Quercus macdonaldii
| Quercus × macdonaldii (Quercus macdonaldii) | |
|---|---|
| Conservation status | |
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Rosids |
| Order: | Fagales |
| Family: | Fagaceae |
| Genus: | Quercus |
| Species: | Q. × macdonaldii |
| Binomial name | |
| Quercus × macdonaldii Greene & Kellogg (pro sp.) [1] | |
| Synonyms | |
|
Quercus macdonaldii − Greene | |
Distribution map for Quercus × macdonaldii,
on the California Channel Islands.
on the California Channel Islands.
Quercus × macdonaldii, [2] [3] [1]formerly Quercus macdonaldii, with the common names MacDonald's oak and Macdonald oak, is a rare species of oak in the Fagaceae family. [1]
Distribution
The tree is endemic to the California Channel Islands, on Santa Cruz Island, Santa Rosa Island, and Santa Catalina Island, in Southern California. [2] It is found in chaparral and woodlands habitats in canyons and slopes below 600 metres (2,000 ft).[2]
Quercus × macdonaldii is a Vulnerable species, threatened by habitat loss. [4]
Taxonomy
The plant was reclassified as Quercus × macdonaldii, a naturally occurring hybrid of Quercus berberidifolia and Quercus lobata. [1][3][2]
See also
- California chaparral and woodlands ecoregion
- Natural history of the Channel Islands of California
References
- ↑ 1.0 1.1 1.2 1.3 ITIS Standard Report Page: Quercus X macdonaldii . accessed 2.28.2015
- ↑ 2.0 2.1 2.2 2.3 Jepson: Quercus × macdonaldii . accessed 2.28.2015
- ↑ 3.0 3.1 USDA: Quercus × macdonaldii . accessed 2.28.2015
- ↑ IUCN Red List: Quercus macdonaldii; Nixon, K. et al. 1998.
External links
- Jepson eFlora treatment of Quercus × macdonaldii
- USDA Plants Profile for Quercus × macdonaldii [berberidifolia × lobata (MacDonald oak)]
- Calflora Database: Quercus × macdonaldii (MacDonald's oak, MacDonald oak)
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