ENCYCLOPEDIA OF GARDENING. 
abundantly March to Oct., moderately afterwards. Shade from sun. 
Syringe blocks two or three times daily in summer, once daily in 
winter & autumn, Temp., Nov. to March 45° to 55°; March to Nov. 
55° to 60°. Propagate by division, Feb. to March. 
SPECIES CULTIVATED: R. elegans, white, purple and yellow, Jan., Venezuela; 
maculata, yellow, purple and crimson, Nov. to Feb., Colombia; pandurata, white 
and crimson, winter, Colombia. : : 
Resurrection Plant (Anastatica Hierochuntica).—See Anas- 
tatica. 
Retinospora.—See Cupressus. 
Rhamnus (Buckthorn) Ord. Rhamnacee. Hardy evergreen & 
deciduous trees & shrubs. 5 
CULTURE: Soil, ordinary. Position, sunny or shady shrubberies; 
good seaside shrubs. Plant, Oct. to March. Prune, Feb. Propagate 
by seeds sown outdoors in autumn; cuttings inserted outdcors in 
ordinary soil in Sept.; by layering in Sept. or March. 
SPECIES CULTIVATED: R. Alaternus angustifolius variegatus, leaves green 
and white, 10 to 20 ft., evergreen, S.W. Europe; catharticus (Buckthorn), 5 to 
10 ft., deciduous, Europe (Britain); frangula, 5 to 10 ft., deciduous, Europe 
(Britain); libanoticus, 4 to 6 ft., pretty autumnal foliage, deciduous, Asia Minor. 
Rhapis (Ground Rattan Cane).—Ord. Palmacee. Greenhouse 
palms. Orn. foliage. First introduced 1774. Leaves, fan-shaped, 
reen; variety, green striped with white. 
CULTURE: Compost, two parts rich loam, one part decayed leaf- 
mould & sand. Position, well-drained pots in greenhouse or dwelling- 
room, during sunmer. Pot, Feb. or March. Water copiously April 
to Oct., moderately afterwards. Apply weak stimulants occasionally 
during summer. Place small lumps of sulphate of iron on surface 
of soil to ensure deep healthy green foliage. Shade from sun essential. 
Syringe twice daily in summer, once other times. Temp., March to 
Sept. 55° to 65°; Sept. to March 45° to 55°. Propagate by seeds sown 
lin. deep in light soil in temp. of 80° in Feb. or March; suckers re- 
moved in April or August. 
SPECIES CULTIVATED: QR, flabelliformis, 3 to 4 ft., China and Japan, and its 
variety, variegata, leuves variegated; humilis, 3 ft., China. 
heum (Rhubarb).—Ord. Polygonacee. Hardy herbaceous peren- 
nials. Edible stalked & orn. foliage plants. Leaves, large, hand- 
shaped, green. Roots, large, fleshy. First introduced 1573. 
CULTURE OF EDIBLE RHUBARB.—Soil, light, deep, rich. Posi- 
tion, sunny, open. Plant single roots with crowns 2in. below surface, 
3 ft. apart in rows 3ft. asunder, in Nov., Feb., or March. Top-dress 
with manure in Nov. or Feb., forking it into surface of soil. Lift, 
divide, & replant every four years. No stalks should be gathered the 
first year. Remove flower stems directly they appear. Forcrne: 
Cover two or more year old crowns with pots or je casks or tubs, 
& place fresh maaure & tree leaves over these in Jan. or Feb., or lift 
strong roots & place them close together in deep boxes underneath 
staging in warm greenhouse, or in corners of dark cellars, in the 
mushroom houses, with a little soil between. Keep moist and dark. 
Temp., 55° to 75°. Forcing season, Nov. to Feb. oots, two to five 
years old best for forcing. Reject roots after forcing. Chemical 
Manures: 202. kainit, 20z. superphosphate, 40z. iron sulphate to 
lgall. of water applied at intervals of a fortnight during growth 
Griffiths). Propagate by seeds sown jin. deep in ordinary soil out- 
oors in March or April; by division of roots with crowns or buds 
attached, Nov. to Feb. 
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