R. vaccinoides. At elevations of 12,000 ft. in its native Tibet. This 
plant is an epiphyte on trees and rocks. In lowland countries it 
thrives on acid soil; a small shrub with small smooth leaves and 
small lilac pink or white tinged with pink. $1.50. 
xx xxR. Williamsianum. Said to grow to 4 ft. Our form is, however, 
perfectly prostrate. It is beautiful at any time of the year with oval 
heart-shaped leaves which in early spring are suffused with bronzy 
green color. The flower is bell-shaped, 214 in. wide, waxy crimson 
in bud and maturing to apple-blossom-pink. W. Szechuen. Intro- 
duced by E. H. Wilson 1908. $1.25-$2.50. 
x x x R. xanthocodon. A tall shrub with blue-green oval leaves; yellow- 
green bell-shaped flowers. $2.00. 
x xx xR. yunnanense. A most useful plant to drape over a wall, cover 
Xx 
a bank, to use as foreground planting or to take an important posi- 
tion in the rock garden. Variable in habit, growing erect or sprawl- 
ing, depending on whether it started life in sun or shade. Flowers 
creamy-white, spotted with cinnabar—a thrilling sight in bloom. 
W. China. Introduced by Jean M. Delavay 1889. $2.50. 
R. zaleucum. Tree or shrub. Flowers pale white or rose, fragrant; 
leaves milky-white beneath. $1.00 up. 
Vaccinium glauco-album. Rare. A small evergreen shrub from altitudes 
of 10,000 ft. in the Himalayas. Beautiful leathery dark blue-green 
leaves with bluish-white reverses. Flowers borne in 2-3 in. racemes, 
pinkish white. Berries black with white bloom. $1.50. 
. Nummularia. A small shrub with oval leathery wrinkled leaves set 
closely on slender branches beset with light brown bristles. The 
flowers are small pinkish urns, margined with brighter color. Fruits 
are black. In Sikkim it sometimes grows in the forks of trees; here 
it requires a sheltered position. Only a few small plants $1.50. 
. padifolium. 5-8 ft. Red-branched; semi-evergreen leaves closely set 
and dark red in autumn. Flowers in short racemes, purple-yellow; 
fruit purple-black with blue bloom. $1.50. 
V. uliginosum. A little cosmopolite of the northern hemisphere from 
the mountains to old bogs on the coasts. A very prostrate growth 
with oval blue leaves and large purple-blue fruits. $2.00. 
V. Vitis-Idaea. 8-12 in. Arctic alpine; stoloniferous; oval dark shiny 
Sonera leaves; flowers waxy pink urns, red fruit persistent. 75c- 
. Vitis-idea-minor. A small shrub from farther north. $1.00 up. 
BERBERIDACEAE 
Vancouveria hexandra. 10 in. Creeping ground-cover; more delicate — 
in all its parts than Epimedium to which it is related. Pale com- 
pound leaves; creamy flowers on wiry stems in Apr. 35c. 
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