''Sarcochilus fitzgeraldii'', commonly known as the ravine orchid, is a

lithophytic 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 ...

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 eastern Australia. It forms large clumps with between four and eight dark green, linear leaves and up to fifteen white flowers with crimson spots near the centre.

Description

''Sarcochilus fitzgeraldii'' is a lithophytic

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 stems long and which forms large clumps on rocks. It has between four and eight dark green, linear leaves long and wide. Between four and fifteen white flowers with many crimson spots near the centre, long and wide are arranged on an arching flowering stem long. 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 The term ''sepalum'' was coined ...

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 long and wide, 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 slightly shorter and narrower than 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 the petals narrower than both. The labellum is thick and waxy, about long and wide and has three lobes. The side lobes are erect and the middle lobe is short and fleshy. Flowering occurs between October and November.

Taxonomy and naming

''Sarcochilus fitzgeraldii'' was first formally described in 1870 by

Ferdinand von Mueller Baron Sir Ferdinand Jacob Heinrich von Mueller, (german: Müller; 30 June 1825 – 10 October 1896) was a German-Australian physician, geographer, and most notably, a botanist. He was appointed government botanist for the then colony of Vic ...

and the description was published in '' Fragmenta phytographiae Australiae'' from a specimen collected near the

Bellinger River Bellinger River, an open and trained mature wave dominated, barrier estuary, is located in the Mid North Coast region of New South Wales, Australia. Course and features Bellinger River rises below Point Lookout within the Great Dividing R ...

Robert Fitzgerald Robert Stuart Fitzgerald (; 12 October 1910 – 16 January 1985) was an American poet, literary critic and translator whose renderings of the Greek classics "became standard works for a generation of scholars and students".Mitgang, Herbert (Janua ...

. 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 ...

(''fitzgeraldii'') honours the collector of the

type Type may refer to: Science and technology Computing * Typing, producing text via a keyboard, typewriter, etc. * Data type, collection of values used for computations. * File type * TYPE (DOS command), a command to display contents of a file. * Ty ...

specimen.

Distribution and habitat

The ravine orchid usually grows on rocks in dense rainforest or in shady gorges and ravines but sometimes also on the base of fibrous-barked trees. It is found between

Maleny Maleny (pronounced ''mah-lay-knee'') is a rural town and locality in the Sunshine Coast Region, Queensland, Australia. At the , the locality of Maleny had a population of 3,959 people. Maleny was a timber town until the early 1920s and then was ...

in south-east

Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , established_ ...

and the

Macleay River The Macleay River is a river that spans the Northern Tablelands and Mid North Coast districts of New South Wales, Australia. Course and features Formed by the confluence of the Gara River, Salisbury Waters and Bakers Creek, the Macleay River ...

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 ...

Conservation

This orchid is class as "vulnerable" under the Australian Government

Environment Protection and Biodiversity Conservation Act 1999 The ''Environment Protection and Biodiversity Conservation Act 1999'' (Cth) is an Act of the Parliament of Australia that provides a framework for protection of the Australian environment, including its biodiversity and its natural and cult ...

and the New South Wales Government Biodiversity Conservation Act 2016. The main threat to the species is illegal collecting. It was formerly an abundant species but has suffered from over-collecting.

References

{{Reflist fitzgeraldii Endemic orchids of Australia Orchids of New South Wales Orchids of Queensland Plants described in 1870 Taxa named by Ferdinand von Mueller