
Megaceros flagellaris
As recorded: Megaceros flagellaris (Mitt.) Steph.
Plantae › Anthocerotophyta › Anthocerotopsida › Dendrocerotales › Dendrocerotaceae
- Collected by
- Pezzillo, Z.; Oppenheimer, H.L.Hank L. Oppenheimer →Zach D. Pezzillo →
- Collector number
- 530
- Date
- May 19, 2023
- Locality
- West Maui, West Maui Natural Area Reserve - Panaewa Unit, Ridge above powerhouse, Slope on north side of ridge
- Island
- Maui
- Region
- Hawaii, United States
- Identified by
- Freire, A.V.; Judziewicz, E.J.A.V. Freire →E.J. Judziewicz →
- Record type
- Preserved specimen
Collected the same day
On May 19, 2023, Pezzillo, Z.; Oppenheimer, H.L. also collected 21 other specimens.
Megaceros flagellaris observed alive in Hawaiʻi
This specimen was collected in 2023. Since 2000, iNaturalist observers have recorded 24 research-grade sightings in the wild, most recently on 2026-04-23.

2026-04-23
Kailua, HI, US
(c) jordan loftin, some rights reserved (CC BY-NC)

2025-11-16
Hawaii County, US-HI, US
(c) Dan Tucker, some rights reserved (CC BY-NC)

2025-06-17
Alakaʻi Wilderness Preserve, Princeville, HI, US
(c) emoriarty4, some rights reserved (CC BY-NC)

2025-05-21
Alakaʻi Wilderness Preserve, Princeville, HI, US
(c) emoriarty4, some rights reserved (CC BY-NC)

2025-04-03
Hao St, Kailua Kona, HI, US
(c) Graham Steinruck, some rights reserved (CC BY-NC)

2025-02-08
Hilo Forest Reserve, Hilo, HI, US
(c) Graham Steinruck, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Megaceros flagellaris. BISH 792468. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956245443. Accessed via explore.bishopmuseum.org/specimens/bish/792468.
Record sources
- GBIF occurrence 5956245443 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
