''Leptinella plumosa'' is a small

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the

daisy family The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

. It is a circumantarctic

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

found on many subantarctic islands in the

Southern Ocean The Southern Ocean, also known as the Antarctic Ocean, comprises the southernmost waters of the World Ocean, generally taken to be south of 60° S latitude and encircling Antarctica. With a size of , it is regarded as the second-small ...

. The

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

comes from the

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

for “feathery”, referring to the form of the leaves.

Description

A highly variable species, ''Leptinella plumosa'' is a

perennial A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

herb In general use, herbs are a widely distributed and widespread group of plants, excluding vegetables and other plants consumed for macronutrients, with savory or aromatic properties that are used for flavoring and garnishing food, for medicinal ...

that forms extensive mats. Its creeping stems, growing up to 5 mm in diameter, have short, lateral branches with leaves in terminal rosettes. It flowers from November to March, and fruits from February to May.

Distribution and habitat

The plant occurs in the

Auckland Auckland (pronounced ) ( mi, Tāmaki Makaurau) is a large metropolitan city in the North Island of New Zealand. The List of New Zealand urban areas by population, most populous urban area in the country and the List of cities in Oceania by po ...

Antipodes In geography, the antipode () of any spot on Earth is the point on Earth's surface diametrically opposite to it. A pair of points ''antipodal'' () to each other are situated such that a straight line connecting the two would pass through Ear ...

Campbell Campbell may refer to: People Surname * Campbell (surname), includes a list of people with surname Campbell Given name * Campbell Brown (footballer), an Australian rules footballer * Campbell Brown (journalist) (born 1968), American television ne ...

Macquarie Macquarie may refer to: People * Lachlan Macquarie, Governor of the British colony of New South Wales from 1810 to 1821. * Elizabeth Macquarie Campbell, Lachlan Macquarie's second wife Locations * Division of Macquarie, an electoral district in th ...

, Kerguelen, Prince Edward, Heard and

Crozet Islands The Crozet Islands (french: Îles Crozet; or, officially, ''Archipel Crozet'') are a sub-Antarctic archipelago of small islands in the southern Indian Ocean. They form one of the five administrative districts of the French Southern and Antarcti ...

. It is widespread in coastal areas and rare inland, but has been recorded at altitudes of up to 150 m above sea level.

Conservation status

In both 2009 and 2012 it was deemed to be "At Risk - Naturally Uncommon" under the

New Zealand Threat Classification System The New Zealand Threat Classification System is used by the Department of Conservation to assess conservation priorities of species in New Zealand. The system was developed because the IUCN Red List, a similar conservation status system, had some ...

, and this New Zealand classification was reaffirmed in 2018 (due to its restricted range) but with a further comment that it is secure overseas.

Gallery

File:Leptinella plumosa stevage.jpg, In Royal Hobart Botanical Gardens File:Leptinella plumosa, sur l'île de la Possession (Crozet).jpg, On Possession Island

References

Anthemideae Asterales of Australia Flora of Macquarie Island Flora of the Auckland Islands Flora of the Campbell Islands Flora of the Antipodes Islands Flora of the Kerguelen Islands Flora of the Prince Edward Islands Flora of the Crozet Islands Flora of Heard Island and McDonald Islands Plants described in 1844 Taxa named by Joseph Dalton Hooker {{Australia-asterid-stub