Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Macromitrium emersulum
As recorded: Macromitrium emersulum Müll.Hal.
Plantae › Bryophyta › Bryopsida › Orthotrichales › Orthotrichaceae
- Collected by
- Thomas, M.K.; Ching Harbin, S.Ching Harbin →Miles Thomas →
- Collector number
- 861
- Date
- October 7, 2024
- Locality
- Pia gulch. Ahupuaa of Waikiki, ili aina of Niu. Southeastern Koolau Mountains.
- Island
- Oʻahu
- Region
- Hawaii, United States
- Elevation
- 635 m
- Identified by
- Thomas, M.K.
- Record type
- Preserved specimen
Collected the same day
On October 7, 2024, Thomas, M.K.; Ching Harbin, S. also collected 1 other specimen.
Macromitrium emersulum observed alive in Hawaiʻi
This specimen was collected in 2024. Since 2000, iNaturalist observers have recorded 4 research-grade sightings in the wild, most recently on 2025-04-30.

2025-04-30
Honolulu County, US-HI, US
(c) jordan loftin, some rights reserved (CC BY-NC)

2024-10-06
Kuliouou - Kalani Iki, Honolulu, HI, USA
no rights reserved

2024-04-04
Kauaʻi, Lawai, HI, US
(c) timflynn, some rights reserved (CC BY-NC)

2021-10-16
Honolulu County, US-HI, US
(c) pieroti, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Macromitrium emersulum. BISH 794992. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956227457. Accessed via explore.bishopmuseum.org/specimens/bish/794992.
Record sources
- GBIF occurrence 5956227457 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
