Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Cyperus polystachyos
Bunchy flat-sedge
As recorded: Cyperus polystachyos Rottb.
Plantae › Tracheophyta › Liliopsida › Poales › Cyperaceae
- Collected by
- Giffard, W.M.; (sub Rock, J.F.C.)
- Collector number
- 8739
- Date
- April 1, 1911
- Locality
- Kilauea Volcano, Kau Road
- Island
- Hawaiʻi Island
- Region
- Hawaii, United States
- Identified by
- (Nom. rev.) Kennedy, B.
- Record type
- Preserved specimen
Cyperus polystachyos observed alive in Hawaiʻi
This specimen was collected in 1911. Since 2000, iNaturalist observers have recorded 507 research-grade sightings in the wild, most recently on 2026-10-22.
2026-10-22
Crater Rim Trail, Pahoa, HI, US
(c) Lucy Breda, some rights reserved (CC BY-NC)
2026-10-15
Crater Rim Trail, Pahoa, HI, US
no rights reserved
2026-10-15
Crater Rim Trail, Pahoa, HI, US
(c) swahn, some rights reserved (CC BY-NC)
2026-10-14
Kīlauea, Pahoa, HI, US
(c) birdbirdbird, some rights reserved (CC BY-NC)
2026-10-10
Hawaii, US
(c) Brendan Stogner, some rights reserved (CC BY-NC)
2026-10-06
Kamehameha Hwy W, Aiea, HI, US
(c) Julien Carley-Windeler, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Cyperus polystachyos. BISH 117079. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956412320. Accessed via explore.bishopmuseum.org/specimens/bish/117079.
Record sources
- GBIF occurrence 5956412320 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026