Rock Garden Plants
Platystemma violoides Wall.  
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FamilyGESNERIACEAE
Genus speciesPlatystemma violoides Wall. 
SynonymsDidymocarpus hamosa Wall.
Habitatshady rocks and woods
Altitude1500-3300m
Descriptionstem with single, broadly ovate, coarsely dentate leaf, 4-6cm long, flowers similar to Viola, thinly pedicelate, ca. 15mm long
Size5-15cm
Colorbluish violet
Bloomlate summer, autumn
Ca
Typetuft
Cultivationshady, humous, rock crevices
alpine house, humous, gravelly soil, shade
Propagationseed in spring, germ. 1 month, 13-18°C
cuttings in spring
Territory Asia-Temperate
     China (China South-Central , Tibet )
Asia-Tropical
     Indian Subcontinent (Assam , India , Nepal , West Himalaya )
     Indo-China (Laos , Myanmar , Thailand , Vietnam)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

GESNERIACEAE

Platystemma violoides Wall., Pl. Asiat. Rar. [Wallich] 2: 42 (1831)

Synonyms:
Chirita violoides (Wall.) M.R.Almeida

Didymocarpus hamosa Wall.
Platystemma majus Wall
Roettlera hamosa (Wall.) Kuntze

sc. China, Tibet, Assam, c. & w. Himalaya, Indo-China
36 CHC CHT 40 ASS IND NEP WHM 41 LAO MYA THA VIE

1500-3300m

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