Presence
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Publications
- 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.