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''Corybas cryptanthus'', commonly known as the hidden spider orchid or icky, is a
species In biology, a species is the basic unit of Taxonomy (biology), 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 ...
of terrestrial
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
New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 List of islands of New Zealand, smaller islands. It is the ...
. It has no obvious leaves and the mostly white flower is usually buried in leaf litter. The plant is usually only detected by its fruiting
capsule Capsule may refer to: Anatomy * Articular capsule (joint capsule), an envelope surrounding a synovial joint * Bowman's capsule (glomerular capsule), a sac surrounding a glomerulus in a mammalian kidney * Glisson's capsule, a fibrous layer covering ...
which is borne on a stem which elongates up to high.


Description

''Corybas cryptanthus'' is a
terrestrial Terrestrial refers to things related to land or the planet Earth. Terrestrial may also refer to: * Terrestrial animal, an animal that lives on land opposed to living in water, or sometimes an animal that lives on or near the ground, as opposed to ...
,
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 ...
,
saprophytic Saprotrophic nutrition or lysotrophic nutrition is a process of chemoheterotrophic extracellular digestion involved in the processing of decayed (dead or waste) organic matter. It occurs in saprotrophs, and is most often associated with fungi ( ...
,
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 medicina ...
with its leaves reduced to tiny triangular scales on horizontal
rhizoid Rhizoids are protuberances that extend from the lower epidermal cells of bryophytes and algae. They are similar in structure and function to the root hairs of vascular land plants. Similar structures are formed by some fungi. Rhizoids may be u ...
s buried in leaf litter. There is a single more or transparent whitish to pinkish flower with red or purple streaks. Its
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 long and lance-shaped. 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 and
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 thread-like, the lateral sepals longer than the petals and often appear above the leaf litter. The labellum is up to long with its end covered with many branched lobes covered with tiny
cilia The cilium, plural cilia (), is a membrane-bound organelle found on most types of eukaryotic cell, and certain microorganisms known as ciliates. Cilia are absent in bacteria and archaea. The cilium has the shape of a slender threadlike projecti ...
. Flowering occurs from June to October following which the flowering stem elongates greatly, with the fruiting capsule on the end up to above the litter layer.


Taxonomy

Edwin Hatch Edwin Warren Hatch (4 September 1835 Derby, England – 10 November 1889 Oxford, England) was an English theologian. He is best known as the author of the book ''Influence of Greek Ideas and Usages Upon the Christian Church'', which was based o ...
was the first to formally describe this species in 1951 but he gave it the name ''Corybas saprophyticus'', unaware that the name had already been used for a different orchid. The name was therefore a
nom. illeg. ''Nomen illegitimum'' (Latin for illegitimate name) is a technical term, used mainly in botany. It is usually abbreviated as ''nom. illeg.'' Although the International Code of Nomenclature for algae, fungi, and plants uses Latin terms for other ki ...
and in 1956 Hatch changed the name to ''Corybas cryptanthus''. The original and the corrected descriptions were published in ''
Transactions and Proceedings of the Royal Society of New Zealand The ''Transactions and Proceedings of the Royal Society of New Zealand'' was a scientific journal and magazine published by the Royal Society of New Zealand. Before 1933 the society was called the New Zealand Institute, and the journal's name wa ...
''. 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 ...
(''cryptanthus'') is derived from
Ancient Greek Ancient Greek includes the forms of the Greek language used in ancient Greece and the ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Dark Ages (), the Archaic p ...
words ''kryptos'' meaning "hidden" or "secret" and ''anthos'' meaning "flower".


Distribution and habitat

The hidden spider orchid grows in dense shrubland and tall forest in partly decomposed leaf litter. It occurs on the
North North is one of the four compass points or cardinal directions. It is the opposite of south and is perpendicular to east and west. ''North'' is a noun, adjective, or adverb indicating direction or geography. Etymology The word ''no ...
,
South South is one of the cardinal directions or compass points. The direction is the opposite of north and is perpendicular to both east and west. Etymology The word ''south'' comes from Old English ''sūþ'', from earlier Proto-Germanic ''*sunþa ...
and
Three Kings Islands 3 is a number, numeral, and glyph. 3, three, or III may also refer to: * AD 3, the third year of the AD era * 3 BC, the third year before the AD era * March, the third month Books * '' Three of Them'' (Russian: ', literally, "three"), a 190 ...
.


Ecology

It has been suggested that ''C. cryptanthus'' is partly a
parasite Parasitism is a Symbiosis, close relationship between species, where one organism, the parasite, lives on or inside another organism, the Host (biology), host, causing it some harm, and is Adaptation, adapted structurally to this way of lif ...
on the roots of
southern beech ''Nothofagus'', also known as the southern beeches, is a genus of 43 species of trees and shrubs native to the Southern Hemisphere in southern South America (Chile, Argentina) and Australasia (east and southeast Australia, New Zealand, New Gu ...
trees, obtaining nutrients via a
fungus A fungus (plural, : fungi or funguses) is any member of the group of Eukaryote, eukaryotic organisms that includes microorganisms such as yeasts and Mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified ...
.


References

{{Taxonbar, from=Q15434295
cryptanthus ''Cryptanthus'' is a genus of flowering plants in the family Bromeliaceae, subfamily Bromelioideae. The genus name is from the Greek ''cryptos'' (hidden) and ''anthos'' (flower). The genus formerly had two recognized subgenera: the type subge ...
Orchids of New Zealand Plants described in 1956 Endemic orchids of New Zealand