Cardamine longii Fernald. Common name: Long's Bittercress. Phenology: Jun-Sep. Habitat: Tidal freshwater marshes and cypress-gum swamps. Distribution: Coastal in distribution, irregularly from ME south to NC and SC (or FL?).
ID notes: Difficult to distinguish from depauperate or submerged forms of C. pensylvanica with few leaflets; the short style (capsule beak) and short and thick pedicels appear to be the most reliable characteristics.
Origin/Endemic status: Native
Synonymy ⓘ: = C, F, FNA7, K4, NE, Tat, Al-Shehbaz (1988a), Rollins (1993); = n/a — RAB. Basionym: Cardamine longii Fernald 1917
Links to other floras: = Cardamine longii - FNA7
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: OBL
- Northcentral & Northeast: OBL
Heliophily ⓘ: 5
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