Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Hymenasplenium unilaterale
Halved-Spleenwort
As recorded: Hymenasplenium unilaterale (Lam.) Hayata
Plantae › Tracheophyta › Polypodiopsida › Polypodiales › Aspleniaceae
- Collected by
- Forbes, C.N.
- Collector number
- 937.k
- Date
- July 3, 1917
- Locality
- Waime Drainage Basin, west side
- Island
- Kauaʻi
- Region
- Hawaii, United States
- Identified by
- Smith, A.R.
- Record type
- Preserved specimen
Collected the same day
On July 3, 1917, Forbes, C.N. also collected 24+ other specimens.
Acacia koa
Botany
Acacia koa
Botany
Acacia koa
Botany
Acacia koa
Botany
Acanthospermum australe
Botany
Acrolejeunea sandvicensis
Botany
Acrolejeunea sandvicensis
Botany
Adenophorus abietinus
Botany
Adenophorus abietinus
Botany
Adenophorus pinnatifidus
Botany
Adenophorus pinnatifidus
Botany
Adenophorus pinnatifidus
Botany
Adenophorus tamariscinus
Botany
Adenophorus tripinnatifidus
Botany
Aerobryopsis longissima
Botany
Aerobryopsis longissima
Botany
Agrostis stolonifera
Botany
Allographa rhizicola
Botany
Allographa sitiana
Botany
Alphitonia ponderosa
Botany
Alphitonia ponderosa
Botany
Alternaria
Botany
Alyxia stellata
Botany
Alyxia stellata
Botany
Hymenasplenium unilaterale observed alive in Hawaiʻi
This specimen was collected in 1917. Since 2000, iNaturalist observers have recorded 23 research-grade sightings in the wild, most recently on 2026-06-08.
2026-06-08
Maui County, US-HI, US
(c) Remy Henderson, some rights reserved (CC BY-NC)
2025-11-22
Hawaii, US
(c) Julien Carley-Windeler, some rights reserved (CC BY-NC)
2025-10-05
Hawaii, US
(c) Daniel Ward, some rights reserved (CC BY-NC)
2025-04-15
Hawaii, US
(c) Julien Ueda, some rights reserved (CC BY-NC)
2025-01-23
Hawaii, US
(c) Andrew Evans, some rights reserved (CC BY-NC)
2024-12-20
Hawaii, US
(c) Kevin Faccenda, some rights reserved (CC BY)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Hymenasplenium unilaterale. BISH 3313. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956475743. Accessed via explore.bishopmuseum.org/specimens/bish/3313.
Record sources
- GBIF occurrence 5956475743 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026