Boldingh, I. 1909. The flora of the Dutch West Indian Islands St. Eustatius, Saba and St. Martin. 321 pp. E.j. Brill., Leiden.
Boldingh, I. 1913. Flora voor de Nederlandsch West-Indische eilanden. 450. J.H. de Bussy, Amsterdam - Derde Uitgave van het Van Eedenfonds.
Kramer, K.U. 1962. Pteridophyta. Flora of the Netherlands Antilles 1: 1-84.
Moran, R. 2007. Ferns. Plants and Lichens of Saba Virtual Herbarium of The New York Botanical Garden. [link]
Proctor, G.R. 1977. Pteridophyta. Flora of the Lesser Antilles, Leeward and Windward Islands In: Flora of the Lesser Antilles, Leeward and Windward Islands. 2: 414. Arnold Arboretum, Harvard University, Jamaica Plain, Massachusetts.
Rojer, A. 1997. Biological Inventory of Saba. 87 pp. CARMABI Foundation, Curaçao.
Rojer, A. 1997. Biological inventory of St. Maarten. 102 pp. CARMABI Foundation, Curaçao.