Rhododendron williamsii Merr. ex Copel.f.

TSO logo

Sponsor

Kindly sponsored by Peter Norris, enabling the use of The Rhododendron Handbook 1998

Credits

New article for Trees and Shrubs Online.

Recommended citation
'Rhododendron williamsii' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/rhododendron/rhododendron-williamsii/). Accessed 2020-10-27.

Genus

Other species in genus

Glossary

References

There are currently no active references in this article.

Credits

New article for Trees and Shrubs Online.

Recommended citation
'Rhododendron williamsii' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/rhododendron/rhododendron-williamsii/). Accessed 2020-10-27.

Small tree to 7 m, terrestrial; young stems at first sparsely scaly but quickly glabrescent, pale and slightly glaucous or flushed with red. Leaves 8-11 x 3-6 cm, elliptic, broadly elliptic or sub-ovate, the apex acute and shortly and sharply acuminate, the margin entire, flat or very slightly revolute, the base tapering, cuneate; the upper surface at first silvery-scaly, quickly glabrescent, the midrib raised in the lower third, impressed above, lateral veins 6-12 pairs distinct, either impressed or raised; the lower surface with the midrib strongly prominent, the lateral veins distinct but smooth, the scales rather sparse, small, flat and variously lobed with dark centres and tending to leave shallow dark pits after they have fallen. Flowers 5-8 per umbel, erect or semi-erect; calyx disc shaped or irregularly 5-lobed, tinged red; corolla white, funnel-shaped, 2.5-4 x 3-5.5 cm, sparsely scaly or glabrous outside; stamens 10 distributed around the mouth of the flower; ovary densely silvery scaly, style with a few scales near the base, otherwise glabrous. Royal Horticultural Society (1997)

 

Distribution  Philippines Mountain and Zambeles Provinces

Habitat 1,500-2,200 m

RHS Hardiness Rating H2

Conservation status Least concern (LC)

Feedback

A site produced by the International Dendrology Society.

For copyright and licence information, see the Licence page.

To contact the editors: info@treesandshrubsonline.org.