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 showy Spanish hardy or half-hardy annual, 1-3 ft. -high, with three - lobed mallow - like leaves and large crimson flowers. There are several varieties, including a white one, but the best is grandiflora, which has crimson flowers with red and white variations.
 
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