12 
UPTON GARDENS 
PHLOX* 
andicola. Delightfully large white flowers; flat-growing sparse foliage. 
Dry sandy soil. 2 inches. 
bryoides, Moss Phlox. Well thatched with snow white flowers; 
tufted gray foliage, evergreen. Rocky ridges. 
condensata. Dense mats of sharp gray-green foliage displaying a 
“Milky way.” Like a glorified arenaria. Alpine screes. Another 
enchanting if— 
depressa. Like P. condensata, but less closely tufted, white to laven¬ 
der flowers. Seed scarce. 
stansburyi (dasyphylla). Rose-pink flowers, deep throated; wiry 
gray-green foliage. A prairie gem. 3 inches. 
PHYSARIA, Double Bladderpod. 
didymocarpa. Lovely little silver rosettes, even more attractive when 
surrounded by their large yellow flowers and puffy double pods. 
Gravel. Scarce. 
POLEMONIUM. Leafmold soil. 
confertum. Sky Pilot. Clusters of clear deep sky blue bell-shaped 
flowers with orange anthers, harmonious pinnate foliage. Alpine, 
8 to 10 inches. 
pulcherrimum. Jacob’s Ladder. Pern-like foliage, well sprinkled with 
open light blue flowers. 6 to 8 inches. 
POLYGONUM (Bistortoides), Bistort. Fuzzy white millet-like heads on 
jointed slim stems. Narrow smooth leaves. iy 2 ft. 
POPULUS tremuloides, Quaking Aspen. White birch-like bark, tall 
slender trunks. The open tracery of light green leaves, which in 
autumn turn bright yellow and orange, makes lovely dappled 
shade. Nursery grown whips, $1.00. 
POTENTILA (Dasyphora). Garden soil. 
fruticosa, Shrubby Cinquefoil. Numerous yellow flowers; an attrac¬ 
tive shrub of good habit. Long blooming season. Young plants 75c. 
gracilis. Small yellow flowers, silvery green foliage. 
monspeliensis. Coarser than gracilis; many stamens. Impermanent. 
PRIMULA. 
angustifolia, Fairy Primrose. A choice alpine one, brave rose-pink 
flowers that greet a hailstorm open-faced. Companionable dark 
green leaves. 2 inches. Excellent for the rock garden if its toes 
are kept moist. 
parryi, Queen of the Alpine Brooks. Brilliant clusters of large rose 
to rosy-purple flowers, oblong smooth green leaves. A handsome 
plant, of strong fragrance. 1 ft. 
PRUNUS besseyi, Sand Cherry. A sturdy low spreading shrub bearing 
large dark red cherries. Plants 75c each. 
melanocarpa, Chokecherry. A good shrub to form screens, easy to 
grow under adverse conditions. Young plants 75c each. 
PSEUDOCYMOPTERIS. Well-drained soil. 
anisatus, Anise. Refreshing, dark shiny green leaves, finely cut. 
Mustardy yellow flowers. 6 inches. On open dry mountainsides. 
montanus (like multifidus). Pretty cymes of little yellow flowers on 
slender stems; parsley-like foliage. 
PULSATILLA hirsutissima, Pasque Flower. Lavender to purple, like 
a downy crocus. Fairy-broom seed heads. 
PYROLA, Wintergreen. Acid leafmold or a rotting log; shade. 
secunda. Whitish flowers. Basal leaves make a good small ground 
cover. 
uliginosa. Bog Pyrola. Glossy roundish leaves. Spikelets of pink 
bells with their tongues hanging. Seed sometimes available. 
uniflora, see Moneses. 
