Triumfetta semitriloba
Sacramento bur
As recorded: Triumfetta semitriloba Jacq.
Plantae › Tracheophyta › Magnoliopsida › Malvales › Malvaceae
- Collected by
- Munro, G.C.
- Collector number
- s.n.
- Date
- April 25, 1923
- Locality
- Haiku
- Island
- Maui
- Region
- Hawaii, United States
- Identified by
- Herbst, D.R.; Sohmer, S.H.; Wagner, W.L.Derral R. Herbst →Seymour H. Sohmer →Warren L. Wagner Jr. →
- Record type
- Preserved specimen
Triumfetta semitriloba observed alive in Hawaiʻi
This specimen was collected in 1923. Since 2000, iNaturalist observers have recorded 63 research-grade sightings in the wild, most recently on 2026-10-05.

2026-10-05
Hana, HI 96713, USA
(c) Craig Ontl, some rights reserved (CC BY-NC)

2026-09-08
Honolulu County, US-HI, US
(c) Brynn Fricke, some rights reserved (CC BY)

2026-06-03
Kailua Kona, HI, US
(c) Jason Flor Flores, some rights reserved (CC BY-NC)

2026-05-25
Waialua, HI 96791, USA
no rights reserved

2026-03-06
Waialua, HI 96791, USA
no rights reserved

2026-02-27
Waianae, HI 96792, USA
no rights reserved
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Triumfetta semitriloba. BISH 71033. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956353946. Accessed via explore.bishopmuseum.org/specimens/bish/71033.
Record sources
- GBIF occurrence 5956353946 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
