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Acaena exigua

Acaena exigua A. Gray

Liliwai, Nani Wai'ale'ale

Rosaceae (Rose family)

Synonym(s): Acaena exigua var. glaberrima, Acaena exigua var. glabriuscula, Acaena exigua var. subtusstrigulosa


USDA Native Status: HI (N)


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Plant Characteristics

Duration: Perennial
Habit: Herb
Inflorescence: Spike
Fruit Type: Achene
Size Notes: Up to about 6 inches tall when blooming.

Bloom Information

Bloom Color: White , Green
Bloom Time: Mar , Apr , May , Jun
Bloom Notes: Flowers have sepals, no petals.


Native Distribution: Known only in Hawaii, where it is considered endangered, and possibly extinct. Last seen in the wild in 1997.

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

USFWS Species Profile: Q1SM
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.

National Wetland Indicator Status

Status: OBL
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.


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

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Additional resources

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


Record Modified: 2019-08-27
Research By: CBR

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