This specimen has not been photographed yet.
Alstonia costata
As recorded: Alstonia costata (G.Forst.) R.Br.
Plantae › Tracheophyta › Magnoliopsida › Gentianales › Apocynaceae
- Collected by
- Thibault, J.-C.
- Collector number
- 65
- Date
- May 26, 1975
- Locality
- Hamatea a la crete centrale de l'ile
- Island
- Tahuata
- Region
- French Polynesia
- Elevation
- 850 m
- Identified by
- Sidiyasa, K.
- Record type
- Preserved specimen
Collected the same day
On May 26, 1975, Thibault, J.-C. also collected 5 other specimens.
Alstonia costata observed alive
This specimen was collected in 1975. Since 2000, iNaturalist observers have recorded 29 research-grade sightings in the wild, most recently on 2026-10-26.

2026-10-26
Hienghène, Nouvelle-Calédonie
(c) kawasi, some rights reserved (CC BY-NC)

2026-10-13
Route des Monts Koghis, New Caledonia, NC
(c) Isabelle JOLLIT, some rights reserved (CC BY-NC)

2026-07-02
Houaïlou, Nouvelle-Calédonie
(c) juju98, some rights reserved (CC BY-NC)

2026-05-31
Farino, Nouvelle-Calédonie
(c) Valentin Nemia, some rights reserved (CC BY-NC)

2025-03-23
Poum, Nouvelle-Calédonie
(c) Dominique Fleurot, some rights reserved (CC BY-NC)

2025-03-01
Touho, Nouvelle-Calédonie
(c) Amaury Durbano, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Alstonia costata. BISH 598461. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956640726. Accessed via explore.bishopmuseum.org/specimens/bish/598461.
Record sources
- GBIF occurrence 5956640726 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
