Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Rytidosperma penicillatum
Slender Wallaby Grass
As recorded: Rytidosperma penicillatum (Labill.) Connor & Edgar
Plantae › Tracheophyta › Liliopsida › Poales › Poaceae
- Collected by
- Hosaka, E.Y.
- Collector number
- 1596
- Date
- September 12, 1936
- Locality
- Kaohe, Mauna Kea, Hamakua
- Island
- Hawaiʻi Island
- Region
- Hawaii, United States
- Elevation
- 1,981 m
- Identified by
- Faccenda, K.
- Record type
- Preserved specimen
Collected the same day
On September 12, 1936, Hosaka, E.Y. also collected 12 other specimens.
Rytidosperma penicillatum observed alive in Hawaiʻi
This specimen was collected in 1936. Since 2000, iNaturalist observers have recorded 10 research-grade sightings in the wild, most recently on 2024-11-18.

2024-11-18
Honokaa, HI, US
(c) Nick T., some rights reserved (CC BY-SA)

2024-08-01
Maui County, US-HI, US
no rights reserved

2023-09-27
Maui County, HI, USA
(c) NPS - pacific island vegetation monitoring, some rights reserved (CC BY-NC)

2023-09-21
Haleakala, Haleakala National Park, Maui County, US-HI, US
(c) NPS - pacific island vegetation monitoring, some rights reserved (CC BY-NC)

2023-08-03
Maui County, HI, USA
(c) NPS - pacific island vegetation monitoring, some rights reserved (CC BY-NC)

2023-08-03
Maui County, HI, USA
(c) NPS - pacific island vegetation monitoring, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Rytidosperma penicillatum. BISH 118528. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956200295. Accessed via explore.bishopmuseum.org/specimens/bish/118528.
Record sources
- GBIF occurrence 5956200295 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
