ENCYCLOPHDIA OF GARDENING. 
PERENNIAL SPECIES: G. glauca, white, summer, 18 in., Caucasus; paniculata, 
white, summer, 2 to 3 ft., Europe; paniculata flore-pleno, double white; repens, 
white, summer, 6 in, Alps; Stevenii, white, summer, 2 ft., Caucasus. 
Habenaria (Butterfly Orchis; Rein Orchis).—Ord. Orchidacex. 
Hardy and stove terrestrial orchids. Deciduous. Flowers fragrant. 
CULTURE OF HARDY SPECIES. Compost, equal parts leaf-mould, 
peat & sand. Position, moist, partially shaded borders. Plant, Oct. 
or April. Mulch surface of bed in June with leaf-mould, cocoanut-fibre 
refuse, or short grass. Water freely in summer in dryish positions. 
Replanting necessary only when plants show signs of deterioration. 
CULTURE OF STOVE SPECIES: Compost, one-half of equal propor- 
tions of fibrous peat, loam & fresh-chopped sphagnum moss, & another 
half of fine crocks & coarse silver sand. Pot when growth commences. 
Position, shady. Water moderately till growth is well advanced, then 
freely; very little when at rest. Resting period, directly after flower- 
ing. Propagate by division at potting time. . 
HARDY SPECIES: H. bifolia (Butterfly Orchid), white, June, 1 ft., Britain; 
blepharoglottis, white, summer, 1 ft., N. America; ciliaris, orange, Aug., 18 in., 
N. America; conopsea, red or white, summer, 18 in., Hurope (Britain); fimbriata, 
purple, June, 1 ft., N. America. 
STOVE SPECIES: H. carnea, pink and white, summer, Penang; pusilla, green 
and scarlet, summer, 1 ft., Cochin China; Suzanna, white, summer, India. 
Haberlea.—ord. Gesneracew. Hardy herbaceous perennial. 
First introduced 1880. 
CULTURE: Soil, fibrous sandy peat. Position, moist fissures of 
rockery in shade. Plant, Oct., March or April. Water freely in dry 
weather. Propagate by seeds sown 1-16 in. deep in well-drained pots or 
pans of sandy peat in cold frame in March or April; by division of 
plants in March or April. 
SPECIES CULTIVATED :eH. rhodopensis, lilac, May, 6 in., Greece. 
Hablitzia.—Ord. Chenopodiacee,. Hardy herbaceous climber. 
First introduced 1828. 
CULTURE: Soil, ordinary. Position, base of naked trunks of trees, 
south or west trellises, arbours, walls, or fences. Plant, Oct. or March. 
Cut down stems to the ground in Oct. Propagate by seeds sown 1-16 in. 
deep in sunny place outdoors in March or April, or similar depth in 
boxes of light soil in greenhouse or cold frame in March, transplanting 
seedlings outdoors in May or June; by division of roots Oct. or April. 
SPECIES CULTIVATED: H. tamnoides, green, summer, 8 to 10 ft., Caucasus. 
Habranthus.—See Zephyranthes & Hippeastrum. 
Habrothamnus.—See Cestrum. 
Hackberry (Celtis occidentalis).—See Celtis. 
Hacquetia.—Ord. Umbellifere. Hardy herbaceous perennial. 
CULTURE: Soil, ordinary. Position, sunny rockery or margin of 
border. Plantin March. Propagate by division of the roots in March. 
Soap pate CULTIVATED: H. epipactis (Syn. Dondia epipactis), yellow, spring, 3 to 
6 in., Europe. 
Hzemanthus. (Blood-flower; Blood Lily; Red Cape Tulip).— 
Ord. Amaryllidacee. Stove & greenhouse bulbous plants. Deciduous. 
Nat. S. Africa. First introduced 1722. 
CULTURE: Compost, two parts sandy loam, one part peat, well- 
decayed manure & sand. Position, well-drained pots exposed to full sun 
in stove or greenhouse whilst growing; under staging whilst at rest. 
Pot early-flowering species Aug. to Nov.; late-flowering species, March 
or April. Place bulbs half their depth in compost. Water very little 
till growth begins, then moderately; gradually withhold it when 
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