Holttum, R.E. 1969: Studies in the family Thelypteridaceae. The genera Phegopteris, Pseudophegopteris and Macrothelypteris. Blumea 19: 5–32.
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| Holttum, R.E. 1969: Studies in the family Thelypteridaceae. The genera Phegopteris, Pseudophegopteris and Macrothelypteris. Blumea 19: 5–32. |