ENCYCLOPHDIA OF GARDENING. 
autumn, 6 in., Philippines; elegantulum, maroon, May, 6 in., Madras; grandi- 
florum, yellow and crimson, May, 8 in., Ceylon; ornatissimum, yellow and purple, 
Ooct., 8 in., Himalayas; picturatum, green and red, 8 in., Malaya; robustum, red, 
yellow, and purple, June, 1 ft., New Guinea; Thouarsii, yellow, July, 1 ft., Mas- 
care Islands. 
Cissus.—See Vitis. 
-Cistus (Rock Rose; Gum Cistus).—Ord. Cistacew. Hardy & half- 
hardy evergreen shrubs. First introduced 1548. 
CULTURE: Soil, good ordinary. Position, pots in frame or cold 
greenhouse, sunny rockeries or against south walls. Plant, March. 
Protect in severe weather. Propagate by seeds sown 1-16 in. deep 
in boxes of sandy soil in cold frame or unheated greenhouse in March, 
transplanting seedlings into small pots & ne outdoors in June; 
i 
by cuttings 4in. long in pots of sandy soil in Sept. in cold frame or 
reenhouse. 
. SPECIES CULTIVATED: C. albidus, white, 2 ft., S.W. Europe; crispus, purple, 
2 ft., 8. Europe; cyprius, white, 4 ft., Uyprus; florentinus, white, 4 ft., 8. Europe; 
ladaniferus, white, 4 ft., S.W. Europe; ladaniferus albiflorus, white; ladaniferus 
maculatus, white and purple; laurifolius, white, 4 ft., S.W. Europe; longifolius 
white, 8 ft., S5.W. Europe; purpureus, purple, 2 ft., Levant; monspeliensis, white, 
2 ft., S. Europe. 
Citron (Citrus medica var. cedra).—See Citrus. 
Citron-scented Gardenia (Miriostigma axillaris). — See 
Miriostigma. 
Citron-scented Geranium (Pelargonium citriodorum).— 
See Pelargonium. 
Citron-scented Orchid (Odontoglossum citrosmum),—See 
Odontoglossum. ; 
. Citrus (Orange; Lemon; Shaddock; Adam’s Apple; Lime; Citron; 
Forbidden Fruit)—Ord, Rutacee. Greenhouse evergreen shrubs. 
First introduced 1595. Flowers, white, fragrant; May to July. Fruit: 
Sweet Orange, golden rind, globular; Lemon, pale yellow, rind thin, 
oblong; Citron, yellow, thick rind, long, egg-shaped, lump at tip; 
Shaddock, greenish yellow, bitter rind, large, round; Lime, greenish 
yellow, smooth rind, globular, with nipple at top; Mandarin, reddish 
rind, dark red pulp, large; Tangerine, syn. with Mandarin; St. 
Michael’s, red rind, globular, large. 
CULTURE: Compost, two parts puede turfy loam, one part dry cow 
dung, charcoal, crushed bones, & ba last. Pot, Feb., March, or April. 
Position, pots, tubs, or beds, all to be well drained, in cool or slightly 
heated greenhouses. Water freely March to Oct., moderately after- 
wards. Apply liquid manure once a week to healthy plants from May 
to Oct. Syringe trees daily during summer. Stand trees in pots or 
tubs in sheltered position outdoors June to Sept. Repotting should 
not be done oftener than is actually necessary. Prune straggling 
shoots into shape in March. Temp., Sept. to Feb. 45° to 50°; Feb. to 
Sept. 55° to 65°. Fruit formed one year will not ripen till next. Pro- 
pagate by seeds sown Zin. deep in light soil in temp. 55° in March for 
producing stocks for grafting choice kinds on; by cuttings inserted in 
small pots of sandy soil in July; layering in Oct.; by budding in Aug. ; 
by grafting in March. ; 
SPECIES CULTIVATED: OC. aurantium (Sweet Orange), 12 to 15 ft., Trop. 
America; aurantium bergamia (Bergamot Orange); aurantium bigaradia (Seville 
Orange); aurantium japonica (Kumquat); aurantium lusitanica (Portu- 
guese Oran: eh aurantium melitensis (Blood Orange); aurantium- myrte- 
folia (Myrtle: eaved Orange); aurantium variegata (Variegated Orange); 
decumana (Shaddock), 15 ft., Tropics; media ‘(Vitron), 10 ft., Trop. Asia; 
medica limetto (Sweet Lime), 10 ft.; ‘medica limonum (Lemon); nobilis 
: 99 EQ 
