Quassia
Quassia amara
Spanish: Cuasia de Jamaica

Quassia amara, also known as amargo, bitter-ash, bitterwood, or hombre grande is a species in the genus Quassia, with some botanists treating it as the sole species in the genus. The genus was named by Carl Linnaeus who named it after the first botanist to describe it: the Surinamese freedman Graman Quassi. Q. amara is used as insecticide, in traditional medicine and as additive in the food industry. Most often recorded in Feb, Mar, Apr.
- 2026-04-11 — observation by soulbiol
- 2025-02-15 — observation by zihuadean
- 2025-02-08 — observation by zihuadean
- 2023-03-20 — observation by vctrndr
- 2022-03-11 — observation by vctrndr
Interactive card with more photos, sounds and similar species Plants guide iNaturalist Wikipedia
Cite as: “Quassia (Quassia amara) at La Saladita”, La Saladita Field Guide, lasaladita.com/species/quassia-amara/, updated 2026-09-26. Observation counts and months come from iNaturalist research-grade records within about 50 km of 17.8375°N, 101.7606°W (the survey box also takes in Zihuatanejo, Ixtapa and Troncones); summary text from Wikipedia where present.