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 handsome climber with creamy-white flowers heavily blotched with purple. It grows freely in a warm greenhouse and is almost hardy in the mildest parts. Raised from seeds or cuttings. There are many other kinds, the best known being Goldieana, with very large flowers yellow inside blotched with chocolate brown; Sturtevanti has large creamy-white and brown flowers; ornithocephala has yellow and brown flowers, and ridicula is a curious plant with purple-brown ear-like lobes veined with white. The "Dutchman's Pipe" is a hardy species with large soft green leaves and small greenish flowers. It grows to a great length, and flourishes in ordinary good soil.