ENCYCLOPHDIA OF GARDENING. 
seasons. Propagate by seeds sown in a temp. of 55° to 65° in March. 
Avoid a too damp atmosphere. Also by cuttings of side shoots inserted 
in. pots of sandy soil in a cold frame in early summer. 
ECIES CULTIVATED: A. acaulis, red and yellow, summer, 18in., 8. Africa; 
aspera, yellow, July, 2 to 3ft., S. Afriva, 
Ardisia (Spear-flower).—Ord, Myrsinacee. Stove-flowering & 
berry-bearing plants. Evergreen. First introduced 1809, 
CULTURE: Compost, equal parts loam, peat, leaf-mould, & sand. 
Pot, Feb. to March. Position, pots, in light, sunny part of stove. 
Water eer A in summer, little in winter. Prune straggly shoots back 
closely in March. Temp., March to Sept. 70° to 80°; Sept. to March 
55° to 65°. Propagate by seeds sown iin. deep in above compost in 
some ae in spring; cuttings of side shoots in similar soil & temp., 
arch, 
SPECIES CULTIVATED: A. crenata, flowers white, borne in June, followed by 
pretty red berries, 3 to 4ft., China; crenata alba, a white-berried variety. 
Areca (Betel-nut Palm).—Ord. Palmacez. Stove palms. Orn. 
foliage. First introduced 1690. 
CULTURE: Compost, equal parts loam, peat, leaf-mould, & sand. 
Position, shady, moist. Water freely at all times. Pot, Feb., March. 
boast on March to Sept. 70° to 85°; Sept. to March 60° to 65°. Propagate 
seeds. 
GPRCIES CULTIVATED: A. Catechu (Betel-nut Palm), 20 to 30 ft., Trop. Asia. 
A. lutescens is now included in the genus Chrysalidocarpus, which see. 
Arenaria (Sand-wort)—Ord. Caryophyllacee, Hardy herbaceous 
perennials or rockery plants. First introduced 1731, 
CULTURE: Soil, ordinary, moist. Position, partially shaded 
rockeries. Plant, Oct. to March. Propagate by seeds sown 1-16 in. 
deep in sandy soil in boxes in cold frame, March; cuttings under bell- 
glass in open, April; division of plants in Oct. or March. 
SPECIES CULTIVATED: A_balearica, white. 2 to 3 in., June, Balearic Isles; 
gothica (Syn. A. ciliata), white, summer, 2in., Orkney and Shetland Isles; 
grandiflora, white, sunrmer, 6in., Europe; montana, white, April, 3in., Spain; 
Ppapuieanoensy purple, summer, 6 in., Pyrenees; verna, white, June, 2 in., Britain, 
ete. 
Arethusa.—Ord, Orchidacee. Half-hardy terrestrial orchid. 
CULTURE: Compost, sphagnum moss, peat & well-decayed manure. 
Position, damp, shady border. Plant, Oct. to Dec. Protect in winter 
by covering of decayed leaves. Propagate by offsets in autumn. May 
also be grown iu pots in cold frames or greenhouses. 
SPECIES CULTIVATED: A bulbosa, rosy purple, fragrant, May, 8in., Carolina. 
Argemone (Mexican Poppy; Devil's Fig; Prickly Poppy).—Ord. 
Papaveracee. Hardy annuals & perennials. First introduced 1592. 
CULTURE: Soil, sandy. Position, sunny borders, well drained. 
Plant in March. Propagate both annuals & perennials by seeds sown 
2in. deep in sandy soil outdoors in April or in heat in March, planting 
outdoors in May. Perennials will not flower till following year. 
ANNUAL SPECIES CULTIVATED: A. albiflora, white, July and Aug., 1ft., 
Georgia; hirsuta, white, Sept., 2 ft., California; mexicana, yellow, June, 2 ft., 
Mexico; ochroleuca, yellow, Aug., 2 ft., Mexico. 
PERENNIAL SPECIES CULTIVATED: A. grandiflora, white, summer, 2 to 
3ft., Mexico. Best grown as a half-hardy annual. 
Ariszema.—oOrd. Aroidex. Stove, greenhouse, & hardy tuberous- 
rooted perennials. First introduced 1759. Flowers, arum-like in 
shape. 
CULTURE OF HARDY SPECIES: Soil, ordinary. Position, sunny 
borders. Plant, Oct. or March. Top-dress with decayed manure after 
new growth begins. Apply liquid manure occasionally in summer, 
33 Cc 
