Austrobuxus swainii

Last updated

Hairybark
Austrobuxus swainii trunk.jpg
Austrobuxus swainii, trunk
Scientific classification Red Pencil Icon.png
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malpighiales
Family: Picrodendraceae
Genus: Austrobuxus
Species:
A. swainii
Binomial name
Austrobuxus swainii
Synonyms

Austrobuxus swainii is a rare rainforest tree in the Picrodendraceae family. It is endemic to north east New South Wales and south eastern Queensland, Australia. Occurring from the Bellinger River in the south to Tallebudgera Creek in the north. The common names are pink cherry or hairybark. The habitat is less fertile sedimentary based soils, often associated with the Coachwood, in high rainfall areas. Listed on ROTAP, as a threatened species, with a rating of 3RCa.

Contents

Description

A medium to large tree, 40 metres tall [1] and a trunk diameter of one metre. The trunk is not cylindrical, flanged or irregular, somewhat buttressed at the base. Bark is scaly, grey or brown. Bark sheds in irregular patches, leaving slight depressions. Small branches are slender, grey or fawn in colour. Dotted with many pale lenticels.

Leaves 7 to 14 cm long, 2 to 4 cm wide. Lanceolate in shape, opposite on the stem with around 40 small teeth on the leaf edges. Leaf stalks up to 10 mm long. Old red leaves can be seen in the canopy.

Flowers & fruit

Yellow or green flowers form on panicles from April to June. Tiny flowers 4 petalled. The panicle is around 25 mm long, forming from the forks of the leaves. The fruit is a dark brown or black capsule, around 13 mm long, with two protruding styles at the fruit's apex. The capsule splits into four parts with two glossy brown seeds, 6 mm long. Fruit mature from February to March. Fresh seed or cuttings are advised for regeneration.

Related Research Articles

<i>Cryptocarya obovata</i> Species of tree

Cryptocarya obovata is a large laurel growing on basaltic and fertile alluvial soils in eastern Australian rainforests. It is found from Wyong in New South Wales to Gympie in the state of Queensland. Extinct in the Illawarra region, allegedly seen in the Illawarra in 1818 by Allan Cunningham. The species was included in the Prodromus Florae Novae Hollandiae et Insulae Van Diemen, 402 (1810)

<i>Symplocos stawellii</i> Species of tree

Symplocos stawellii, or the white hazelwood, is a rainforest tree growing in eastern Australia. It often grows along creeks in gullies, in tropical and sub-tropical rainforests. The natural distribution is from Gerringong Creek in the upper Kangaroo Valley of New South Wales to the Atherton Tableland in tropical Queensland. It also occurs in New Guinea.

<i>Beilschmiedia elliptica</i> Species of tree

Beilschmiedia elliptica, known as the grey walnut is a rainforest laurel growing in eastern Australia. The range of natural distribution is from Forster, New South Wales to Fraser Island in south eastern Queensland. Beilschmiedia elliptica grows in warm temperate and sub tropical rainforests. Not a rare species, but seldom identified in the rainforest.

<i>Sloanea australis</i> Species of flowering plant in the family Elaeocarpaceae

Sloanea australis, commonly known as the maiden's blush, is a rainforest tree of eastern Australia. The range of natural distribution is from near Batemans Bay in southern New South Wales to Cape Tribulation in tropical Queensland. The habitat of Sloanea australis is various types of rainforest; such as littoral, warm temperate, montane rainforest, sub tropical, and tropical rainforests. Often growing in particularly moist areas, such as next to streams.

<i>Vitex lignum-vitae</i> Species of tree

Vitex lignum-vitae, known in Australia as yellow hollywood or "lignum-vitae", is a rainforest tree of eastern Australia. The natural range of distribution is in dry, sub-tropical or tropical rainforest from the Richmond River, New South Wales to Cape York Peninsula at the northernmost tip of Australia. It also occurs in New Guinea.

<i>Rhodosphaera</i> Genus of trees

Rhodosphaera is a genus of plants in the family Anacardiaceae. The genus includes a single species, Rhodosphaera rhodanthema, which is a rainforest tree of eastern Australia. It grows in sub tropical rainforests and also in the drier form of rainforests. The natural range of distribution is from the Macleay River, New South Wales to Maryborough in south east Queensland. Common names include deep yellowwood, yellow cedar and tulip satinwood.

<i>Macaranga tanarius</i> Pioneer rainforest tree species

Macaranga tanarius is a plant found in South East Asia, Thailand, Papua New Guinea, Taiwan, and eastern Australia. It is commonly seen as a pioneer species in disturbed rainforest areas. Easily recognised for the round veiny leaves. In Australia it naturally occurs from the Richmond River, New South Wales to Cooktown in tropical Queensland.

<i>Claoxylon australe</i> Species of tree

Claoxylon australe, known as brittlewood is a common rainforest shrub or understorey tree. The habitat is all types of eastern Australian rainforests. The natural range of distribution is from Eden in south eastern New South Wales to Bowen in tropical Queensland.

<i>Endiandra discolor</i> Species of tree

Endiandra discolor is an Australian tree, growing from near Gosford, New South Wales to Tully, Queensland in the tropics. Common names include rose walnut and domatia tree.

<i>Maytenus silvestris</i> Species of tree

Maytenus silvestris is a shrub or small tree growing from Picton, New South Wales near Kroombit Tops, near Gladstone, Queensland. It occurs in dry rainforest, eucalyptus and rainforest ecotone areas. Common names include narrow leaved orangebark, orange bush and orange bark.

<i>Daphnandra apatela</i> Species of tree

Daphnandra apatela, the socketwood, light yellowwood or canary socketwood is a common rainforest tree in eastern Australia. It grows in the more fertile alluvial soils and basaltic soils. Distributed from the Watagan Mountains in New South Wales to Miriam Vale near Gladstone in Queensland.

<i>Harpullia pendula</i> Species of tree

Harpullia pendula, known as the tulipwood or tulip lancewood is a small to medium-sized rainforest tree from Australia. The tree's small size, pleasant form and attractive fruit ensures the popularity of this ornamental tree. The range of natural distribution is from the Bellinger River in northern New South Wales to Coen in tropical Queensland. Tulipwood occurs in various types of rainforest, by streams or dry rainforests on basaltic or alluvial soils. In tropical and sub tropical rainforest. Often seen as a street tree, such as at St Ives, New South Wales.

<i>Mallotus discolor</i> Species of tree

Mallotus discolor is an Australian rainforest tree in the spurge family. It is known as the yellow kamala, due to the yellowish orange fruit covering, which produces a yellow dye.

<i>Capparis arborea</i> Species of tree

Capparis arborea is a bush or small tree occurring in eastern Australia. The habitat is rainforest; usually riverine, littoral or the drier rainforests. Distributed from the Hunter River, New South Wales to Cape Melville in tropical Queensland. Common names include native pomegranate, wild lime, wild lemon and brush caper berry.

<i>Sarcopteryx stipata</i> Species of tree

Sarcopteryx stipata, known as the steelwood, is a rainforest tree of eastern Australia occurring from the Bulga Plateau and Comboyne Plateau north west of Taree, New South Wales as far north as Fraser Island off the coast of south eastern Queensland. It grows in sub tropical rainforest but sometimes occurs in warm temperate rainforests on poorer soils. It is a member of the soap berry family. The generic name Sarcopteryx translates to "fleshy wing", as the fruit can be wing shaped. Stipata means "surrounded". The common name steelwood refers to the very tough, hard and heavy timber.

<i>Mischocarpus pyriformis</i> Species of tree

Mischocarpus pyriformis, known as the pear fruited tamarind is a rainforest tree of eastern Australia. Occurring from Seal Rocks, New South Wales to as far north as Cooktown in tropical Queensland. The sub species found in New South Wales is Mischocarpus pyriformis subsp. pyriformis.

<i>Pomaderris aspera</i> Species of tree

Pomaderris aspera is a plant from eastern and southern Australia. Mostly seen south of the Barrington Tops in New South Wales to as far south as Wilsons Promontory and Cape Otway on the mainland. Also occurring in Tasmania. Scattered individuals are found in northern New South Wales to as far north as Bunya Mountains National Park in Queensland.

<i>Endiandra hayesii</i> Species of tree

Endiandra hayesii is an Australian rainforest tree. Despite the common name of rusty rose walnut, this tree is unrelated to northern hemisphere walnuts, and is a laurel. The former habitat is lowland sub tropical rainforest, most of which has been cleared. However some trees persist in cool sheltered gullies as far south as the Richmond River, New South Wales to just over the border at Burleigh Heads in Queensland. The rusty rose walnut is considered rare, with a ROTAP rating of 3RC-. It is named after H.C. Hayes, who collected this species at Minyon Falls.

<i>Cupaniopsis newmanii</i> Species of tree

Cupaniopsis newmanii is a rainforest plant in the soapberry family. It is native to eastern Australia. The common name is long-leaved tuckeroo. A rare plant, with a ROTAP listing of 2RC-. The habitat sub tropical rainforest ranging from Mullumbimby in New South Wales to Gympie in south-eastern Queensland.

<i>Elattostachys xylocarpa</i> Species of tree

Elattostachys xylocarpa, known as the white tamarind or short-leaf beetroot is a common rainforest tree of eastern Australia. Found in the drier rainforests, which are based on volcanic soils. From as far south as the Orara River in northern New South Wales to Bowen in tropical Queensland. The name Elattostachys refers to "little spikes", a flower feature of other plants in this genus. xylocarpa refers to the hard woody fruit.

References

  1. "Austrobuxus swainii". PlantNET - NSW Flora Online. Retrieved 2010-03-12.