This section is from the book "Commercial Gardening Vol2", by John Weathers (the Editor). Also available from Amazon: Commercial Gardening, A Practical & Scientific Treatise For Market Gardeners.
This handsome evergreen shrub is sold occasionally in a small state. It has narrow leaves and single- and double-flowered forms white, pink, or red in colour. Raised from cuttings in sandy loam, and gentle heat.