
Cyperus javanicus
Javanese Flatsedge
As recorded: Cyperus javanicus Houtt.
Plantae › Tracheophyta › Liliopsida › Poales › Cyperaceae
- Collected by
- Wilder, G.P.
- Collector number
- 1065
- Date
- June 5, 1929
- Locality
- Rarotonga
- Island
- Rarotonga
- Region
- Cook Islands
- Identified by
- O'Neill, H.
- Record type
- Preserved specimen
Collected the same day
On June 5, 1929, Wilder, G.P. also collected 4 other specimens.
Cyperus javanicus observed alive
This specimen was collected in 1929. Since 2000, iNaturalist observers have recorded 428 research-grade sightings in the wild, most recently on 2026-10-06.

2026-10-06
Waipahu, HI, US
(c) Ean Schiffman, some rights reserved (CC BY-NC)

2026-09-15
Rodgers Blvd, Honolulu, HI, US
(c) Julien Carley-Windeler, some rights reserved (CC BY-NC)

2026-09-14
Kamehameha Hwy, Honolulu, HI, US
(c) Julien Carley-Windeler, some rights reserved (CC BY-NC)

2026-09-12
Hawaii, US
(c) Brendan Stogner, some rights reserved (CC BY-NC)

2026-09-05
Heno Pl, ʻĀhuimanu, HI, US
(c) puapaniolo, some rights reserved (CC BY-NC)

2026-08-21
943台灣屏東縣獅子鄉竹坑村辦公處
(c) vrxz, some rights reserved (CC BY-SA)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Cyperus javanicus. BISH 110250. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956615521. Accessed via explore.bishopmuseum.org/specimens/bish/110250.
Record sources
- GBIF occurrence 5956615521 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
