''Neottia nidus-avis'', the bird's-nest orchid, is a non-

photosynthetic Photosynthesis ( ) is a Biological system, system of biological processes by which Photoautotrophism, photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical ener ...

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. Orchids are cosmopolitan plants that are found in almost every habitat on Eart ...

, native to

Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

, with sporadic presence in North-Africa, and some parts of the

Middle East The Middle East (term originally coined in English language) is a geopolitical region encompassing the Arabian Peninsula, the Levant, Turkey, Egypt, Iran, and Iraq. The term came into widespread usage by the United Kingdom and western Eur ...

Description

''Neottia nidus-avis'' grows to tall and each shoot can carry up to 60 flowers. Plants are not in any part green, deriving all their nutrition from a

mycorrhizal fungus A mycorrhiza (; , mycorrhiza, or mycorrhizas) is a symbiotic association between a fungus and a plant. The term mycorrhiza refers to the role of the fungus in the plant's rhizosphere, the plant root system and its surroundings. Mycorrhizae pla ...

in the soil/litter, which in turn derives nutrition from the roots of trees. Plants are generally beige-brown, though sometimes yellowish or white forms are discovered. The flower labellum splits and strongly diverges at its lower end. This species of orchid can be hard to spot, being

camouflage Camouflage is the use of any combination of materials, coloration, or illumination for concealment, either by making animals or objects hard to see, or by disguising them as something else. Examples include the leopard's spotted coat, the b ...

d against the leaf litter. Across Europe, this species flowers May–June.

Distribution and habitat

It is widespread across most of

, occurring also in

Algeria Algeria, officially the People's Democratic Republic of Algeria, is a country in the Maghreb region of North Africa. It is bordered to Algeria–Tunisia border, the northeast by Tunisia; to Algeria–Libya border, the east by Libya; to Alger ...

Tunisia Tunisia, officially the Republic of Tunisia, is a country in the Maghreb region of North Africa. It is bordered by Algeria to the west and southwest, Libya to the southeast, and the Mediterranean Sea to the north and east. Tunisia also shares m ...

, western

Siberia Siberia ( ; , ) is an extensive geographical region comprising all of North Asia, from the Ural Mountains in the west to the Pacific Ocean in the east. It has formed a part of the sovereign territory of Russia and its predecessor states ...

, the

Caucasus The Caucasus () or Caucasia (), is a region spanning Eastern Europe and Western Asia. It is situated between the Black Sea and the Caspian Sea, comprising parts of Southern Russia, Georgia, Armenia, and Azerbaijan. The Caucasus Mountains, i ...

Iran Iran, officially the Islamic Republic of Iran (IRI) and also known as Persia, is a country in West Asia. It borders Iraq to the west, Turkey, Azerbaijan, and Armenia to the northwest, the Caspian Sea to the north, Turkmenistan to the nort ...

and

Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...

. In the British Isles, ''Neottia nidus-avis'' is found in shady woodland, especially

beech Beech (genus ''Fagus'') is a genus of deciduous trees in the family Fagaceae, native to subtropical (accessory forest element) and temperate (as dominant element of Mesophyte, mesophytic forests) Eurasia and North America. There are 14 accepted ...

, on basic soils. Its conservation status in the UK is near-threatened.

Ecology

''Neottia nidus-avis'' has been found to flourish only in partnership with

mycorrhizal fungi A mycorrhiza (; , mycorrhiza, or mycorrhizas) is a symbiotic association between a fungus and a plant. The term mycorrhiza refers to the role of the fungus in the plant's rhizosphere, the plant root system and its surroundings. Mycorrhizae play ...

in the genus ''

Sebacina ''Sebacina'' is a genus of fungi in the family Sebacinaceae. Its species are mycorrhizal, forming a range of associations with trees and other plants. Basidiocarps (fruit bodies) are produced on soil and litter, sometimes partly encrusting stems ...

'', particularly ''Sebacina dimitica'' in the UK. Pollination is carried out by

Diptera Flies are insects of the order Diptera, the name being derived from the Greek δι- ''di-'' "two", and πτερόν ''pteron'' "wing". Insects of this order use only a single pair of wings to fly, the hindwings having evolved into advance ...

and possibly also

ants Ants are eusocial insects of the family Formicidae and, along with the related wasps and bees, belong to the order Hymenoptera. Ants evolved from vespoid wasp ancestors in the Cretaceous period. More than 13,800 of an estimated total of ...

. Self-pollination may occur if insects do not pollinate the plants.An Atlas of Orchid Pollination: European Orchids
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Taxonomy

The

Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...

binomial ''Neottia nidus-avis'', as well as the common names of this orchid in several languages, derive from a comparison of the tangled roots of the plant to a bird's nest. Twayblade orchids were recently reassigned to the genus ''Neottia'' after scientists found that they were closely related to ''N. nidus-avis''.

Gallery

Neottia nidus-avis.jpg, Maturing flowers,

Strážov Mountains The Strážov Mountains (, ) are a mountain range in northwestern Slovakia, being part of Inner Western Carpathians, and of the Fatra-Tatra Area. They are situated between the towns of Trenčín, Považská Bystrica, Rajec, Prievidza and Bánovce ...

. Neottia nidus-avis - 52550680152.png, Closeup of flowers,

Sassello Sassello (; locally ) is a ''comune'' (municipality) in the Province of Savona in the Italian region Liguria, located about west of Genoa and about north of Savona in the northern side of the Ligurian Apennines. It is the birthplace of Blessed ...

. Neottia nidus—avis.jpg, Late flowering,

Stari trg ob Kolpi Stari Trg ob Kolpi (; , formerly also known as ''Poljane''; ''Leksikon občin kraljestev in dežel zastopanih v državnem zboru,'' vol. 6: ''Kranjsko''. 1906. Vienna: C. Kr. Dvorna in Državna Tiskarna, p. 8.) is a settlement above the left bank o ...

. Neottia nidus-avis (Vogel-Nestwurz) 536.jpg, Fruiting, Grablja Vas. Neottia nidus-avis 202963118.jpg, Dying,

Novosibirsk Novosibirsk is the largest city and administrative centre of Novosibirsk Oblast and the Siberian Federal District in Russia. As of the 2021 Russian census, 2021 census, it had a population of 1,633,595, making it the most populous city in Siber ...

References

External links

Neottia nidus-avis (L.) Rich. var. manshurica Kom.
{{Taxonbar, from=Q157441 nidus-avis Orchids of Europe Orchids of Asia Flora of North Africa Myco-heterotrophic orchids Plants described in 1753 Taxa named by Carl Linnaeus