Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Juncus effusus
As recorded: Juncus effusus subsp. effusus
Plantae › Tracheophyta › Liliopsida › Poales › Juncaceae
- Collected by
- Woolford, H.A.
- Collector number
- s.n.
- Date
- August 20, 1956
- Locality
- Haelaau Puukukui Trail
- Island
- Maui
- Region
- Hawaii, United States
- Elevation
- 1,219 m
- Identified by
- Zika, P.F.
- Record type
- Preserved specimen
Collected the same day
On August 20, 1956, Woolford, H.A. also collected 13 other specimens.
Adenophorus pinnatifidus
Botany
Clermontia micrantha
Botany
Elaphoglossum crassifolium
Botany
Geniostoma hedyosmifolium
Botany
Geranium hillebrandii
Botany
Helodeaster maviensis
Botany
Lycopodium venustulum
Botany
Microschizaea robusta
Botany
Phlegmariurus phyllanthus
Botany
Plantago pachyphylla
Botany
Stenogrammitis saffordii
Botany
Stenogyne kamehamehae
Botany
Vaccinium dentatum
Botany
Juncus effusus observed alive in Hawaiʻi
This specimen was collected in 1956. Since 2000, iNaturalist observers have recorded 33 research-grade sightings in the wild, most recently on 2026-07-28.
2026-07-28
Maui County, US-HI, US
(c) Antonio Rodriguez, some rights reserved (CC BY-NC)
2026-07-06
Hilo, HI, US
(c) Tim Guida, some rights reserved (CC BY-NC)
2026-04-27
Hawaii County, US-HI, US
(c) pippa_swannell, some rights reserved (CC BY-NC)
2026-02-18
Hawaii County, HI, USA
(c) Anders Hastings, some rights reserved (CC BY)
2026-01-29
Hakalau Forest National Wildlife Refuge, Hilo, HI, US
(c) ka_y_ak, some rights reserved (CC BY-NC)
2026-01-27
Hakalau Forest National Wildlife Refuge, Hilo, HI, US
(c) ka_y_ak, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Juncus effusus. BISH 40165. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956364860. Accessed via explore.bishopmuseum.org/specimens/bish/40165.
Record sources
- GBIF occurrence 5956364860 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026