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Cyperus javanicus in life — In life — Javanese Flatsedge, photographed by an iNaturalist observer, not this specimen. (c) Cheng-Tao Lin, some rights reserved (CC BY), uploaded by Cheng-Tao Lin

BISH 110239Botany

Cyperus javanicus

Javanese Flatsedge

As recorded: Cyperus javanicus Houtt.

Plantae › Tracheophyta › Liliopsida › Poales › Cyperaceae

Collected by: Leland, B.; Chase, E.W.B.; Tilden, J.E.E.W.B. Chase →B. Leland →J.E.R. Tilden →
Collector number: 65
Date: October 1, 1909
Locality: Papeari
Island: Tahiti
Region: French Polynesia
Identified by: O'Neill, H.
Record type: Preserved specimen

400 Bishop specimens of Cyperus javanicus · collected 1852–2013Species page ›

Cyperus javanicus observed alive

This specimen was collected in 1909. Since 2000, iNaturalist observers have recorded 428 research-grade sightings in the wild, most recently on 2026-10-06.

Cyperus javanicus observed 2026-10-06

2026-10-06

Waipahu, HI, US

(c) Ean Schiffman, some rights reserved (CC BY-NC)

Cyperus javanicus observed 2026-09-15

2026-09-15

Rodgers Blvd, Honolulu, HI, US

(c) Julien Carley-Windeler, some rights reserved (CC BY-NC)

Cyperus javanicus observed 2026-09-14

2026-09-14

Kamehameha Hwy, Honolulu, HI, US

(c) Julien Carley-Windeler, some rights reserved (CC BY-NC)

Cyperus javanicus observed 2026-09-12

2026-09-12

Hawaii, US

(c) Brendan Stogner, some rights reserved (CC BY-NC)

Cyperus javanicus observed 2026-09-05

2026-09-05

Heno Pl, ʻĀhuimanu, HI, US

(c) puapaniolo, some rights reserved (CC BY-NC)

Cyperus javanicus observed 2026-08-21

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 110239. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956465840. Accessed via explore.bishopmuseum.org/specimens/bish/110239.

Record sources

GBIF occurrence 5956465840 ↗
Data license: CC_BY_NC_4_0
Last harvested October 26, 2026