''Corybas globulus'' is a species of helmet

orchid Orchids are plants that belong to the family Orchidaceae (), a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant. Along with the Asteraceae, they are one of the two largest families of flowering ...

endemic Endemism is the state of a species being found 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 found els ...

to a small area of the

New England Tableland New England is a vaguely defined region in the north of the state of New South Wales, Australia, about 60 km inland from the Tasman Sea. The area includes the Northern Tablelands (or New England Tablelands) and the North West Slopes regions. A ...

in northern

New South Wales ) , nickname = , image_map = New South Wales in Australia.svg , map_caption = Location of New South Wales in AustraliaCoordinates: , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , es ...

. It is a relatively small orchid with a bright green, heart-shaped leaf and a bulbous, dark reddish purple flower.

Description

''Corybas globulus'' is a terrestrial,

tuber Tubers are a type of enlarged structure used as storage organs for nutrients in some plants. They are used for the plant's perennation (survival of the winter or dry months), to provide energy and nutrients for regrowth during the next growin ...

ous,

herbaceous plant Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials. Definitions of "herb" and "herbaceous" The fourth edition ...

that forms loose

clonal colonies A clonal colony or genet is a group of genetically identical individuals, such as plants, fungi, or bacteria, that have grown in a given location, all originating vegetatively, not sexually, from a single ancestor. In plants, an individual in ...

. It has a single heart-shaped leaf long, wide and bright green with reddish edges and lower surface. The

flower A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechanism ...

is more or less spherical and on a pinkish

peduncle Peduncle may refer to: *Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed *Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body **Peduncle (art ...

long. The

dorsal Dorsal (from Latin ''dorsum'' ‘back’) may refer to: * Dorsal (anatomy), an anatomical term of location referring to the back or upper side of an organism or parts of an organism * Dorsal, positioned on top of an aircraft's fuselage * Dorsal co ...

sepal A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 The term ''sepalum'' was coined ...

is dark reddish purple, long on a stalk long. The

lateral Lateral is a geometric term of location which may refer to: Healthcare *Lateral (anatomy), an anatomical direction * Lateral cricoarytenoid muscle * Lateral release (surgery), a surgical procedure on the side of a kneecap Phonetics *Lateral co ...

sepals are long and the

petal Petals are modified leaves that surround the reproductive parts of flowers. They are often brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''corolla''. Petals are usuall ...

s are about long, all in close contact with the labellum. The labellum is about as long as the dorsal sepal, tube-shaped and has three lobes. There are crowded rows of pink to red calli about long in a ridge about wide around the edge of the labellum. Flowering occurs from early May to mid June.

Taxonomy and naming

This orchid was first formally described in 2016 by David Jones and Lachlan Copeland who gave it the name ''Anzybas globulus''. The description was published in ''

Australian Orchid Review Australian(s) may refer to: Australia * Australia, a country * Australians, citizens of the Commonwealth of Australia ** European Australians ** Anglo-Celtic Australians, Australians descended principally from British colonists ** Aboriginal ...

'' from a specimen collected in the

Washpool National Park The Washpool National Park is a protected national park located in the New England region of New South Wales, Australia. The park is situated approximately north of Sydney, inland from . The park has two campgrounds and is managed by the NSW N ...

. In the same year, the same authorities changed the name to ''Corybas globulus'' "to allow for the different taxonomic views held at generic level within the subtribe". 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 ...

(''globulus'') is the diminutive form of 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 ...

word ''globus'' meaning "ball" or "sphere", hence "little sphere" in reference to the shape of the flower of this orchid.

Distribution and habitat

The orchid grows in open forest with a dense shrubby understorey. It is only known from the Washpool and

Gibraltar Range National Park Gibraltar Range is a national park in north-eastern New South Wales, Australia, north-east of Glen Innes and north of Sydney. The Park is part of the Washpool and Gibraltar Range area of the World Heritage Site Gondwana Rainforests of Austr ...

References

External links

* {{Taxonbar, from1=Q51885578 globulus Orchids of New South Wales Endemic orchids of Australia Plants described in 2016