1 14 PRESENT-DAY GARDENING 
oblong, punctate above, glaucous and scaly beneath, 2 inches 
long. Flowers clustered in the axils of the upper leaves, 
bell-shaped, with spreading lobes, i inch across, flesh- 
coloured. Tender. 
R, viscosum. — N. America. 1734. A deciduous shrub 
3 feet high, with thin branches, green ovate leaves 2 inches 
long, with hairy margins and midrib. Flowers in compact 
clusters, tubular, the lobes spreading i inch across, white, 
viscous, fragrant. One of the parents of a late-flowering 
race of Ghent Azaleas. Hardy. 
R. Wightii. — Sikkim, 14,000 feet. 1851. Ashrub, 6--14 
feet. Evergreen. Leaves oblong, 7 inches long, dark-green 
above, rust-hairy beneath, closely reticulate, reddish when 
young. Flowers, many, in lax heads, yellow, bell-shaped, 
ij inch long, five-lobed, ten stamens. Seeds large for 
Rhododendron. Probably hardy. 
R. yunnanense, — Yunnan. 1894. Erect, freely branched 
shrub 6 feet or more. Evergreen. Leaves elliptic, leathery, 
hairy, dark-green, 3 inches long. Flowers in loose heads, 
erect. Azalea-like, 2 inches across, white with crimson spots. 
Hardy. 
