Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Rumex obtusifolius
broad-leaved dock
As recorded: Rumex obtusifolius subsp. obtusifolius Linnaeus, 1753
Plantae › Tracheophyta › Magnoliopsida › Caryophyllales › Polygonaceae
- Collected by
- Pyle, P.; Jeffrey, J.J.J. Jeffrey →P.B. Pyle →
- Collector number
- 1110
- Date
- July 18, 1978
- Locality
- Kau District, Kahuka AHU. Trail 71; SW slope of Mauna Loa; Kahuku Ranch. S. of Kipukas o Pele Iki & Peehi
- Island
- Hawaiʻi Island
- Region
- Hawaii, United States
- Elevation
- 1,280 m
- 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
Collected the same day
On July 18, 1978, Pyle, P.; Jeffrey, J. also collected 1 other specimen.
Rumex obtusifolius observed alive in Hawaiʻi
This specimen was collected in 1978. Since 2000, iNaturalist observers have recorded 14 research-grade sightings in the wild, most recently on 2026-10-10.

2026-10-10
Hilo, HI 96720, USA
no rights reserved

2026-04-27
Hawaii County, US-HI, US
(c) deefulton, some rights reserved (CC BY-NC)

2025-11-02
Hakalau Forest National Wildlife Refuge, Hilo, HI, US
(c) Yeowie, some rights reserved (CC BY-NC)

2024-10-05
Hakalau Forest National Wildlife Refuge, Hilo, HI, US
(c) gingaaninjaa, some rights reserved (CC BY-NC)

2024-03-22
Hawaii County, US-HI, US
(c) Carlos/Giancarla Ross (AnimeBirder), some rights reserved (CC BY-NC)

2024-03-10
Hawaii County, US-HI, US
(c) Kyhl Austin, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Rumex obtusifolius. BISH 469886. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956568131. Accessed via explore.bishopmuseum.org/specimens/bish/469886.
Record sources
- GBIF occurrence 5956568131 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
