Cyperus rotundus

As recorded: Cyperus rotundus L.

Plantae › Tracheophyta › Liliopsida › Poales › Cyperaceae

Collected by: Funk, E.J.
Collector number: Wake 21
Date: March 30, 1993
Locality: This weed is now spreading of the abandoned housing and on Peacock Point
Island: Wake Island
Identified by: Herbst, D.R.
Record type: Preserved specimen

157 Bishop specimens of Cyperus rotundus · collected 1893–2022Species page ›

Collected the same day

On March 30, 1993, Funk, E.J. also collected 24+ other specimens.

Cyperus rotundus observed alive

This specimen was collected in 1993. Since 2000, iNaturalist observers have recorded 3,651 research-grade sightings in the wild, most recently on 2026-10-27.

2026-10-27

N First St, Midlothian, TX, US

(c) Sam Kieschnick, some rights reserved (CC BY)

2026-10-26

Maple St, Denton, TX, US

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

2026-10-26

Country Lake Park, Hialeah, FL, US

(c) James K. Wetterer, some rights reserved (CC BY-NC)

2026-10-26

E Saint Francis Ave, Alton, TX, US

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

2026-10-25

Bastrop

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

2026-10-25

MGC3+V9, El Radar, 70902 Puerto Ángel, Oax., México

(c) Angie Judith, some rights reserved (CC BY-NC)

Observations and photos from iNaturalist, shown only when openly licensed.

Cite this specimen

Cyperus rotundus. BISH 633254. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956152287. Accessed via explore.bishopmuseum.org/specimens/bish/633254.

Record sources

GBIF occurrence 5956152287 ↗
Data license: CC_BY_NC_4_0
Last harvested October 26, 2026