Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Juncus tenuis
Slender Path Rush
As recorded: Juncus tenuis Willd.
Plantae › Tracheophyta › Liliopsida › Poales › Juncaceae
- Collected by
- Adee, K.T.
- Collector number
- s.n.
- Date
- January 12, 1979
- Locality
- Piihonua; Hilo Forest Reserve, Site 35 OS
- Island
- Hawaiʻi Island
- Region
- Hawaii, United States
- Elevation
- 1,082 m
- Identified by
- Wagner, W.L.; Herbst, D.R.Derral R. Herbst →Warren L. Wagner Jr. →
- Record type
- Preserved specimen
Collected the same day
On January 12, 1979, Adee, K.T. also collected 4 other specimens.
Juncus tenuis observed alive in Hawaiʻi
This specimen was collected in 1979. Since 2000, iNaturalist observers have recorded 38 research-grade sightings in the wild, most recently on 2026-10-23.

2026-10-23
Haleakalā National Park, Kula, HI, US
(c) ka_y_ak, some rights reserved (CC BY-NC)

2026-10-09
Hawaii County, HI, USA
no rights reserved

2026-08-27
Hawaii County, US-HI, US
(c) Jason Flor Flores, some rights reserved (CC BY-NC)

2026-06-25
Hawaii, US
no rights reserved

2026-05-30
Huehue St, Kailua Kona, HI, US
(c) Carlos/Giancarla Ross (AnimeBirder), some rights reserved (CC BY-NC)

2026-05-29
Kailua Kona, HI, US
(c) Carlos/Giancarla Ross (AnimeBirder), some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Juncus tenuis. BISH 580109. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956421522. Accessed via explore.bishopmuseum.org/specimens/bish/580109.
Record sources
- GBIF occurrence 5956421522 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
