parvifloraBrassicaceae
• Cardamine resedifoliaBrassicaceae
• Cardamine lyrataBrassicaceae
• Cardamine trifoliaBrassicaceae
• Drooping bittercressCardamine enneaphyllosBrassicaceae
• Cutleaf toothwortCardamine concatenataBrassicaceae