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Ulva flexuosa

Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution

BISH 701258Botany

Ulva flexuosa

Flexuous Gutweed

As recorded: Ulva flexuosa Wulfen

Plantae › Chlorophyta › Ulvophyceae › Ulvales › Ulvaceae

Collected by: Fortner, H.J.
Collector number: I.A. 17489
Date: July 20, 1983
Locality: Eastern Island, offshore extending to Harbor channel
Island: Midway Atoll
Region: Hawaii, United States
Identified by: (Nom. rev.) Tsuda, R.T.
Record type: Preserved specimen

193 Bishop specimens of Ulva flexuosa · collected 1876–2005Species page ›

Ulva flexuosa observed alive in Hawaiʻi

This specimen was collected in 1983. Since 2000, iNaturalist observers have recorded 4 research-grade sightings in the wild, most recently on 2026-03-08.

Ulva flexuosa observed 2026-03-08

2026-03-08

Honolulu, HI, US

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

Ulva flexuosa observed 2023-06-30

2023-06-30

Ewa Beach, HI, USA

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

Ulva flexuosa observed 2023-04-07

2023-04-07

Oʻahu, Ewa Beach, HI, US

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

Ulva flexuosa observed 2016-08-16

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 701258. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956651410. Accessed via explore.bishopmuseum.org/specimens/bish/701258.

Record sources

GBIF occurrence 5956651410 ↗
Data license: CC_BY_NC_4_0
Last harvested October 26, 2026