Cyperus sphacelatus
Roadside Flatsedge
14
Bishop specimens
0
Type specimens
1973
First collected
2023
Last collected
2026
Last seen alive in Hawaiʻi
In the Library
Bishop Museum publications whose pages name Cyperus sphacelatus, most mentions first.
2019
Hawaiian naturalized vascular plants checklist (February 2019 update)Imada, C. · Contribution to the Hawaii Biological Survey · 2 pages
2025
Imada, C.T., Faccenda, K., Thomas, M.K., Gallaher, T., Oppenhemier, H., Kennedy, B. & Kalei, A. (eds.) Hawaiian native & naturalized vascular plants checklist (2025 update). 780 pp. [published online 6 November 2025]· Contribution to the Hawaii Biological Survey · 1 page
2023
Records of the Hawaii Biological Survey for 2023: VolumeEvenhuis, N.L. & Eldredge, L.G. (eds) · Records of the Hawaii Biological Survey · 1 page
2008
Records of the Hawaii Biological Survey for 2007Evenhuis, N.L. & Eldredge, L.G. · Contribution to the Hawaii Biological Survey · 1 page
2007
Records of the Hawaii Biological Survey for 2007: VolumeEvenhuis, N.L. & Eldredge, L.G. (eds) · Records of the Hawaii Biological Survey · 1 page
Where Bishop collected it
3 mapped specimens. Localities of endangered species are shown approximately.
Two centuries of collecting
The oldest Bishop specimen was collected in 1973 by Raynal, J. (Tahiti).
From the collection
Alive today
46 research-grade iNaturalist sightings in the wild in Hawaiʻi since 2000. Most recent first.

2026-09-05
Kinoole St, Hilo, HI, US
(c) Julien Carley-Windeler, some rights reserved (CC BY-NC)

2026-06-01
Kelipio Pl, Hilo, HI, US
(c) Carlos/Giancarla Ross (AnimeBirder), some rights reserved (CC BY-NC)

2026-05-26
Kaʻiminani Dr, Kalaoa, HI, US
(c) Carlos/Giancarla Ross (AnimeBirder), some rights reserved (CC BY-NC)

2026-03-30
Hawaii Belt Rd, Hilo, HI, US
(c) ellynbitume, some rights reserved (CC BY-NC)

2026-03-30
Ahiahi St, Kalaoa, HI, US
(c) Carlos/Giancarla Ross (AnimeBirder), some rights reserved (CC BY-NC)

2026-03-12
Pāhoa, HI 96778, USA
(c) sweet_amphibian, some rights reserved (CC BY-NC)

2026-02-14
Hilo, HI 96720, USA
no rights reserved

2026-02-13
Island of Hawaiʻi, Pahoa, HI, US
(c) dingofern, some rights reserved (CC BY-NC)
