PERENNIALS 
Raven Rock Nursery 33 
^Plumbago. Leadwort 
Larpentae. Blue. 9-12 in. Fall. 
Polemonium. Jacobs-ladder 
*Reptans. Blue. 6-12 in. Mav. 
J 
Potentilla. Cinquefolia 
*Nepalensis, Miss Willmott. Cerise. 1-1 ft. 
Summer. 
Primula 
^Primula. Primrose 
Cashmeriana. Blue, ball-shaped flower heads. 
9-12 in. June. 
Polyanthus. Various colors. 6-9 in. May- 
June. 
Veris. Mixed colors. 6-9 in. May. 
*Prunella. Selfheal 
Grandiflora. Violet, purple flowers. 9-12 in. 
All Summer. 
Pyrethrum. Painted Daisy 
Roseum hybridum. Single hybrids. Pink 
shades. 2-2}4 ft. June and Aug. 
Rudbeckia. Coneflower 
Laciniata florepleno, Golden Glow. Dou¬ 
ble yellow. 5-6 ft. Aug.-Sept. 
Purpurea. Purple. 3-3/^ ft. July-Oct. 
*Santolina. Lavender-cotton 
Chamaecyparissus incana. Gray contrast 
plant. Useful for edging. 1 ft. 
*Saponaria. Soapwort 
Ocymoides. Pink. 9-12 in. June-July. 
*Saxi£raga. Saxifrage 
Aizoon. White. Low plant. 1 ft. flower spike. 
June. 35c. each 
Cordifolia. Pink flowering. Heart-shaped 
large leaves. June-July. 
Varieties marked 
Physostigia. (See page 32) 
Scabiosa. Pincushion Floiver 
Caucasica. Lavender. lJ^-2 ft. June-Aug. 
*Sedum. Stonecrop 
Album. White. 4-6 in. June. 
Dasyphyllum. Pinkish white. A gray-leaved 
rock garden gem. 2-3 in. 
Lydium. Pink flowers in July. Red-leaved. 
Dwarf growth. 
Middendorfianum. A low Sedum of proven 
merit. Flowers white. 2-3 in. 
Nevi. A gray-leaved, decorative species. 
White. 3-4 in. 
Rupestre (Pruniatum forsterianum). A 
dense mat of dark green growth. Resistant 
to drought. Blooms yellow. 2-3 in. 
Sarmentosum. Spreads fast. Yellow. 2-3 in. 
Sieboldi . A taller, late flowering, valuable 
Sedum. Glaucous foliage. Dark pink flowers 
in Sept. 5-6 in. 
Spectabile. Showy Stonecrop. A tall growing 
kind. Thick light green leaves. Valuable as 
Summer bloomer. Large pink flower heads 
inJuly-Sept. 1-1 ft. 
Spectabile, Brilliant. A darker shade of 
pink than the preceding. 1-1 N ft. 
Spurium. A rapid spreading evergreen plant. 
4-6 in. Pink flowers. July-Aug. 
Spurium coccienum. Rosy crimson colored 
form of the above. 
All Sedums 25c. each for large clumps, 
15c. each for medium plants 
*Sempervivum. Houseleek 
Arachnoideum. Cobweb. Small, gray rosettes 
with the characteristic spider web forma¬ 
tion on top. Ruby red flowers. 
Arachnoideum laggeri. A larger species of 
the above. 
(*) are suitable for the rock garden 
