Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Adiantum raddianum
Delta Maidenhair Fern
As recorded: Adiantum raddianum C.Presl
Plantae › Tracheophyta › Polypodiopsida › Polypodiales › Pteridaceae
- Collected by
- Cranwell, L.M.; Selling, O.; Skottsberg, C.Lucy May Cranwell →Olof H. Selling →Carl Skottsberg →
- Collector number
- 3119
- Date
- September 7, 1938
- Locality
- Kohla Mts., head of Waipio on road bank along upper Hamakua ditch below Koiawe and Alakahi Valley
- Island
- Hawaiʻi Island
- Region
- Hawaii, United States
- Coordinates
- 20.0748, -155.6316 ± 1,002 m
- Identified by
- Lamoureux, C.H.
- Record type
- Preserved specimen
Where it was collected
Collected the same day
On September 7, 1938, Cranwell, L.M.; Selling, O.; Skottsberg, C. also collected 24+ other specimens.
Still here: Adiantum raddianum observed near this locality
This specimen was collected in 1938. Since 2000, iNaturalist observers have recorded 6 research-grade sightings in the wild within 25 km, most recently on 2025-02-08.

2025-02-08
Hawaii County, HI, USA
(c) rolandwirth, some rights reserved (CC BY-NC)

2024-05-12
Hawaii County, US-HI, US
(c) Bret Hammer, some rights reserved (CC BY-NC)

2022-05-24
Hawaii County, HI, USA
(c) Janelle Bode, some rights reserved (CC BY-NC)

2022-05-24
Hawaiʻi, Kamuela, HI, US
(c) kazzkelly14, some rights reserved (CC BY-NC)

2016-12-11
Anna's Pond, Waimea, HI, United States
no rights reserved

2011-02-24
Hawaii County, HI, USA
(c) David DuBois, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Adiantum raddianum. BISH 1977. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956583313. Accessed via explore.bishopmuseum.org/specimens/bish/1977.
Record sources
- GBIF occurrence 5956583313 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
