Boronia juncea

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Boronia juncea
Boronia juncea.jpg
B. juncea in the Lake Muir Nature Reserve
Scientific classification Red Pencil Icon.png
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Sapindales
Family: Rutaceae
Genus: Boronia
Species:
B. juncea
Binomial name
Boronia juncea
Boronia juncea DistMap66.png
Occurrence data from Australasian Virtual Herbarium

Boronia juncea is a plant in the citrus family, Rutaceae and is endemic to the far south-west of Western Australia. It is an erect shrub with linear, short-lived leaves and groups of up to eight white to pink, four-petalled flowers.

Contents

Description

Boronia juncea is an erect shrub that grows to a height of 20–80 cm (8–30 in) with short-lived leaves. The lower leaves are linear, 20–40 mm (0.79–1.6 in) long and the upper leaves are more or less cylindrical and 10–40 mm (0.39–1.6 in) long. Between three and eight pink to white flowers are arranged in groups, each flower on a thin pedicel 10–50 mm (0.39–2.0 in) long. The four sepals are dark red, triangular to narrow egg-shaped and 1.5–5 mm (0.059–0.20 in) long. The four petals are mostly 3–8 mm (0.1–0.3 in) long. The eight stamens are hairless. Flowering occurs from October to December or from January to April. [2] [3]

Taxonomy and naming

Boronia juncea was first formally described in 1845 by Friedrich Gottlieb Bartling and the description was published in Plantae Preissianae . [4] [5] The specific epithet (juncea) is a Latin word meaning "of rushes". [6]

There are four subspecies intergrading with each other:

Distribution and habitat

Boronia juncea grows in winter-wet areas. Subspecies juncea is found between Bunbury and Mandurah, subspecies laniflora and micrantha between Mount Melville and Mount Elphinstone in Albany, and subspecies minima between Margaret River, Augusta and Northcliffe. [8]

Conservation

Boronia juncea is classified as "not threatened" by the Western Australian Government Department of Parks and Wildlife. [3]

Related Research Articles

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Boronia megastigma, commonly known as brown boronia, sweet-scented boronia or scented boronia, is a plant in the citrus family Rutaceae and is endemic to the south-west of Western Australia. It is a slender, erect shrub with aromatic leaves and flowers, the leaves with three or five leaflets and the flowers cup-shaped, dark brown to purplish black on the outside and yellow inside.

<i>Eremophila glabra <span style="font-style:normal;">subsp.</span> albicans</i> subspecies of plant

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<i>Boronia citriodora</i> species of plant

Boronia citriodora, commonly known as lemon-scented boronia, lemon plant or lemon thyme, is a woody shrub that is endemic to Tasmania. It has pinnate leaves and white to pink flowers that are arranged singly or in groups of up to seven, in the leaf axils or on the ends of the branches.

<i>Kunzea micrantha</i> species of plant

Kunzea micrantha is a flowering plant in the myrtle family, Myrtaceae and is endemic to the south west of Western Australia. It blooms between September and December producing pink-purple to white-cream flowers. A widespread and variable species, it is difficult to distinguish from K. praestans and from K. micromera where their range overlap.

<i>Boronia barkeriana</i> species of plant

Boronia barkeriana, commonly known as Barker's boronia, is a plant in the citrus family, Rutaceae and is endemic to eastern Australia. It is a shrub with ground-hugging branches, simple, toothed leaves and bright pink, four-petalled flowers.

<i>Boronia inornata</i> Species of plant

Boronia inornata, commonly known as desert boronia, is a plant in the citrus family, Rutaceae and is endemic to southern Australia. It is an erect shrub with three-part leaves and pink, red or white, four-petalled flowers.

<i>Boronia coerulescens</i> Species of plant

Boronia coerulescens, commonly known as blue boronia, is a plant in the citrus family, Rutaceae and is endemic to southern Australia. It is a small, spindly shrub with glandular stems, small, more or less cylindrical leaves and blue to pinkish mauve, four-petalled flowers. There are two subspecies endemic to Western Australia and a third that also occurs in three eastern states.

<i>Boronia fastigiata</i> species of plant

Boronia fastigiata, commonly known as bushy boronia, is a plant in the citrus family, Rutaceae and is endemic to the south-west of Western Australia. It is an erect shrub with small leaves and small groups of red, pink or purple, four-petalled flowers near the ends of the branches.

<i>Boronia grandisepala</i> species of plant

Boronia grandisepala is a plant in the citrus family Rutaceae and is endemic to northern parts of the Northern Territory. It is an erect shrub with elliptic leaves and white, pink or burgundy-coloured, four-petalled flowers.

<i>Boronia pilosa</i> species of plant

Boronia pilosa, commonly known as the hairy boronia, is a plant in the citrus family Rutaceae and is endemic to south-eastern Australia. It is an erect, woody shrub with hairy branches, pinnate, sometimes hairy leaves and groups of up to ten white to pink, four petalled flowers.

<i>Boronia purdieana</i> species of plant

Boronia purdieana is a plant in the citrus family, Rutaceae and is endemic to the south-west of Western Australia. It is a shrub with pinnate leaves and yellow, four-petalled flowers arranged singly in leaf axils.

Boronia barrettiorum is a plant in the citrus family Rutaceae and is only known from two populations growing north of the Prince Regent River in the Kimberley Australia region of Western Australia. It is an erect, open shrub with hairy branches and leaves, simple or trifoliate leaves and white, four-petalled flowers.

<i>Boronia crassifolia</i> species of plant

Boronia crassifolia is a plant in the citrus family, Rutaceae and is endemic to the south-west of Western Australia. It is a small, slender shrub with pinnate leaves, and yellowish green to brownish, four petalled flowers.

<i>Boronia crassipes</i> species of plant

Boronia crassipes is a plant in the citrus family, Rutaceae and is endemic to the south-west of Western Australia. It is an erect, spindly, glabrous shrub with simple leaves, and pale red or pale mauve, four petalled flowers.

<i>Boronia excelsa</i> species of plant

Boronia excelsa is a plant in the citrus family Rutaceae and is endemic to a small area in Far North Queensland. It is an erect shrub with woolly-hairy branches, simple, stalkless, more or less hairless leaves, and pink to white, four-petalled flowers.

<i>Boronia fabianoides</i> species of plant

Boronia fabianoides is a plant in the citrus family, Rutaceae and is endemic to the south-west of Western Australia. It is a compact shrub with many branches, simple, more or less cylindrical leaves and single white, pink or pale blue four-petalled flowers in the leaf axils.

<i>Boronia inflexa</i> species of plant

Boronia inflexa is a plant in the citrus family Rutaceae and is endemic to tablelands near the New South Wales - Queensland border in Australia. It is an erect, woody shrub with pinnate leaves and up to seven white to pink four-petalled flowers in the leaf axils. Boronia bipinnata is similar but has larger, bipinnate or tripinnate leaves and smaller sepals and petals.

<i>Boronia ramosa</i> species of plant

Boronia ramosa is a species of plant in the citrus family Rutaceae and is endemic to the southwest of Western Australia. It is an erect, mostly glabrous shrub with pinnate leaves with up to seven leaflets, and white, four-petalled flowers with blue or pale green backs.

<i>Boronia scabra</i> species of plant

Boronia scabra, commonly known as rough boronia, is a plant in the citrus family, Rutaceae and is endemic to the south-west of Western Australia. It is an open shrub with simple, often clustered, oblong to elliptic leaves, and pink, mostly four-petalled flowers.

<i>Boronia stricta</i> species of plant

Boronia stricta is a plant in the citrus family, Rutaceae and is endemic to near-coastal areas of the south-west of Western Australia. It is a slender shrub with often crowded pinnate leaves with linear leaflets, and pink, four-petalled flowers borne singly or in groups of two or three in leaf axils.

References

  1. "Boronia hapalophylla". Australian Plant Census. Retrieved 16 March 2019.
  2. Duretto, Marco F.; Wilson, Paul G.; Ladiges, Pauline Y. "Boronia juncea". Australian Biological Resources Study, Department of the Environment and Energy, Canberra. Retrieved 7 February 2019.
  3. 1 2 "Boronia juncea". FloraBase . Western Australian Government Department of Parks and Wildlife.
  4. "Boronia juncea". APNI. Retrieved 7 February 2019.
  5. Lehmann, Johann Georg Christian (ed.); Bartling, Friedrich Gottlieb (1845). Plantae Preissianae (Volume 1, Part 2). Hamburg. p. 166. Retrieved 7 February 2019.CS1 maint: extra text: authors list (link)
  6. Brown, Roland Wilbur (1956). The Composition of Scientific Words. Washington, D.C.: Smithsonian Institution Press. p. 692.
  7. "Boronia juncea subsp. juncea". APNI. Retrieved 7 February 2019.
  8. 1 2 3 4 5 Wilson, Paul G. (1998). "New names and new taxa in the genus boronia (Rutaceae) from Western Australia, with notes on seed characters" (PDF). Nuytsia. 12 (1): 137–140. Retrieved 7 February 2019.
  9. "Boronia juncea subsp. laniflora". APNI. Retrieved 7 February 2019.
  10. "Boronia juncea subsp. micrantha". APNI. Retrieved 7 February 2019.
  11. "Boronia juncea subsp. minima". APNI. Retrieved 7 February 2019.