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 bold and ornamental South African Fern having a thickish bolelike stem and twice-pinnate fronds, 3-6 ft. long, with serrated pinnae, and dense masses of reddish-brown spore clusters. It makes a compact plant when well grown, and is a very useful Fern for market work. It should be grown in a close damp atmosphere and shaded from the sun. T. superba (fig. 317) is a charming New Zealand Fern with gracefully spreading feathery-looking fronds. It requires to be treated as a Filmy Fern, described below.[a. j. h.]
 
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