Antarctic Floristic Kingdom
The Antarctic Floristic Kingdom, also the Holantarctic Kingdom, is a
Geography
The Antarctic Floristic Kingdom includes the continent of Antarctica, Patagonia (southern Chile, southern Argentina, Tierra del Fuego), most of New Zealand, the New Zealand Subantarctic Islands, and all islands of the Southern Ocean south of 40°S latitude, including Gough Island, the Kerguelen Islands, and the Falkland Islands. Tasmania is omitted since its plant species are more closely related to those found in the Australian Floristic Kingdom.
Flora
The
According to Ronald Good, about 50
According to Takhtajan, the following
Subdivisions
The
Floristic Regions
The Floristic Regions in the Antarctic Floristic Kingdom are the:
- Fernandezian Region
- Argentina-Chile-Patagonian Region
- South Subantarctic Islands Region
- Neozeylandic Region
Fernandezian Region
The
- Endemic family: Lactoridaceae.
- Endemic genera: 20, including Pantathera and Megalachne.
- Species endemism of vascular plants is very high (about 70%).
- Provinces
- Juan Fernández Province
Argentina-Chile-Patagonian Region
Within southern South America, in regions of Chile and Argentina.
- Endemic families: Misodendraceae.
- Endemic genera: many, including Leontochir, Leucocryne, Schickendantziella, Solaria, Lapageria, Conanthera, Tecophilaea, Tapeinia, Fascicularia, Ortachne, Jubaea
- Endemic species: many.
- Provinces
- Northern Chilean Province
- Central Chilean Province
- Argentine Pampas Province
- Patagonian Province
- Tierra del Fuego Province
Neozeylandic Region
The greater
- Endemic family: Ixerba brexioides. The only endemic New Zealand vascular plant family.
- Endemic genera: 50, including Desmoschoenus),
- Endemic species: very high species endemism, especially among Pinophyta.
- Provinces
- Lord Howe Province
- Norfolkian Province
- Kermadecian Province
- Northern Neozeylandic Province
- Central Neozeylandic Province
- Southern Neozeylandic Province
- Chatham Province
- New Zealand Subantarctic Islands Province
South Subantarctic Islands Region
The South Subantarctic Islands
- Endemic species: Pringlea antiscorbutica
See also
- Antarctic flora
- Antarctic realm
- Flora of Antarctica (category link)
- List of Antarctic and subantarctic islands
References
- ^ a b c Takhtajan, A. (1986). Floristic Regions of the World. (translated by T.J. Crovello & A. Cronquist). University of California Press, Berkeley, PDF, DjVu.
- ^ Takhtajan, A. 1969. Flowering plants: origin and dispersal. Transl. by C. Jeffrey. Oliver &. Boyd, Edinburgh. 310 pp. [1].
- ^ Тахтаджян А. Л. Флористические области Земли / Академия наук СССР. Ботанический институт им. В. Л. Комарова. — Л.: Наука, Ленинградское отделение, 1978. — 247 с. — 4000 экз. DjVu Archived 2018-10-05 at the Wayback Machine, Google Books.