CPC Plant Profile: Hawaiian Island Violet
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Plant Profile

Hawaiian Island Violet (Viola helenae)

Viola helenae, Kauai. Photo Credit: National Tropical Botanical Garden
  • Global Rank: G1 - Critically Imperiled
  • Legal Status: Federally Endangered
  • Family: Violaceae
  • State: HI
  • Nature Serve ID: 141048
  • Date Inducted in National Collection: 04/01/1990

small, erect, unbranched subshrub

Participating Institutions
Nature Serve Biotics
  • 05/02/2017

This species has been found only in the Wahiawa Drainage of southern Kauai. Only 137 plants were located in a recent survey of the drainage. The primary threat to this species is competition from alien plants. Feral pigs also pose a threat.

  • 01/01/2010

small numbers of restricted individuals feral pigs are a potential threat competition from alien plants

  • 01/01/2010

ca. 15 individuals in 1 population on Kauai known from 2 populations totaling ca. 13 individuals

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Taxon Viola helenae
Authority C. N. Forbes Lydgate
Family Violaceae
CPC Number 4398
ITIS 505713
Common Names Hawaiian Island Violet | Wahiawa stream violet
Associated Scientific Names Viola helenae | Viola helenae var. lanaiensis
Distribution NA
State Rank
State State Rank
Hawaii S1

grows along stream banks

Ecological Relationships

Common Name Name in Text Association Type Source InteractionID

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