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
- Lyon, H.L.
- Collector number
- s.n.
- Date
- October 21, 1926
- Locality
- East Maui, Kula pipeline.
- Island
- Maui
- Region
- Hawaii, United States
- Identified by
- (Nom. rev.) Imada, C.
- Record type
- Preserved specimen
Collected the same day
On October 21, 1926, Lyon, H.L. also collected 14 other specimens.
Adenophorus montanus
Botany
Adenophorus tripinnatifidus
Botany
Asplenium polyodon
Botany
Athyrium microphyllum
Botany
Dryopteris glabra
Botany
Elaphoglossum paleaceum
Botany
Elaphoglossum wawrae
Botany
Lepisorus thunbergianus
Botany
Oreogrammitis hookeri
Botany
Polypodium pellucidum
Botany
Rhodobryum giganteum
Botany
Sadleria squarrosa
Botany
Sticherus owhyhensis
Botany
Vandenboschia davallioides
Botany
Hymenasplenium unilaterale observed alive in Hawaiʻi
This specimen was collected in 1926. 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 766851. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956555706. Accessed via explore.bishopmuseum.org/specimens/bish/766851.
Record sources
- GBIF occurrence 5956555706 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026