and May the stemless white blossoms crowd 
for space among the silvery tri-parted leaves. 
This spring, 50c each; fall, if the season is 
good, 25c; 3, 65c. 
O. sericea Third of an interesting trio 1 . Blos¬ 
soms of purple-red, one to three on short 
stems among the leaves. Attains with age a 
spread of 18 inches. 50c; 3, $1.35. 
Oxytropis lamberti Loco, a characteristic and 
showy Astragalus. Many erect racemes of 
rich toned, longish, Pea blossoms, purple, 
purplish red, to blue, from light to dark. 12 
inches. Silvery pinnate leaves at the ground. 
20c; doz. $2.00. 
Pachylophus (Oenothera) eaespitosa Stemless 
Primrose, Gumbo Lily. 4 inch snowy blos¬ 
soms, very fragTant, among lanceolate, glossy 
leaves, May to Aug. Delights in clay, lime, 
and underdrainage. 30c; 3, 75c. 
Parosela enneandra A plant that is differ¬ 
ent. May serve as a. “tree” in the rock gar¬ 
den. One to several slender arching stems 
rise 12 to 24 inches or more, ending m rock¬ 
et-bursts of spreading stems, with slender 
swaying racemes of silvery calyces and 
whitish blossoms. Blossom effect, June-Aug. 
25c; 3, 65c. 
Pentstenion The plains Pentstemons have a 
more or less undeserved reputation of transi¬ 
ency. In their native haunts, with a lean soil 
and excellent subdrainage, they often live to 
five years. Cut back the stems and do not 
water after flowering. 
P. albidus Close spires of large white blos¬ 
soms, May, June. 6 to 14 inches. 20c; 3, 50c. 
P. angustifolius Brilliant azure, with narrow, 
glaucous, evergreen basal leaves, this flower 
has a wonderful appeal. Height usually not 
over 12 inches. 25c; 3, 65c. 
P. eriantherus Handsome spires of large, 
warm lavender blossoms with prominent 
gold-hairy tongues, buds pinkish. Leaves 
broad, hairy. Lime and heavy soil may be 
necessary. 20c; 3, 50c. 
P. glaber Large for the rock garden, 12 to 24 
inches, with many stems. A fine dark blue, 
often touches of purple. June, July, and 
again if cut back. 25c; 3, 60c. 
P. gracilis A graceful small flowered kind, 
amethyst colored or lignter. 10 to 12 inches. 
Accepts light shade; June, July. 20c; 3, 50c. 
Petalostemon purpureus Prairie Clover. Sev¬ 
eral spreading stems with many long heads 
of red-purple, dotted with orange stamens, 
June, July. Fragrant, much admired. Foliage 
inconspicuous. Dry position, preferably in 
sand. 30c; 3, 75c. 
P. villosus This beauty from the sand hills is 
a spreading bushlet 5 to 12 inches high, 
somewhat wider. Flowers a soft silvery rose; 
the cone, as well as the seven-to-nine-parted 
leaves and stem, velvety gray-green. July- 
Sept. Best deep drainage. 35c; 3, 90c. 
Phlox alyis&ifolia Lavender pink to bright 
pink, the flowers often an inch in diameter, 
their delicious scent fills the garden. Leaves 
lanceolate, slightly grayish, white margined. 
