Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Cyperus difformis
Variable Flatsedge
As recorded: Cyperus difformis L.
Plantae › Tracheophyta › Liliopsida › Poales › Cyperaceae
- Collected by
- Oppenheimer, H.L.; Padgett, M.Hank L. Oppenheimer →Matt Padgett →
- Collector number
- H71603
- Date
- July 13, 2016
- Locality
- W Maui, Lahaina District, Olowalu Valley, along ditch
- Island
- Maui
- Region
- Hawaii, United States
- Elevation
- 146 m
- Identified by
- Imada, C.
- Record type
- Preserved specimen
Collected the same day
On July 13, 2016, Oppenheimer, H.L.; Padgett, M. also collected 1 other specimen.
Cyperus difformis observed alive in Hawaiʻi
This specimen was collected in 2016. Since 2000, iNaturalist observers have recorded 21 research-grade sightings in the wild, most recently on 2026-08-07.
2026-08-07
Salt Lake Bl + Kalaloa St, Halawa, HI 96701, USA
no rights reserved
2026-05-24
Hilo, HI 96720, USA
(c) rathbunjon, some rights reserved (CC BY-NC)
2026-02-12
Hawaii, US
(c) Andrew Evans, some rights reserved (CC BY-NC)
2025-08-24
United States
(c) Tara Severns, some rights reserved (CC BY)
2024-12-28
Waipahu, HI 96797, USA
no rights reserved
2024-11-15
Kahekili Hwy + Ahaolelo Rd, Hawaii 96744, USA
no rights reserved
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Cyperus difformis. BISH 767257. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956140493. Accessed via explore.bishopmuseum.org/specimens/bish/767257.
Record sources
- GBIF occurrence 5956140493 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026