Rhododendron stevensianum Sleumer

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'Rhododendron stevensianum' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/rhododendron/rhododendron-stevensianum/). Accessed 2020-10-26.

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New article for Trees and Shrubs Online.

Recommended citation
'Rhododendron stevensianum' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/rhododendron/rhododendron-stevensianum/). Accessed 2020-10-26.

Shrub to 0.75 m, epiphytic; young stems at first rather densely covered in pale brown scales, some distinctly stalked and also with a fine indumentum of short hairs. Leaves 3-4.5 x 2-3.5 cm, ovate or broadly-ovate, the apex obtuse, somewhat decurved, the margin slightly recurved, the base cordate; upper surface at first silvery scaly, quickly glabrescent, the midrib finely impressed for most of its length, laterals 4-6 pairs smooth or very slightly raised or impressed; the lower surface with the midrib strongly raised in the lower half, the laterals smooth, scales moderately dense, brown, irregularly lobed and in shallow depressions. Flowers 2-3 per umbel, semi-erect to half-hanging; calyx a hairy and scaly irregularly lobed disc; corolla pink sometimes with a bluish purple tinge, cylindrical, straight or slightly curved, 2-2.5 x 2.5-3 cm, rather sparsely scaly and hairy outside; stamens 10, slightly dimorphic at first clustered in the centre of the flower, later spreading back against the lobes; ovary silvery hairy and scaly, style hairy in the lower half, glabrous above. Royal Horticultural Society (1997)

Distribution  Papua New Guinea Eastern Highlands Province, Mt Michael, and near Obura, Simbu (Chimbu) Province, Porul Range

Habitat 2,000-2,100 m

RHS Hardiness Rating H2

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