''Sarcochilus'', commonly known as butterfly orchids or fairy bells
is a genus of about twenty species of flowering plants in the
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 ...
family, Orchidaceae. Plants in this genus are
epiphyte
An epiphyte is a plant or plant-like organism that grows on the surface of another plant and derives its moisture and nutrients from the air, rain, water (in marine environments) or from debris accumulating around it. The plants on which epiphyt ...
s or
lithophyte
Lithophytes are plants that grow in or on rocks. They can be classified as either epilithic (or epipetric) or endolithic; epilithic lithophytes grow on the surfaces of rocks, while endolithic lithophytes grow in the crevices of rocks (and are als ...
s and usually have short stems, leaves arranged in two rows, and flowers arranged along unbranched flowering stems. Most species are
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
Australia
Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...
but some are found in
New Guinea
New Guinea (; Hiri Motu: ''Niu Gini''; , fossilized , also known as Papua or historically ) is the List of islands by area, world's second-largest island, with an area of . Located in Melanesia in the southwestern Pacific Ocean, the island is ...
and
New Caledonia
New Caledonia ( ; ) is a group of islands in the southwest Pacific Ocean, southwest of Vanuatu and east of Australia. Located from Metropolitan France, it forms a Overseas France#Sui generis collectivity, ''sui generis'' collectivity of t ...
.
Description
Orchids in the genus ''Sarcochilus'' are epiphytic or lithophytic
monopodial
Vascular plants with monopodial growth habits grow upward from a single point. They add leaves to the apex each year and the stem grows longer accordingly. The word ''Monopodial'' is derived from Greek language, Greek '', ''one'' and '', "foot", in ...
herbs
Herbs are a widely distributed and widespread group of plants, excluding vegetables, with savory or aromatic properties that are used for flavoring and garnish (food), garnishing food, for medicinal purposes, or for fragrances. Culinary use typi ...
with fibrous stems and long, relatively broad leaves folded lengthwise and arranged in two ranks. The flowers are scented,
resupinate and arranged on an unbranched flowering stem, each flower on a short thin stalk. The
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
Etymology
The term ''sepalum'' ...
s and
petal
Petals are modified leaves that form an inner whorl surrounding the reproductive parts of flowers. They are often brightly coloured or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''corol ...
s are free from and similar to each other except that the petals are usually smaller than the sepals. The
labellum is hinged to the
column
A column or pillar in architecture and structural engineering is a structural element that transmits, through compression, the weight of the structure above to other structural elements below. In other words, a column is a compression member ...
and has three lobes. The sides lobes are relatively large and upright, sometimes curving inwards. The structure of the middle lobe varies between species.
Taxonomy and naming
The genus ''Sarcochilus'' was first formally described in 1810 by
Robert Brown Robert Brown may refer to: Robert Brown (born 1965), British Director, Animator and author
Entertainers and artists
* Washboard Sam or Robert Brown (1910–1966), American musician and singer
* Robert W. Brown (1917–2009), American printmaker ...
and the description was published in ''
Prodromus Florae Novae Hollandiae et Insulae Van Diemen
''Prodromus Florae Novae Hollandiae et Insulae Van Diemen'' (Prodromus of the Flora of New Holland and Van Diemen's Land) is a book by the botanist Robert Brown Robert Brown may refer to: Robert Brown (born 1965), British Director, Animator and ...
''.
The name ''Sarcochilus'' is derived from the
Ancient Greek
Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...
words ''sarx'' meaning "flesh"
and ''cheilos'' meaning "lip",
referring to the fleshy labellum of these orchids.
The genus ''Sarcochilus'' has been shown to be non-monophyletic.
Species
The following is a list of ''Sarcochilus'' species recognised by
Plants of the World Online
Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew.
History
Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...
as of March 2023. The common names in the list below are those used by
David Jones.
Use in horticulture
The term "sarco" is often used to refer to a number of orchid genera, including ''Sarcochilus''. Most species of ''Sarcochilus'' are easily grown but some are very difficult. They need bright light, high humidity and free air movement.
References
*
External links
*
{{Taxonbar, from=Q2719962
Vandeae genera
Epiphytic orchids