LIST OF GREENHOUSE PLANTS. 



539 



borne pretty pink or red flowers. M. Lemoineanum, rose- 

 coloured flowers an inch across, and M. sericeum multi- 

 ftorum, with pink flowers and leaves an inch long, are 

 the most common. Peat and loam. 



Fig. 657.— Moraea Robinsoniana. 



Moraea. — Iris-like plants, both in regard to character 

 and cultural requirements. 



M. bicolor. Leaves narrow, 2 feet long; flowers white, with a 

 purple blotch at the base of the outer segments. S. Africa. 



M. iridioides. White flowers with yellow spots. S. Africa. 



M. Robinsoniana (fig. 657). A robust plant from Lord Howe's 

 island. Leaves 6 feet long by 3 inches wide. Flowers on tall 

 branching scapes, white; often fifty to one hundred flowers on 

 one inflorescence. 



Musa Basjoo, a Japanese species 12 feet high, with 

 leaves 6 feet long, and M. Ensete, from Abyssinia, with 

 leaves 15 feet long by 18 inches wide, are suitable for a 

 large house. They should be planted out if possible, as 

 they will then make handsome specimens. 



Myrtus communis, the "Myrtle", with its glossy-green 

 leaves and white fragrant flowers, is useful when grown 

 as a pyramid or standard for the decoration of the cor- 

 ridor. Loam. Cuttings. 



M. bullata. Eeddish-green, oval, wrinkled leaves. New Zealand. 



M. obcordata. An elegant bush with wiry growth and small 

 leaves. New Zealand. 



M. Ugni. A dense bush with small leaves, white flowers, and 

 currant-like edible fruit. There is a form with prettily varie- 

 gated leaves. Chili. 



Nandina domestica is an erect bush with slender stems 

 bearing large bipinnate leaves and white flowers in large 

 dense terminal panicles. The young leaves are of a cop- 

 pery colour, changing to green with age. Loam. Japan. 



Nerium Oleander is an evergreen shrub with long 



narrow leaves and handsome flowers in large terminal 

 panicles. It grows to a height of 10 feet. There are 

 many varieties with white, pink, red, single or double 

 flowers. Loam. 8. Europe. 



Olea.— A genus of upwards of thirty species, 

 the best known being the Olive, 0. europcea, which 

 is a bushy tree with oblong leathery leaves. The 

 flowers are inconspicuous. Loam. 



Olearia. — Shrubby composites remarkable for 

 their free -flowering qualities. A few species are 

 hardy, but the majority require greenhouse treat- 

 ment. Peat and loam. Cuttings. 



0. argophylla (Muskwood). Large lanceolate leaves, 

 green above, silvery beneath, with the odour of Musk. 



0. compacta. A dwarf compact plant with small 

 leaves, white on the under surface. 



0. insignis (fig. 658). A rare New Zealand plant with 

 roundish leathery leaves, green above, white beneath. 



0. nitida. A neat, compact, free-flowering shrub with 

 elliptical leaves. New Zealand. 



0. stellulata. A neat small-leaved shrub with large 

 heads of starry-white flowers. 



Oreopanax. — Handsome -leaved plants re- 

 sembling Aralia and requiring similar treatment. 

 0. platanifolia, a South American species with 

 large Plane-like leaves, and 0. sanderiana, with 

 large three-lobed leathery leaves, from Guatemala, 

 are two of the best. 



Oxalis.— Herbaceous plants with short stems, 

 or bulbous or rhizomatous root - stocks. Flowers 

 white, yellow, pink, or red. They thrive in sandy 

 loam in a sunny house or frame. 



0. articulata. Trifoliate leaves; pink flowers 1 inch 

 across, in umbels. Argentina. 



0. Bowieana. Large trifoliate leaves and large rose- 

 red flowers in umbels. S. Africa. 



0. camosa. Fleshy stems, small leaves, yellow flowers. 

 Chili. 



0. crenata. Tall stems, obovate leaflets, yellow flowers. 

 Peru. 



0. floribunda. Dwarf free-growing plant with umbels 

 of red or pink flowers. 



0. hirta. Dwarf plant, deep-red flowers. S. Africa. 



Oxylobium. — Australian evergreen shrubs bearing 

 yellow or orange-red Pea-shaped flowers in dense racemes. 

 Loam and peat. 



0. Callistachys. Leaves lanceolate, usually in whorls of three; 

 flowers yellow. 



O. ellipticum. Leaves oval; flowers yellow, in dense racemes. 



0. lineare. Small leaves, red and yellow flowers in loose 

 racemes. 



Passiflora. — "Passionflowers" should be grown in 

 rich loam and trained on wires a few inches from the 

 glass, allowing the lateral shoots to hang down. As they 

 are rapid growers, frequent thinning is essential, or the 

 branches soon become overcrowded. A few of the most 

 suitable greenhouse species and varieties are — 



P. atropurpurea. A hybrid with purple flowers 3 inches wide; 

 the corona violet with white dots. 



P. coerulea. White or lilac, with purple corona rays; fruit- 

 pendulous, yellow, egg-shaped. Brazil. 



P. coerulea - racemosa. A hybrid between the two species, 

 indicated with reddish-purple flowers; very free. 



P. edulis (Granadilla). A Brazilian plant with whitish flowers 

 followed by roundish, egg-shaped, purple edihle fruit. 



P. Munroi. A garden hybrid between P alata and P. civrirfca. 

 Leaves large; flowers 5 inches across, flesh-coloured, the corona 

 blue. 



Patersonia. — Australian Irids with Eush-like leaves 

 and bright-blue fugacious flowers. P. lonrjiscapa, with 



and 



