Rhododendrons

Rhododendron hancockii
Choniastrum subsection
Epithet: after W. Hancock (1847-1914),Chinese Imperial Customs.
Shrub or tree 1-4.5m high.
H2?
Flowers: axillary in the uppermost 1-3 leaves, umbellate, 1 flower, tubular-funnel-shaped, 50-78mm long, white, with a yellow blotch at the base, or sometimes pink.
May.
Leaves: evergreen, oblanceolate, elliptic-lanceolate, oblong-obovate, obovate, elliptic or oblong-lanceolate, coriacious, 85-135 x 28-50mm, upper surface green, glabrous, eglandular, margin slightly recurved or flat, underside pale green, glabrous, eglandular.
Distribution: SE and S Yunnan 1500-2000m.