Rhododendron javanicum is a rhododendron species native to Indonesia, Malaysia, and the Philippines.[4] This evergreen shrub grows to 5 m (16 ft) with bright orange flowers in spring. Plants may be terrestrial or epiphytic. Some forms from the Philippines may have red or bicoloured flowers, but are less often seen in cultivation.[5]
| Rhododendron javanicum | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Ericales |
| Family: | Ericaceae |
| Genus: | Rhododendron |
| Species: | R. javanicum
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| Binomial name | |
| Rhododendron javanicum | |
| Synonyms | |
Subspecies
editNine subspecies are recognized:[1]
- Rhododendron javanicum subsp. brookeanum (H.Low ex Lindl.) Argent & Phillipps – epiphytic shrub or tree, Borneo
- Rhododendron javanicum subsp. cladotrichum (Sleumer) Argent – epiphytic shrub, Borneo (Sabah and east-central Kalimantan)
- Rhododendron javanicum subsp. gracile (H.Low ex Lindl.) Argent, A.Lamb & Phillipps – epiphytic shrub, Borneo
- Rhododendron javanicum subsp. javanicum – hemiepiphytic shrub or small tree, Sumatra, Java, Borneo, and the Lesser Sunda Islands
- Rhododendron javanicum subsp. kinabaluense (Argent, A.Lamb & Phillipps) Argent – hemiepiphytic shrub, Borneo (Sabah)
- Rhododendron javanicum subsp. moultonii (Ridl.) Argent – epiphytic shrub, Sabah and Sarawak
- Rhododendron javanicum subsp. palawanense Argent – epiphytic shrub, Philippines (Palawan)
- Rhododendron javanicum subsp. schadenbergii (Warb.) Argent – epiphytic shrub, Philippines and northeastern Sulawesi
- Rhododendron javanicum subsp. teysmannii (Miq.) Argent – epiphytic shrub, Peninsular Malaysia, Sumatra, Java, and Lesser Sunda Islands
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R. javanicum subsp. brookeanum
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References
edit- ^ a b Rhododendron javanicum (Blume) Benn. Plants of the World Online, Kew Science. Accessed 13 March 2023.
- ^ Jermy, A.C.; Kavanagh, K.P. (1982), "Notulae et Novitates Muluenses", Botanical Journal of the Linnean Society, 85 (1): 1–73, doi:10.1111/j.1095-8339.1982.tb00370.x
- ^ Horsfield, T.; Bennett, J.J.; Brown, R. (1838), Plantae javanicae rariores, descriptae iconibusque illustratae, quas in insula Java, annis 1802-1818 legit et investigavit pages 85–87 and plate XIX
- ^ USDA Germplasm Resources Information Network (GRIN)
- ^ "Rhododendron javanicum". Trees and Shrubs Online. International Dendrology Society. Retrieved 22 April 2021.
External links
edit
Media related to Rhododendron javanicum at Wikimedia Commons- Vireya.net
- Hirsutum.com
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