Kindly sponsored by
Peter Norris, enabling the use of The Rhododendron Handbook 1998
New article for Trees and Shrubs Online.
'Rhododendron vesiculiferum' from the website Trees and Shrubs Online (treesandshrubsonline.
Large shrub or small tree; young shoots densely glandular-setose. Leaves 12–14.5 × 3.5–5 cm, obovate to oblanceoate; upper surface rugulose, with deeply impressed veins, lower surface with veins and midrib covered with glandular setae and with white vesiculate hairs. Flowers 10–15 in a truss; calyx 8–10 mm; corolla white to rose-purple, with flecks and a small basal blotch, funnel-campanulate, nectar pouches lacking, 25–35 mm; ovary densely covered with rufous stalked glands, with an understorey of white vesiculate hairs. Flowering April-May. Royal Horticultural Society (1997).
Distribution Myanmar NE China W Yunnan, SE Tibet
Habitat 2,500–3,350 m
RHS Hardiness Rating H5
Conservation status Vulnerable (VU)
This species is closely allied to R. glischroides but may be distinguished from that species by the presence of vesiculate hairs. Royal Horticultural Society (1997)