ENCYCLOPEDIA OF GARDENING. 
SPECIES CULTIVATED: O. biflora, white, May, 1 ft., N. America; leptosepala, 
yellow, May, 1 ft., N.W. America; palustris (Marsh Mari old), yellow, April, 
1 ft., Britain; and its varieties, alba (white), flore pleno (double yellow), monstrosa 
plena (yellow, double); and nana flore-pleno (dwarf). 
Calvary Clover (Medicago echinus).—See Medicago. 
Calycanthus (Carolina Allspice).—Ord. Calycanthacex. Hardy 
deciduous flowering shrubs. 
CULTURE: Compost, two parts peat, one part loam & leaf-mould. 
Position, south or west walls, or sheltered aheakbeey: South of England. 
Plant, Oct. to March. Propagate by seeds sown iin. deep in light soil 
in cold frame, March; by layers of shoots in July & Aug. 
SPECIES CULTIVATED: ‘C. floridus, brownish purple, fragrant, June, 6 ft., 
8. United States; glaucus, brownish purple, May, 6 ft., United States; occi- 
dentalis (Syn. O. macrophyllas), red, fragrant, Aug., 9 ft., california. Asplenifolius, 
ovatus and variegata are forms of O. floridus. 
Calypso (Calypso Orchis).—Ord. Orchidacex. Hardy terrestrial 
orchid. First introduced 1820. 
CULTURE: Compost, two parts leaf-mould, one part fibry peat & 
coarse sand. Position, shady margins of rockwork or bog. Plant, Oct. 
or March. Etopagate by offsets treated as old plants at planting time. 
+ SPECIES CULTIVATED: O. borealis, rose, brown and yellow, Jan., 1 ft., 
N. Temperate Zone. 
Calystegia (Bind-weed).—Ord. Convolvulacew. Hardy herba- 
ceous trailing & climbing perennials. 
CULTURE: Soil, ordinary. Position, sunny border where the fleshy 
roots can be confined and prevented spreading over the garden. Plant, 
Oct. to March. Propagate by seeds sown }in, a in pots of sandy 
soil in temp. 55° in March, or similar depth in April where plants are 
to flower ; Ss division of roots in Oct. or March. 
SPECIES CULTIVATED: ©. hederacea (Syn. O. pubescens fi. pl.), Double Chinese 
Bindweed, rose, summer, 6 ft., China and Japan; sepium incarnata (American 
Bindweed), rose, July, 6 ft.; sepium dahurica, rosy purple, July, 6 ft., Siberia; 
sylvatica, white, July, 6 ft., Europe; Soldanella (Syn. Convolvulus Soldanella), red, 
June, 3 ft., Temperate Zone. 
Camassia (Bear Grass; Wild Hyacinth; Californian Quamash). 
—Ord, Liliaces. Hardy bulbous plants. First introduced 1837. 
CULTURE: Compost, equal parts loam, leaf-mould, & coarse sand. 
Position, sheltered beds or borders. Plant bulbs 4in. deep & 4in. 
apart in Oct. or Feb. Top-dress annually with decayed manure. Lift 
& replant every four years. Propagate by seeds sown 4in. deep in 
sunny position outdoors in March, or }in. deep in boxes of light soil 
in temp. 55° in Nov.; by offsets in Oct. or Feb. 
SPECIES OULTIVATED: C. esculentea (Quamash), blue, July, 2 ft., N.W. America; 
Cusickii, blue, July, 23ft., California; Fraseri (Wild Hyacinth), blue, June, 2 ft., 
N. America. 
Camellia (Japan Rose; Tea-plant)—Ord. Ternstremiaceer. 
Greenhouse flowering shrubs. Evergreen. First introduced 1739. 
CULTURE: Compost, equal parts turfy loam, peat, & sand. Posi- 
tion, pots or tubs in greenhouse, against south wall, or in sheltered 
shrubberies outdoors in 8. of England. Pot, March or April. Plant 
outdoors Oct. or March. Water moderately Sept. to March, freely 
afterwards. Prune at potting time. Temp., Sept. to March 50° to 55°; 
March to Sept. 55° to 65°. Place plants outdoors on bed of cinder 
ashes July to Sept. Apply stimulants once a week Aug. to March. 
Suitable stimulants: Solution of sheep droppings & soot, clear soot 
water, guano & water, or artificial manures. Cause of buds dropping, 
dry atmosphere & insufficient water at roots. Propagate by seeds sown 
Zin. deep in sandy peat in temp. 75° in March; by cuttings of 
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