The following links provide information about the island of St. Eustatius and the plants that are found there.
- National Parks of St Eustatius
- St. Eustatius Tourist Office
- Dutch Caribbean Nature Alliance
- The flora and fauna of St. Eustatius
- Biological Inventory of St. Eustatius
- The Quill/Boven National Park and Miriam Schmidt Botanical Garden Management Plan
- Flora of the West Indies Checklist
- Flora of the Greater Antilles
- Plants of the Eastern Caribbean
- Father Sanchez’s plants of the Caribbean