Herbaceous Perennials 
41 
BOLTONIA. False Chamomile 
Boltonia asteroides. September and October. 
Stems 2 to 8 ft., simple below and branching at 
the top. Numerous Aster-like, white flowers. One 
of the best late-flowering perennials. 
B. latisquama. 4 ft. July to October. A handsome 
plant with large, showy heads of lilac-purple 
flowers. Good for cutting. Attractive in rough 
places and in the border. 
var. latisquama nana. Similar to the type, but 
growing only 2 ft. high; has beautiful pink flowers. 
BUPHTHALMUM. Ox-eye 
Buphthalmum salicifolium. IH ft. June and 
July. A showy garden plant of compact habit 
and large, clear yellow flowers in profusion. 
CALIMERIS 
Calimeris incisa. 1 to 2 ft. Of easy culture in any 
good soil, making a display throughout July and 
August. Flowers large, purple rayed, or almost 
white and yellow centered. Good in border. 
CALLIRHOE. Poppy Mallow 
Callirhoe involucrata. 9 to 12 in. A trailing plant 
of vigorous growth, with rich violet-crimson 
flowers in late Summer. Border and rock garden. 
CALTHA. Marsh Marigold 
Caltha palustris. Bright yellow flowers in early 
Spring. 25 cts.; $2.00 per 10. 
CAMPANULA. Bellflower 
Campanula carpatica (Carpathian Harebell). 
9 to 18 in. June to September. Flowers large, 
often IJ^ in. wide, deep blue. A neat, compact, 
low-growing species. Invaluable for border or 
rock garden. 
var. alba. White-flowered variety of the above. 
C. glomerata. Height 1 to 2 ft. June and July. 
Flowers blui.sh purple, in dense heads or glomes. 
C. latifolia. 3 to 4 ft. June and July. Large leaves; 
flowers in loose spikes or racemes, about 8 in. long, 
erect, very large, 2K in. long; purple or dark blue; 
hairy. 
var. macrantha. Erect, pyramidal bush, 3 to 4 
ft. high, with large purplish-blue flowers; thrives 
in any soil; useful as a border plant. 
C. media (Canterbury Bell). Biennial, }^ to 4 ft. 
high. Late June and July. Flowers blue, white 
and rose; corolla very large and bell shaped; 
bright and attractive. 
var. calycanthema (Cup and Saucer). July. 
Calyx is colored like the flower, giving a cup and 
saucer effect. 
C. persicifolia. 3 ft. June and July. Broad, single, 
purple, bell-shaped flowers arranged along a tall 
flower spike. A good border plant, 
var. alba grandiflora. A pure white form of the 
above. Good for massing in shady shrubbery 
borders. 
var. flora pleno. Double, purple, bell-shaped 
flowers. 25 cts.; $2.00 per 10. 
CAMPANULA— Continued 
Campanula persicifolia var. Moerheiml. 2 ft. 
June and July. A handsome form; free, sturdy 
habit; large, open, pure white, semi-double 
flowers, borne on a stiff, erect flower stalk. 
C. pyramidalis (The Chimney Bellflower). July 
and August. Forms a pyramid composed of numer- 
ous stems 4 to 5 ft. in height, crowded with large, 
handsome, blue, Salvia-like flowers, 
var. alba. Similar to above, but white. 
C. pulcherrima. 2 ft. July. A variety with numer- 
ous small, blue bells; valuable for cutting. 
C. rotundifolia (Blue BeUs of Scotland). 1 ft. 
June to August. This is the true Harebell or Blue- 
bell of literature; in the wild it is more slender 
and taller than in the garden; clear blue flowers. 
Especially suited for crevices in the rock garden 
or steep slopes, if planted to show pendent habit. 
C. trachelium (Coventry Bells). 2 to 3 ft. July 
and August. Sturdy, hairy plant, with light purple, 
somewhat drooping flowers. 
C. Van Houttei. 2 ft. June and July. Solitary 
bell-shaped flowers of violet blue, 2 in. long, nod- 
ding from the branchlets. 25 cts.; $2.00 per 10. 
CAREX. Sedge 
Cares Morrowii variegata. A handsome plant 
suited for pots or border. The stiff, clean, white- 
edged foliage keeps in condition for months. Per- 
fectly hardy, holding its foliage all Winter. 
Cassia. Wild Senna 
Cassia Marylandica (American Senna). 3 to 5 
ft. June to September. A splendid herbaceous 
plant, producing flowers in axillary racemes near 
the tops of the stems, and often appearing as if 
panicled; bright yellow; wide open. 
CATANANCHE 
Catananche coerulea. 2 ft. July and August. 
Heads of pretty, deep blue flowers on long stems. 
An everlasting. 
CENTRANTHUS. Valerian 
Centranthus albus. 3 ft. June, July. Heads of 
white flowers. 25 cts.; $2.00 per 10. , 
C. ruber. 1 to 3 ft. June and July. An old-fash- 
ioned garden variety, with red flowers. 25 cts.; 
.$2.00 per 10. 
CENTAUREA. Century 
Centaurea dealbata. 8 to 24 in. June to August. 
Rosy-purple flowers. 25 cts.; $2.00 per 10. 
C. macrocephala. 3 ft. July 1o September. Best 
and most showy Centam-ea. Flowers rich golden 
yellow; useful for cutting. 25 cts.; $2.00 per 10. 
C. montana (Perennial Cornflower). July and 
August. Stems low and vmbranched; 20 in. high; 
flowers bluish purple. Valuable for cutting. 
var. alba. White form of the above. 9 to 15 in. 
June. 
var. rosea. Flowers rose colored. 
CEPHALARIA 
Cephalaria Tatarica. 0 ft. July and August. 
Flat heads of showy cream-white flowers. Suited 
for rear border where effects are desired. Grows 
readily. 
