Phebalium brachycalyx

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Phebalium brachycalyx
Status DECF P3.svg
Priority Three — Poorly Known Taxa (DEC)
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Sapindales
Family: Rutaceae
Genus: Phebalium
Species:
P. brachycalyx
Binomial name
Phebalium brachycalyx
Synonyms [1]

Phebalium tuberculosum(F.Muell.) Benth.

Phebalium brachycalyx is a species of shrub that is endemic to the southwest of Western Australia. It is more or less covered with silvery and rust-coloured scales, and has narrow oblong leaves with wavy-glandular edges, and white to pale yellow flowers in umbels on the ends of branches.

Contents

Description

Phebalium brachycalyx is a shrub that typically grows to a height of 0.4–1.5 m (1 ft 4 in – 4 ft 11 in) and is more or less covered with silvery and rust-coloured scales. The leaves are narrow oblong, about 10–15 mm (0.39–0.59 in) long and about 1.5 mm (0.059 in) wide on a short petiole. The edge of the leaves are wavy-glandular and the mid-vein on the lower surface is warty. The flowers are white to pale yellow and arranged in umbels of three to six flowers, each flower on a thin pedicel 4–8 mm (0.16–0.31 in) long. The sepals are about 1 mm (0.039 in) long and joined for about half their length, scaly on the outside but glabrous inside. The petals are broadly elliptical, about 4 mm (0.16 in) long and 2 mm (0.079 in) wide, covered with silvery to rust-coloured scales on the outside. Flowering occurs from August to November. [2] [3] [4]

Taxonomy and naming

Phebalium brachycalyx was first formally described in 1998 by Paul Wilson in the journal Nuytsia from specimens collected at the south end of the Wongan Hills by Alex George. [3] [5]

Distribution and habitat

Phebalium brachycalyx grows on laterite on hills between Dalwallinu and Kondinin. [2] [4]

Conservation status

Phebalium brachycalyx is classified as "Priority Three" by the Government of Western Australia Department of Parks and Wildlife [2] meaning that it is poorly known and known from only a few locations but is not under imminent threat. [6]

Related Research Articles

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<i>Phebalium stenophyllum</i> Species of shrub

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<i>Phebalium squamulosum</i> Species of shrub

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<i>Phebalium nottii</i> Species of shrub

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<i>Phebalium glandulosum</i> Species of plant

Phebalium glandulosum, commonly known as desert phebalium, is a species of shrub that is endemic to eastern Australia. It has glandular-warty stems covered with silvery to rust-coloured scales, wedge-shaped leaves that are scaly on the lower surface, and yellow flowers arranged in umbels on the ends of branchlets.

<i>Phebalium canaliculatum</i> Species of shrub

Phebalium canaliculatum is a species of erect shrub that is endemic to the southwest of Western Australia. It is more or less covered with silvery and rust-coloured scales and has thin, cylindrical leaves and dark pink to pale mauve flowers in umbels on the ends of branches.

Phebalium brevifolium is a species of small shrub that is endemic to Western Australia. It has warty branchlets, sessile, wedge-shaped leaves and up to three white flowers arranged in umbels.

Phebalium elegans is a species of spreading shrub that is endemic to Western Australia. It has warty branchlets, wedge-shaped leaves and two to five white flowers arranged in umbels on the ends of branchlets.

<i>Phebalium filifolium</i> Species of shrub

Phebalium filifolium, commonly known as slender phebalium, is a species of upright, rounded shrub that is endemic to Western Australia. It has smooth branchlets covered with silvery scales, more or less cylindrical leaves with silvery scales on the lower side and pale to bright yellow flowers arranged in umbels of between three and eight on the ends of branchlets.

<i>Phebalium laevigatum</i> Species of shrub

Phebalium laevigatum is a species of erect, slender shrub that is endemic to Western Australia. It has glandular-warty branchlets, linear to narrow oblong leaves and white or yellow flowers arranged in umbels of about seven on the ends of branchlets.

<i>Phebalium lepidotum</i> Species of shrub

Phebalium lepidotum is a species of rounded shrub that is endemic to Western Australia. It has scaly branchlets, leathery, narrow oblong leaves and white to cream-coloured flowers arranged in umbels of between three and six on the ends of branchlets.

<i>Phebalium longifolium</i> Species of shrub

Phebalium longifolium is a species of shrub that is endemic to far north Queensland. It is more or less covered with silvery to rust-coloured scales and has smooth branchlets, narrow elliptical to narrow lance-shaped leaves and cream-coloured flowers in umbels on the ends of branchlets. It grows in the boundary between forest and rainforest in tropical areas.

<i>Phebalium lowanense</i> Species of shrub

Phebalium lowanense, commonly known as the Lowan phebalium, is a species of slender shrub that is endemic to southern continental Australia. It is more or less covered with silvery and rust-coloured scales and has leaves appearing to be cylindrical, and yellow mauve flowers in umbels on the ends of branches.

<i>Phebalium megaphyllum</i> Species of shrub

Phebalium megaphyllum is a species of erect, rounded shrub that is endemic to Western Australia. It has glandular-warty branchlets, oblong to wedge-shaped leaves with a groove on the upper surface, and white flowers arranged in umbels of three to six on the ends of branchlets.

Phebalium microphyllum is a species of small, rounded shrub that is endemic to Western Australia. It has scaly branchlets, leathery, oblong leaves, and yellow flowers arranged in umbels of three to six on the ends of branchlets.

<i>Phebalium obcordatum</i> Species of shrub

Phebalium obcordatum, commonly known as the club-leaved phebalium, is a species of shrub that is endemic to New South Wales. It has smooth branchlets, small egg-shaped to heart-shaped leaves with the narrower end towards the base and small umbels of pale yellow flowers with silvery scales on the back of the petals.

Phebalium obovatum is a species of spreading shrub that is endemic to Western Australia. It has thick, egg-shaped or elliptical leaves densely covered with silvery scales on the lower side and white flowers arranged in umbels with silvery or rust-coloured scales on the back.

<i>Phebalium tuberculosum</i> Species of shrub

Phebalium tuberculosum is a species of erect shrub that is endemic to Western Australia. It has glandular-warty and scaly branchlets and leaves and white flowers arranged in umbels of three or four with rust-coloured scales on the back of the petals.

<i>Phebalium verrucosum</i> Species of shrub

Phebalium verrucosum is a species of shrub that is endemic to New South Wales. It has branchlets densely covered with white scales, narrow elliptic, oblong or linear leaves covered with white scales on the lower side, and umbels of creamy white flowers with silvery or rust-coloured scales on the back of the petals.

<i>Phebalium woombye</i> Species of shrub

Phebalium woombye, commonly known as wallum phebalium, is a species of shrub that is endemic to eastern Australia. It has branchlets covered with scales and star-shaped hairs, elliptical leaves, and white to pink flowers arranged in umbels of four to ten flowers.

References

  1. 1 2 "Phebalium brachycalyx". Australian Plant Census. Retrieved 15 June 2020.
  2. 1 2 3 "Phebalium brachycalyx". FloraBase . Western Australian Government Department of Biodiversity, Conservation and Attractions.
  3. 1 2 Wilson, Paul G. (1970). "A Taxonomic Revision of the Genera Crowea, Eriostemon and Phebalium (Rutaceae). Nuytsia 1(1):". Nuytsia. 1 (1): 75. Retrieved 15 June 2020.
  4. 1 2 Wilson, Paul G. "Phebalium brachycalyx". Australian Biological Resources Study, Department of Agriculture, Water and the Environment, Canberra. Retrieved 15 June 2020.
  5. "Phebalium brachycalyx". APNI. Retrieved 15 June 2020.
  6. "Conservation codes for Western Australian Flora and Fauna" (PDF). Government of Western Australia Department of Parks and Wildlife. Retrieved 14 June 2020.