Rock Garden Plants
Onosma caucasica Levin  
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FamilyBORAGINACEAE
Genus speciesOnosma caucasica Levin 
Habitatdry, rocky slopes
Altitudemontane-subalpine
Descriptiongrey-green, setose, leaves 5-8mm wide, oblong, at margins revolute, inflorescence many flowered, corolla 22-28mm long, nutlets 3-4mm with short rostrum
Size20-40cm
Colorlemmon yellow, white
Bloomsummer
Ca
Typetuft
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, germ. 1-3 months, 13-18°C
cuttings in late summer
Territory Asia-Temperate
     Caucasus (North Caucasus , Transcaucasus )
     Western Asia (Turkey)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

BORAGINACEAE

Onosma caucasica Levin, Spisok Rast. Gerb. Fl. S.S.S.R. 12: 37 (1953)

montane-subalpine
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caucasica typica ined.

Caucasus, e. Turkey
33 NCS TCS 34 TUR

caucasica oligotricha T.N.Popova, Novosti Sist. Vyssh. Rast. 15: 207 (1979)

North Caucasus
33 NCS

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