Rock Garden Plants
Rhododendron keiskei Miq.  
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FamilyERICACEAE
Genus speciesRhododendron keiskei Miq. 
SynonymsRhododendron jodogawa Hasskn.
 Rhododendron laticostum Ingram
 Rhododendron trichocalyx Ingram
Habitatgrassland and thickets
Descriptionleaves coriaceous, lanceolate, 4-8cm, at base shallowly cordate, glabrous, entire, petiolate, flowers 2-5 in umbel, pedicels 1-2cm, corolla pentamerous, infundibuliform, 2-3cm
Size10-90cm
Colorpale yellow
Bloomspring
Ca-
Typeshrub
Cultivationmesic, slightly humous, semi-shady site
alpine house, moist, rich, drained soil, semi-shade
Propagationseed in spring, uncovered, germ. 3-6 months, 13-18°C
cuttings in late summer and fall; layering in spring
Territory Asia-Temperate
     Eastern Asia (Japan)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

ERICACEAE

Rhododendron keiskei Miq., Ann. Mus. Bot. Lugduno-Batavi 2: 163 (1866)

Synonyms:
Azalea keiskei (Miq.) Kuntze
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keiskei typicum ined.

Synonyms:
Azalea jodogawa Hassk.
Rhododendron jodogawa Hassk.
Rhododendron laticostum Ingram
Rhododendron trichocalyx Ingram

sc. & s. Japan
38 JAP

keiskei ozawae T.Yamaz., Fl. Jap. [Iwatsuki & al., eds.] 3a: 20 (1993)

Japan (Kyushu)
38 JAP

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