Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Psilotum nudum
skeleton fork fern
As recorded: Psilotum nudum (L.) P.Beauv.
Plantae › Tracheophyta › Polypodiopsida › Psilotales › Psilotaceae
- Collected by
- Fosberg, F.R.
- Collector number
- 9340
- Date
- March 29, 1933
- Locality
- Kalauao - Waimalu Ridge, Koolau Mts
- Island
- Oʻahu
- Region
- Hawaii, United States
- Elevation
- 480 m
- Identified by
- Lamoureux, C.H.
- Record type
- Preserved specimen
Collected the same day
On March 29, 1933, Fosberg, F.R. also collected 24+ other specimens.
Psilotum nudum observed alive in Hawaiʻi
This specimen was collected in 1933. Since 2000, iNaturalist observers have recorded 1,111 research-grade sightings in the wild, most recently on 2026-10-29.

2026-10-29
Manoa Falls Trail, Kailua, HI, US
(c) faerthen, some rights reserved (CC BY-NC)

2026-10-29
Manoa Rd, Kailua, HI, US
(c) faerthen, some rights reserved (CC BY-NC)

2026-10-21
West Maui Forest Reserve, Wailuku, HI, US
(c) planetboom, some rights reserved (CC BY-NC)

2026-10-03
Hilo, HI 96720, USA
(c) Craig Ontl, some rights reserved (CC BY-NC)

2026-10-03
Hilo, HI 96720, USA
(c) jeremypmccann, some rights reserved (CC BY-NC)

2026-09-29
United States
(c) Robin White, some rights reserved (CC BY)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Psilotum nudum. BISH 62. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956572535. Accessed via explore.bishopmuseum.org/specimens/bish/62.
Record sources
- GBIF occurrence 5956572535 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
