''Hydriastele wendlandiana'', commonly known as Wendland's palm, cat o' nine tails, creek palm or kentia palm, is a tall, multi-stemmed tree in the palm family

Arecaceae The Arecaceae () is a family (biology), family of perennial plant, perennial, flowering plants in the Monocotyledon, monocot order Arecales. Their growth form can be climbing palm, climbers, shrubs, tree-like and stemless plants, all commonly k ...

. It is native to

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 the

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 ...

n states of

Queensland Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...

and the

Northern Territory The Northern Territory (abbreviated as NT; known formally as the Northern Territory of Australia and informally as the Territory) is an states and territories of Australia, Australian internal territory in the central and central-northern regi ...

Description

''H. wendlandiana'' grows to a height of with 3 to 7 stems up to in diameter. The sparse crown has 5 to 10

paripinnate Pinnation (also called pennation) is the arrangement of feather-like or multi-divided features arising from both sides of a common Anatomical terms of location#Axes, axis. Pinnation occurs in biological morphology (biology), morphology, in Crysta ...

fronds A frond is a large, divided leaf. In both common usage and botanical nomenclature, the leaves of ferns are referred to as fronds and some botanists restrict the term to this group. Other botanists allow the term frond to also apply to the lar ...

measuring up to in length, with up to 20 praemorse

pinnae Pinna may refer to: Biology * Pinna (anatomy), or auricle, the outer part of the ear * ''Pinna'' (bivalve), a genus of molluscs * Pinna (botany), a primary segment of a compound leaf People Surname * Christophe Pinna (born 1968), French marti ...

(leaflets), on either side of the slightly arching

rachis In biology, a rachis (from the [], "backbone, spine") is a main axis or "shaft". In zoology and microbiology In vertebrates, ''rachis'' can refer to the series of articulated vertebrae, which encase the spinal cord. In this case the ''rachi ...

(midrib). The leaflets are

sessile Sessility, or sessile, may refer to: * Sessility (motility), organisms which are not able to move about * Sessility (botany), flowers or leaves that grow directly from the stem or peduncle of a plant * Sessility (medicine), tumors and polyps that ...

and irregularly spaced, and may be up to long by wide, dark green on the upper surface and lighter below. The

apical Apical means "pertaining to an apex". It may refer to: *Apical ancestor, refers to the last common ancestor of an entire group, such as a species (biology) or a clan (anthropology) *Apical (anatomy), an anatomical term of location for features loc ...

leaflets are merged at the base and are much broader than the rest. The species is

monoecious Monoecy (; adj. monoecious ) is a sexual system in seed plants where separate male and female cones or flowers are present on the same plant. It is a monomorphic sexual system comparable with gynomonoecy, andromonoecy and trimonoecy, and contras ...

, that is, it has both

staminate The stamen (: stamina or stamens) is a part consisting of the male reproductive organs of a flower. Collectively, the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filament ...

(functionally male) and

pistillate Gynoecium (; ; : gynoecia) is most commonly used as a collective term for the parts of a flower that produce ovules and ultimately develop into the fruit and seeds. The gynoecium is the innermost whorl of a flower; it consists of (one or more) ...

(functionally female) flowers on the one plant. The

inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...

emerges from the trunk at the base of the

crownshaft An elongated circumferential leaf base formation present on some species of palm is called a crownshaft. The leaf bases of some pinnate leaved palms (most notable being ''Roystonea regia'' or the royal palm but also including the genera ''Areca' ...

and resembles a

cat o' nine tails The cat o' nine tails, commonly shortened to the cat, is a type of multi-tailed whip or flail. It originated as an implement for physical punishment, particularly in the Royal Navy and British Army, and as a judicial punishment in Britain and ...

, having 10–20 straight

spikes The SPIKES protocol is a method used in clinical medicine to break bad news to patients and families. As receiving bad news can cause distress and anxiety, clinicians need to deliver the news carefully. Using the SPIKES method for introducing and ...

around long. The spikes are initially erect but become pendulous as the fruit develops. The flowers are arranged in groups of 3, with two staminate flowers either side of a pistillate flower. The staminate flowers are in diameter and long, the pistillate flowers are more or less conical to

globose This glossary of botanical terms is a list of definitions of terms and concepts relevant to botany and plants in general. Terms of plant morphology are included here as well as at the more specific Glossary of plant morphology and Glossary ...

and up to in diameter. The fruits may be orange, purple or various shades of red. They are

ovoid An oval () is a closed curve in a plane which resembles the outline of an egg. The term is not very specific, but in some areas of mathematics (projective geometry, technical drawing, etc.), it is given a more precise definition, which may inc ...

to globose, about in diameter with a single globose seed.

Taxonomy

The species was first described as ''Kentia wendlandiana'' in 1870 by the German-Australian botanist

Ferdinand von Mueller Baron Sir Ferdinand Jacob Heinrich von Mueller, (; 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 Victoria, Australia ...

in his work ''Fragmenta Phytographiae Australiae''. Very shortly after, in 1875, it was renamed ''Hydriastele wendlandiana'' by

Hermann Wendland Hermann Wendland (October 11, 1825 in Herrenhausen – January 12, 1903 in Hanover) was a German botanist and gardener. He was a noted authority on the family Arecaceae The Arecaceae () is a family (biology), family of perennial plant, peren ...

and Oscar Drude, who erected the genus ''Hydriastele'' in the journal ''Linnaea''.

Etymology

The genus name ''Hydriastele'' derives 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 ...

'' ὑδρο- (hudro-)'', meaning water, and '' στήλη (stḗlē)'', meaning column. It refers to the plant's preference for growing in or near swamps. The

species epithet Specific name may refer to: * in Database management systems, a system-assigned name that is unique within a particular database In Taxonomy (biology), taxonomy, either of these two meanings, each with its own set of rules: * Specific name (botany) ...

''wendlandiana'' is in honour of the

German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...

botanist Hermann Wendland who was a noted authority on Arecaceae.

Distribution and habitat

Wendland's palm is found throughout

and the

Aru Islands Aru or ARU may refer to: Education * Alpha Rho Upsilon, a defunct fraternity in the United States * Anglia Ruskin University, a university in England * Ardhi University, a Tanzanian public university Places * Aru Islands Regency, a group of i ...

, and in the northernmost parts of the Northern Territory (from Bathurst Island, Melville Island and

Croker Island Croker Island is an island in the Arafura Sea off the coast of the Northern Territory, Australia, northeast of Darwin, Northern Territory, Darwin. It was the site of the Croker Island Mission between 1940 and 1968. Indigenous peoples At the ...

, across the

Top End The Top End of Australia's Northern Territory is a geographical region encompassing the northernmost section of the Northern Territory, which aside from the Cape York Peninsula is the northernmost part of the Australian continent. It covers a ...

Groote Eylandt Groote Eylandt ( Anindilyakwa: ''Ayangkidarrba''; meaning "island" ) is the largest island in the Gulf of Carpentaria and the fourth largest island in Australia. It was named by the explorer Abel Tasman in 1644 and is Dutch for "large island" ...

in the

Gulf of Carpentaria The Gulf of Carpentaria is a sea off the northern coast of Australia. It is enclosed on three sides by northern Australia and bounded on the north by the eastern Arafura Sea, which separates Australia and New Guinea. The northern boundary ...

), and then into Queensland from

Cape York Peninsula The Cape York Peninsula is a peninsula located in Far North Queensland, Australia. It is the largest wilderness in northern Australia.Mittermeier, R.E. et al. (2002). Wilderness: Earth's last wild places. Mexico City: Agrupación Sierra Madre, ...

down the east coast to Mission Beach, where it grows on various soil types in

rainforest Rainforests are forests characterized by a closed and continuous tree Canopy (biology), canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforests can be generally classified as tropi ...

monsoon forest Seasonal tropical forest, also known as moist deciduous, semi-evergreen seasonal, tropical mixed or monsoon forest, typically contains a range of tree species: only some of which drop some or all of their leaves during the dry season. This tropic ...

and

swamp forest Freshwater swamp forests, or flooded forests, are forests which are inundated with freshwater, either permanently or seasonally. They normally occur along the lower reaches of rivers and around freshwater lakes. Freshwater swamp forests are foun ...

, often in or close to swamps, at altitudes from sea level to .

Ecology

Fruits of Wendland's plam are eaten by fruit doves,

metallic starling The metallic starling (''Aplonis metallica''), also known as the shining starling, is a bird in the starling family native to the Moluccas, New Guinea, Queensland and the Solomon Islands. Description The adult has brilliant red eyes, a long for ...

s and

cassowaries Cassowaries (; Biak language, Biak: ''man suar'' ; ; Papuan_languages, Papuan: ''kasu weri'' ) are flightless birds of the genus ''Casuarius'', in the order Casuariiformes. They are classified as ratites, flightless birds without a keel (bird a ...

Gallery

Image:Hydriastele wendlandiana leaflets SF21094.jpg, Leaflets, showing irregular spacing and truncated tips Image:Hydriastele wendlandiana trunk SF21094.jpg, The slender trunk Image:Hydriastele wendlandiana base SF21094.jpg, Base of the tree, with emerging suckers

References

External links

View a map
of historical sightings of this species at the

Australasian Virtual Herbarium The ''Australasian Virtual Herbarium'' (AVH) is an online resource that allows access to plant specimen data held by various Australian and New Zealand herbaria. It is part of the Atlas of Living Australia (ALA), and was formed by the amalgama ...

View observations
of this species on

iNaturalist iNaturalist is an American 501(c)(3) nonprofit social network of naturalists, citizen scientists, and biologists built on the concept of mapping and sharing observations of biodiversity across the globe. iNaturalist may be accessed via its web ...

View images
of this species on Flickriver {{Taxonbar, from=Q15466556 Flora of Queensland Flora of the Northern Territory Flora of New Guinea Areceae Taxa named by Ferdinand von Mueller