Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Ruppia maritima
widgeongrass
As recorded: Ruppia maritima L.
Plantae › Tracheophyta › Liliopsida › Alismatales › Ruppiaceae
- Collected by
- Fosberg, F.R.
- Collector number
- 53648
- Date
- April 2, 1971
- Locality
- Poipu Beach, grounds of Sheraton Kauai Hotel
- Island
- Kauaʻi
- Region
- Hawaii, United States
- Identified by
- Herbst, D.R.; Sohmer, S.H.; Wagner, W.L.Derral R. Herbst →Seymour H. Sohmer →Warren L. Wagner Jr. →
- Record type
- Preserved specimen
Collected the same day
On April 2, 1971, Fosberg, F.R. also collected 2 other specimens.
Ruppia maritima observed alive in Hawaiʻi
This specimen was collected in 1971. Since 2000, iNaturalist observers have recorded 5 research-grade sightings in the wild, most recently on 2024-05-04.

2024-05-04
Kalaoa, HI 96740, USA
(c) Michael Sthreshley, some rights reserved (CC BY-NC)

2023-11-18
Island of Hawaiʻi, Kalaoa, HI, US
(c) JRBeachy, some rights reserved (CC BY-NC)

2023-03-28
Kauai County, HI, USA
(c) Steven Kurniawidjaja, some rights reserved (CC BY-NC)

2022-12-11
Kauai County, HI, USA
(c) James Bailey, some rights reserved (CC BY-NC)

2022-01-26
Kauai, Hawaii, United States
(c) James Bailey, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Ruppia maritima. BISH 81801. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956153868. Accessed via explore.bishopmuseum.org/specimens/bish/81801.
Record sources
- GBIF occurrence 5956153868 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
