Family | GENTIANACEAE |
Genus species | Swertia perennis L. |
Synonyms | Swertia alpestris Baumg. ex Fuss |
Swertia congesta A.Nelson | |
Swertia covillei Greene | |
Habitat | grassland |
Description | leaves oval to elliptic, yellow-green, upper leaves amplexicaule, flowers stellate, 2-3cm across, in lax raceme, petals acute |
Size | 15-30cm |
Color | blue, reddish violet |
Bloom | summer |
Ca | - |
Type | tuft |
Cultivation | mesic, slightly humous, sunny site alpine house, moist, rich, drained soil, sun |
Propagation | seed in winter, barely covered, germ. 1-3 months, 10-13°C division in spring; cuttings in late summer |
Territory |
Circumpolar
Europe Middle Europe (Austria , Czechoslovakia , Germany , Poland , Switzerland ) Southwestern Europe (France , Spain ) Southeastern Europe (Bulgaria , Italy , Romania , Yugoslavia ) Eastern Europe (Belarus , Baltic States , East European Russia , North European Russia , South European Russia , Northwest European Russia ) Asia-Temperate Caucasus (North Caucasus ) China (Manchuria ) Eastern Asia (Japan ) Northern America Subarctic America (Aleutian Is. , Alaska ) Western Canada (British Columbia ) Northwestern U.S.A. (Colorado , Idaho , Montana , Oregon , Washington , Wyoming ) Southwestern U.S.A. (Arizona , California , Nevada , Utah ) South-Central U.S.A. (New Mexico) |
Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
Comments | GENTIANACEAE
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