Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Xanthium strumarium
rough cocklebur
As recorded: Xanthium strumarium L.
Plantae › Tracheophyta › Magnoliopsida › Asterales › Asteraceae
- Collected by
- Fosberg, F.R.
- Collector number
- 53772
- Date
- August 31, 1971
- Locality
- West slope of Haleakala, Kula, Haleakala Ranch, pasture below Upper Kula Rd
- Island
- Maui
- Region
- Hawaii, United States
- Elevation
- 1,000 m
- Identified by
- Shannon, R.K.
- Record type
- Preserved specimen
Collected the same day
On August 31, 1971, Fosberg, F.R. also collected 3 other specimens.
Xanthium strumarium observed alive in Hawaiʻi
This specimen was collected in 1971. Since 2000, iNaturalist observers have recorded 69 research-grade sightings in the wild, most recently on 2026-08-21.
2026-08-21
Kahaone Loop, Waialua, HI, US
(c) hi_ocean, some rights reserved (CC BY-NC)
2026-08-19
Kailua Kona, HI, US
(c) Jason Flor Flores, some rights reserved (CC BY-NC)
2026-07-07
Kahaluʻu, HI, US
(c) Karen Howorth, some rights reserved (CC BY-NC)
2026-05-01
Honolulu County, HI, USA
(c) Kevin Faccenda, some rights reserved (CC BY)
2026-02-27
Waianae, HI 96792, USA
no rights reserved
2026-02-23
Waialua, HI 96791, USA
no rights reserved
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Xanthium strumarium. BISH 643554. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956419529. Accessed via explore.bishopmuseum.org/specimens/bish/643554.
Record sources
- GBIF occurrence 5956419529 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026