This section is from the book "Commercial Gardening Vol4", by John Weathers (the Editor). Also available from Amazon: Commercial Gardening, A Practical & Scientific Treatise For Market Gardeners.
A genus of pretty South American shrubs, quite hardy in the milder parts of the kingdom, especially near seaside places. They flourish in ordinary good soil, and are raised from cuttings in cold frames or in the open in sheltered spots. The best kinds include macrantha, red to crimson; Philippiana, white; and rubra, with red and white flowers. E. exoniensis is a hybrid between rubra and Philippiana, with white flowers, and Langleyensis is a hybrid between macrantha and Philippiana.