Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Ulva flexuosa
Flexuous Gutweed
As recorded: Ulva flexuosa Wulfen
Plantae › Chlorophyta › Ulvophyceae › Ulvales › Ulvaceae
- Collected by
- Tsuda, R.T.
- Collector number
- RT 520
- Date
- December 6, 1963
- Locality
- Laysan Island
- Island
- Laysan
- Region
- Hawaii, United States
- Record type
- Preserved specimen
Collected the same day
On December 6, 1963, Tsuda, R.T. also collected 24+ other specimens.
Amansia glomerata
Botany
Amphiroa valonioides
Botany
Amphiroa valonioides
Botany
Amphiroa valonioides
Botany
Antithamnion
Botany
Asteronema breviarticulatum
Botany
Bornetella sphaerica
Botany
Bryopsis pennata
Botany
Bryopsis pennata
Botany
Bryopsis pennata
Botany
Caulerpa chemnitzia
Botany
Caulerpa racemosa
Botany
Caulerpa turbinata
Botany
Caulerpa turbinata
Botany
Caulerpa turbinata
Botany
Caulerpa webbiana
Botany
Caulerpa webbiana
Botany
Caulerpa webbiana
Botany
Centroceras clavulatum
Botany
Centroceras clavulatum
Botany
Centroceras clavulatum
Botany
Chaetomorpha antennina
Botany
Chaetomorpha antennina
Botany
Chaetomorpha antennina
Botany
Ulva flexuosa observed alive in Hawaiʻi
This specimen was collected in 1963. Since 2000, iNaturalist observers have recorded 4 research-grade sightings in the wild, most recently on 2026-03-08.
2026-03-08
Honolulu, HI, US
(c) charlottegerber, some rights reserved (CC BY-NC)
2023-06-30
Ewa Beach, HI, USA
(c) gill_, some rights reserved (CC BY-NC)
2023-04-07
Oʻahu, Ewa Beach, HI, US
(c) tkeomaka, some rights reserved (CC BY-NC)
2016-08-16
Napili, Maui, Hawai'i, USA
(c) sea-kangaroo, some rights reserved (CC BY-NC-ND)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Ulva flexuosa. BISH 516409. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956630676. Accessed via explore.bishopmuseum.org/specimens/bish/516409.
Record sources
- GBIF occurrence 5956630676 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026