Rock Garden Plants
Cardamine douglassii Britton  
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FamilyBRASSICACEAE
Genus speciesCardamine douglassii Britton 
SynonymsDentaria douglassii (Britton) Greene
 Thlaspi tuberosum Nutt.
Habitatthickets and woods
Altitude50-400m
Descriptionhirsute, lower leaves simple, petiolate, orbiculate, sinuate or entire, stem leaves 3-6, oblong, flowers in raceme, sepals oblong, petals 8-13mm long, siliques linear
Size10-25cm
Colorrose, purple
Bloomspring
Ca
Typetuft
Cultivationcold, shady site with a humous, moist soil
alpine house, moist, humous soil, shade
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
division in fall; cuttings in late summer
Territory Northern America
     North-Central U.S.A. (Illinois , Iowa , Minnesota , Missouri , Wisconsin )
     Northeastern U.S.A. (Connecticut , Indiana , Masachusettes , Michigan , New Jersey , New York , Ohio , Pennsylvania , West Virginia )
     Southeastern U.S.A. (Alabama , Kentucky , Maryland , North Carolina , South Carolina , Tennessee , Virginia)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

BRASSICACEAE

Cardamine douglassii Britton, Trans. New York Acad. Sci. 9(1-2): 8 (1889)

Synonyms:
Dentaria douglassii (Britton) Greene

Arabis rhomboidea purpurea Torr.
Cardamine rhomboidea purpurea (Torr.) Torr.
Dracamine purpurea (Torr.) Nieuwl.
Thlaspi tuberosum Nutt.

c. & e. USA
74 ILL IOW MIN MSO WIS 75 CNT INI MAS MIC NWJ NWY OHI PEN WVA 78 ALA KTY MRY NCA SCA TEN VRG

50-400m

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