
Geranium arboreum
Hawai'i Red Cranesbill
As recorded: Geranium arboreum A.Gray
Plantae › Tracheophyta › Magnoliopsida › Geraniales › Geraniaceae
- Collected by
- Gillett, G.W.; Stauffler, H.U.; Cheatham, D.D. Cheatham →G.W. Gillett →H.U. Stauffler →
- Collector number
- Collector Number: 1558
- Date
- 1964
- Locality
- W slope of Mt Haleakala
- Island
- Maui
- Region
- Hawaii, United States
- Record type
- Preserved specimen
Geranium arboreum observed alive in Hawaiʻi
This specimen was collected in 1964. Since 2000, iNaturalist observers have recorded 6 research-grade sightings in the wild, most recently on 2022-11-05.

2022-11-05
Maui County, US-HI, US
(c) Susan Fawcett, some rights reserved (CC BY-NC)

2022-01-25
Maui County, US-HI, US
(c) Bethany, some rights reserved (CC BY-NC)

2016-08-13
Maui County, US-HI, US
(c) sea-kangaroo, some rights reserved (CC BY-NC-ND)

2012-04-03
Maui County, US-HI, US
(c) David Rankin, some rights reserved (CC BY)

2011-07-08
Maui County, US-HI, US
(c) Philip Thomas, some rights reserved (CC BY-NC)

2009-04-22
Maui County, US-HI, US
(c) Kenneth R. Wood (NTBG), some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Geranium arboreum. BISH 490167. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956558231. Accessed via explore.bishopmuseum.org/specimens/bish/490167.
Record sources
- GBIF occurrence 5956558231 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
