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Oahu wormwood

Scientific Name: Artemisia australis

Family: Asteraceae

Category: Dicot

Growth: Subshrub, Shrub

Duration: Perennial

Other Names:

       

Artemisia australis - Oahu Wormwood

Artemisia australis, commonly known as Oahu wormwood, is a plant native to Hawaii. It is also known by its Hawaiian name, "ahinahina".

Considerations for Pets

  • This plant is a subshrub/shrub, suggesting it could have woody stems or branches.
  • Some species of Artemisia are strongly aromatic, with a sage-type scent, which might be appealing to or irritating for some animals.

Considerations for Children

  • This plant is a subshrub/shrub, suggesting it could have woody stems or branches.

Taxonomy and Nomenclature

  • Scientific Name: Artemisia australis Less.
  • Common Names: Oahu wormwood, ‘ahinahina (Hawaiian)
  • Genus: Artemisia L. (sagebrush, wormwood, sagewort)
  • Kingdom: Plantae
  • Family: Asteraceae
  • Synonyms: The text mentions several other Artemisia species, but it is unclear if they are considered direct synonyms of Artemisia australis. These include: Artemisia hillebrandii, Artemisia austriaca, Artemisia avarica, Artemisia badhysi, Artemisia balchanorum, Artemisia armeniaca, Artemisia aschurbajewii.

Distribution and Habitat

  • Artemisia australis is endemic to the Hawaiian Islands.
  • It is native to all the main Hawaiian islands.
  • It is usually found on exposed windward cliff faces.
  • Specifically mentioned locations: Oahu, Maui, Makawao (Maui).

Morphological Characteristics and Growth Habits

  • Artemisia australis is a perennial shrub or subshrub.

Additional Information

  • The plant can bear freezings although not too intense ones. Covering with non-woven fabric is recommended when minimum temperatures are very harsh.

Resources and Further Information

  • Discover Life: Biology, natural history, ecology, identification and distribution of Artemisia australis.
  • Dave's Garden: Tips and ideas for gardens, along with seeds and plants.
  • Plants of Hawaii: Photos by Forest and Kim Starr.
  • ITIS (Integrated Taxonomic Information System)