ENCYCLOPMDIA OF GARDENING. 
to Oct., moderately afterwards. Temp., March to Sept. 70° to 85°; 
Sept. to March 60° to 65°. Propagate by seeds sown 1 in. deep in pots 
of light soil in temp. 85° in March. 
SPECIES CULTIVATED: QR. Hildebrandtii, 5 to 10 ft., Comoro Islands. 
Ravenna Grass (Erianthus Ravenne).—See Erianthus. 
Red Alder (Cunonia capensis).—See Cunonia. 
Red Buckeye (ésculus Pavia).—See Asculus. 
Red-bud (Cercis canadensis).—See Cercis. 
Red Californian Cedaz (Libocedrus decurrens).—See Libo- 
cedrus. 
Red Cedar (Juniperus virginiana).—See Juniperus. 
Red Currant.—See Ribes. 
Red Fir ae amabilis).—See Abies. 
Red Helleborine (Cephalanthera rubra).—See Cephalanthera. 
Red-hot-poker-plant (Kniphotia aloides).—See Kniphofia. 
Red-ink-plant (Phytolacca decandra).—See Phytolacca. 
Red Maple (Acer rubrum).—See Acer. 
Red Oak (Quercus rubra).—See Quercus. 
Red Osiez (Salix rubra).—See Salix. 
Red-roct (Ceanothus americanus).—Sce Ceanothus. 
Red Side-saddle-flower (Sarracenia rubra). — See Sar- 
racenia. 
Red Star Lily (Lilium concolor).—Sce Lilium. 
Red Valerian (Centranthus ruber).—See Centranthus. 
Red-veined Rhubarb (Rheum Emodi).—See Rheum. 
Reed Grass (Cortadeira conspicua).—See Cortadeira. 
Reed Mace (Typha latifolia).—See Typha. 
Rehmannia.—Ord. Scrophulariacee. Half-hardy perennial 
herb. First introduced 1835. 
OUTDOOR CULTURE: Soil, moist sandy peat. Position, partially 
shady borders or at base of walls running E. & W. Plant, March or 
April. Water freely in dry weather. Mulch liberally with cocoanut- 
fibre refuse or decayed manure in April. In cold districts it is best to 
lift plants in Oct.; place in pots & store in cold frame or pit until 
following March, then plant out. 
POT CULTURE: Compost, two parts sandy peat, one part leaf- 
mould. Position, well-drained pots in cold frame, pit, or greenhouse. 
Pot, Feb. or March. Water liberally April to Oct., moderately after- 
wards. Apply weak stimulants once a week during flowering period. 
Shade from bright sun essential. Propagate by cuttings of stout, 
healthy shoots, 2 to 3in. long, in sandy soil under bell-glass or hand- 
light, in cold frame or greenhouse, July to Oct. 
2 SPECIES CULTIVATED: R. sinensis, purple, April, 1 to 2 ft., China and 
apan. 
Reineckea.—0Ord. Liliaceez. Hardy herbaceous perennial. 
Flowering & orn. foliage. First introduced 1792. Leaves green, 
or striped with creamy yellow. 
CULTURE: Soil, ordinary good. Position, sunny rockeries or bor- 
ders; variegated variety as edgings to borders. Plant, March or April. 
Lift, divide & replant every three or four years. Water copiously in dry 
weather. Propagate by division of creeping rhizomes in March or April. 
SPECLES CULTIVATED: LR. carnea, pink, fragrant, April, 6 in., China and 
Japan; carnea varicgata, variegated, 
Rein Orchis (Uabenaria ciliaris) —See Habenaria. 
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