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.
A genus of stove and greenhouse climbers with showy tubular flowers. They are rampant in growth, like a peaty soil, and are increased by cuttings of the young half-ripened shoots. The stove kinds include Cham-berlayni, yellow; magni-fica, mauve and reddish purple; regalis, yellow and red; speciosa, pale purple; purpurea, rose purple; venusta, orange; Cherere, orange red. The greenhouse kinds are Tweediana and Unguis, both yellow flowered.