Colorado Spring’s, Colorado 
11 
PACHYSTIMA myrsinites. Mountain Lover. Smooth opposite leaves; 
a dwarf evergreen shrub. Woodsy shade. Plants only. 
PARNASSIA, Grass of Parnassus. Moist meadows. 
parviflora. Small starry white flowers on slender stems, basal round¬ 
ish leaves. 6 inches. Seed only. 
PARONYCHIA pulvinata, Whitlow-wort. A gray-green cushion with 
inconspicuous white flowers, from a woody root; alpine. Plants 
only. 
PEDICULARIS groenlandica (Elephantella). Staffs adorned with tiny 
reddish purple elephant heads; fern-like foliage. Bog plants, hard 
to establish. 
PENTSTEMON, Beardtongue. Gravelly slopes, sun. 
alpinus. A profusion of spikes lavishly showered ,with azure. 
ambiguus. Prairie Fairy. Delicate pink flowers, flax-like. A graceful 
plant and strikingly different. 1 ft. 
angustifolia. Flowers of dazzling deep turquoise intensified by linear 
gray-blue foliage. 
barbatus, Fire Cracker. Flame red, fascinates the humming birds. 
brandegii. A large edition of P. alpina, but less intense blue. 
caespitosus. Flowers of sky-blue from flat mats of lacquered leath¬ 
ery leaves. Plants only. 
crandallii. Brilliant with the loveliest turquoise upturned flowers, 
filiform gray-green foliage on wiry stems. A low spreading plant; 
fairest of the family for the rock garden. 
glaucus stenosepalus. Interesting dull purple flowers, occasional off- 
white ones. 
grandiflorus. Large lavender-blue flowers; a strong plant. 3 ft. 
hallii. Relatively large lavender flowers tipped with blue; a gnome¬ 
like plant. Alpine, 6 inches. 
humilis (gracilis). Small blue flowers with a touch of lavender, slender 
stems from dark green mats. Lovely in drifts emerging from 
pine woods. 
jamesii. Pinky lavender; linear foliage; a dry plains variety. 1 ft. 
procerus, Clustered Pentstemon, Small deep blue-violet whorls. 8 to 
10 inches. 
rydbergii. Similar to procerus, but more robust. 
secundiflorus. Bright blue, open-faced flowers; now and again a 
pink variety. Another good one from dry plains. 
spectabilis. Clear rose pink flowers, glaucous foliage. 2 ft. 
unilateralis. Many flowered, blue-lavender, short tubes with 
broad lips. 
PERICOME caudata. Small yellow heads, a bushy composite; from 
rocky canons. 3 ft. Seed only. 
PERS1CARIA (Polygonun). 
rosea. Water Buckwheat. Pink spikelets sticking up from oblong 
water-lily leaves. Plants only. 
PETAEOSTAMEN purpureus, Prairie Clover. Dense terminal spikes of 
rosy purple. 1 ft. 
PHACEEIA, Purple Fringe. 
sericea. Racemes of brilliant purple with extended bright yellow 
anthers. Alpine, 10 inches. 
Pentstemons demand a dry, gravelly sunny place. 
