''Lactoris fernandeziana'' is a flowering
shrub
A shrub or bush is a small to medium-sized perennial woody plant. Unlike herbaceous plants, shrubs have persistent woody stems above the ground. Shrubs can be either deciduous or evergreen. They are distinguished from trees by their multiple ...
endemic
Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...
to the
cloud forest
A cloud forest, also called a water forest, primas forest, or tropical montane cloud forest, is a generally tropical or subtropical, evergreen, Montane forest, montane, Tropical and subtropical moist broadleaf forests, moist forest characteri ...
of
''Masatierra'' – Robinson Crusoe Island, of the
Juan Fernández Islands
The Juan Fernández Islands () are a sparsely inhabited series of islands in the South Pacific Ocean, reliant on tourism and fishing. Situated off the coast of Chile, they are composed of three main volcanic islands: Robinson Crusoe Island, R ...
archipelago
An archipelago ( ), sometimes called an island group or island chain, is a chain, cluster, or collection of islands. An archipelago may be in an ocean, a sea, or a smaller body of water. Example archipelagos include the Aegean Islands (the o ...
of
Chile
Chile, officially the Republic of Chile, is a country in western South America. It is the southernmost country in the world and the closest to Antarctica, stretching along a narrow strip of land between the Andes, Andes Mountains and the Paci ...
. It is the only extant species in the genus ''Lactoris''.
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Taxonomy
The species is now included in Aristolochiaceae
The Aristolochiaceae () are a family, the birthwort family, of flowering plants with seven genera and about 400 known species belonging to the order Piperales. The type genus is '' Aristolochia'' L.
Description
They are mostly perennial, her ...
following APG IV (2016).
Morphological data are not clear concerning the classification of ''Lactoris'', but molecular data place it in the Aristolochiaceae.
In the fossil record, pollen has been found which seems to be related to the living ''Lactoris'' species.
Habitat and conservation
''Lactoris fernandeziana'' seems to be wind-pollinated
Anemophily or wind pollination is a form of pollination whereby pollen is distributed by wind. Almost all gymnosperms are anemophilous, as are many plants in the order Poales, including Poaceae, grasses, Cyperaceae, sedges, and Juncaceae, rushes. ...
. The wild population of about 1000 plants has low genetic diversity, and grows on foggy and rainy slopes, usually as an understory plant but sometimes in full sun.
Cultivation of seedlings has generally been unsuccessful, although cuttings have worked better and better knowledge of preferred growing conditions may make cultivation easier.
See also
* Fernandezian region
References
*
{{Taxonbar, from1=Q131659, from2=Q13770288, from3=Q81315326, from4=Q13770353
Endemic flora of the Juan Fernández Islands
Piperales genera
Monotypic magnoliid genera
Aristolochiaceae
Robinson Crusoe Island