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Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Geranium arboreum

Geranium arboreum A. Gray

Hawaii Red Crane's-bill, Hawaii Red Cranesbill, Hawaiian Red-flowered Geranium, Hinahina, Nohoanu

Geraniaceae (Geranium family)

Synonym(s): Neurophyllodes arboreum


USDA Native Status: HI (N)

Believed to be the only geranium pollinated by birds. Curved flowers are adapted to fit the bill of Hawaiian honeycreepers.


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Plant Characteristics

Duration: Perennial
Habit: Shrub
Size Notes: Up to about 12 feet tall.
Fruit: Shaped like an upraised crane's bill.

Bloom Information

Bloom Color: Red
Bloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec
Bloom Notes: Magenta.


Native Distribution: Listed as endangered in the United States.
Native Habitat: Gulches in subalpine shrubland.

U.S. Fish & Wildlife Service Threatened & Endangered Status

USFWS Species Profile: Q1WL
Status: Endangered
Historic Range: U.S.A. (HI)
Critical Habitat: 17.96(a)
Special Rules: N/A
This information is derived from the U.S. Fish & Wildlife Serrvice Environmental Conservation Online System.


Bibref 1798 - Manual of the Flowering Plants of Hawaii, Revised Edition (1999) Wagner, W.L.; Herbst, D.R.; Sohmer, S.H.

Search More Titles in Bibliography

Web Reference

Webref 43 - Hawaiian Native Plant Genera (2006) University of Hawaii

Additional resources

USDA: Find Geranium arboreum in USDA Plants
FNA: Find Geranium arboreum in the Flora of North America (if available)
Google: Search Google for Geranium arboreum


Record Modified: 2020-12-21
Research By: CBR

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