Dubautia arborea
| Dubautia arborea | |
|---|---|
| |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Dubautia |
| Species: | D. arborea
|
| Binomial name | |
| Dubautia arborea (A.Gray) D.D.Keck
| |
Dubautia arborea, the tree dubautia[1] or Mauna Kea dubautia,[2] is a species of flowering plant that forms a shrub or small tree. The species is a member of the silversword alliance and the family Asteraceae. It is endemic to the island of Hawaiʻi and is endangered.
Description
Dubautia arborea is one of the larger Dubautia, growing up to 6 metres (20 ft) tall and 4 m (13 ft) across. It most often resembles a large shrub. It produces yellow flowers, with flowering mostly occurring July–December.[3]
Taxonomy
The species is a member of the silversword alliance and the family Asteraceae.
Distribution and habitat
Dubautia arborea grows at high elevations (2,125–3,100 m) on Mauna Kea and Hualalai, inhabiting subalpine dry forests dominated by māmane, high elevation shrublands, and the alpine stone desert above the tree line.
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Growing on the leeward slopes of Mauna Kea
Ecology
It is an endangered species that is threatened by feral grazing animals.[1]
References
- ^ a b c World Conservation Monitoring Centre (1998). "Dubautia arborea". IUCN Red List of Threatened Species. 1998 e.T30770A9577225. doi:10.2305/IUCN.UK.1998.RLTS.T30770A9577225.en. Retrieved 17 November 2021.
- ^ Dubautia arborea. USDA PLANTS.
- ^ "Hawaiian silversword alliance, UH Botany". www.botany.hawaii.edu. Retrieved 2023-07-27.
External links
- IUCN Red List of All Threatened Species.
- Dubautia arborea. Hawaiian Asteraceae Systematics.
- NatureServe. 2015. Dubautia arborea. NatureServe Explorer. Version 7.1. NatureServe, Arlington, Virginia.