RARE PERENNIALS, ALPINE PLANTS 57 

PENSTEMON, Continued. PERNETTYA tasmanica — A very dwarf, 
*barrettae—A dwarf, shrubby native ever 
green species with somewhat silvered 
foliage and short spikes of lilac-purple 
flowers, which are very large, in spring. 
Must be planted in crevice of rocks or 
rock wall, 50c each. 
*cardwelli—Native evergreen shrub, 8 to 
12 inches high, covered several times 
each year with short spikes of bright 
purple flowers. 50c each. 
*corymbosus — A shrubby species, ever- 
green, about 18 inches high, with bright 
scarlet flowers, about an inch long. Care 
should be exercised in purchasing this 
species, as seedlings come in many off 
colors. All of our plants are grown from 
cuttings. 50c each. 
*crandalli—A creeping species, with very 
narrow foliage and wide open flowers of 
blue on short stems. One of the best for 
the mid-west and eastern states. 50c ea. 
*heterophyllus—Neat evergreen subshrubs 
12 to.18 inches high, the unopened flow- 
ers tinged with pink, but upon opening 
a beautiful blue. Off and on all summer. 
35c and 50c each. 
*jaffrayanus — Beautiful glaucous foliage 
and rather large blue flowers on 12 to 15 
inch stems from July to Sept. Hardy and 
very drought resistant. Sun. 50c each. 
*menziesii — Native evergreen creeper, 
with small leaves. Blue or purplish flow- 
ers on 4 to 6 inch stems, June and July. 
50c each. 
*menziesi alba—A very rare form, and to 
our knowledge, has never been offered 
to the public. Very compact, dark green 
creeper, with the pure white flowers on 
short stems. Potted plants, $2.50 each. 
*newberryi—Dwarf native evergreen shrub 
resembling P. cardwelli in foliage, but 
with beautiful deep pink or reddish 
flowers all summer. 8 to 12 inches. 50c 
each. 
*rupicola— A beautiful native evergreen 
shrub, very compact in growth, with 
_ greyish foliage and bright reddish pink 
flowers on 3 to 6 inch stems. It is very 
drought resistant and one of the best 
alpine shrubs for dry, rocky places. 50c 
and 75c each. 
*rupicola alba — A pure white flowering 
form of the preceding. Rare and choice. 
$1.00 each. . 
*rupicola rosea—Another much sought-for 
color break, a pleasing shade of pink, 
contrasting beautifully with the greyish 
foliage. $1.00 each. 
*serpyllifolius—(Formerly listed as Olym- 
pus) Stems and foliage very slender, not 
over an inch high. The blue flowers on 
short spikes. Dainty but very hardy. 
50c each. 
Note—All of the shrubby Penstemons must 
be sheared back severely each year. 
prostrate, evergreen shrub, belonging to 
the Hricaceae and prefers a soil on the 
acid side, but not too much so, composed 
of peat or leaf mold, sand and good loam. 
Prefers a light shade during the hot 
summer months. Small narrow dark 
green leaves and white flowers followed 
by large red fruits. Small pot-grown 
plants, $1.00 each. 
PETROPHYTUM—The creeping Spireas are 
dwarf, prostrate shrubs which prefer a 
sunny well-drained position in the mo- 
raine or alpine garden. 
*cinerascens—Foliage somewhat greener 
and longer than that of preceding 
species, with white flowers on 6 inch 
stems. Very rare, but easier than pre- 
ceding. 50c and 75c each. 
*hendersoni— More shrub-like in growth, 
making small mounds or domes 4 to 6 
inches high, the foliage turning to a 
bronzy-red in fall and winter. Small 
heads of fluffy white blooms on 4 to 6 
inch stems. Also very rare and choice, 
being a little earlier than P. caespitosum. 
$1.00 and $1.50 each. 
PHYLLODOCE *empetriformis — Native of 
high Cascades in Oregon and Washing- 
ton, where it is called Alpine Heather. 
Dwarf and compact, with needle-like, 
vivid green foliage and pitcher-shaped 
bright reddish-pink flowers. Very hardy, 
preferring a little shade in summer, with 
acid soil, composed of leaf mold or peat 
and good loam. $1.00 each. 
PIERIS (ANDROMEDA) floribunda—An at- 
tractive, evergreen shrub with dark green 
leaves and white, Lily-of-the-Valley flow- 
ers in erect panicles, to 15 inches long, 
above the foliage, April to June. Moist, 
peaty, sandy soil in partial shade, Small 
plants, 6 to 9 inches high, 50c and 75c 
each. 
POLYGALA *chamaebuxus—A rare, ever- 
green shrublet, of creeping habit. Ex- 
cellent ground cover for the finer bulbs 
of the alpine section. Makes neat clumps 
and mats, spreading slowly by under- 
ground runners. The pretty pea-shaped, 
yellow flowers, with white wings which 
turn to a rose and crimson may be seen 
throughout the summer and fall. Will 
thrive in either full sun or partial shade, 
in a sandy peat or loam. Not over six 
inches high. 50c each. 
RHODODENDRON—The following spp., ex- 
cept where noted, are sun lovers. Require 
a spongy rooting medium of leaf-mold 
and peat, with good garden loam and a 
little sharp sand. Sharp drainage and 
adequate supply of root moisture is es- 
sential. 
