Chorizema varium explained

Chorizema varium, commonly known as bush flame pea,[1] is a species of flowering plant in the family Fabaceae, and is endemic to the south-west of Western Australia. It is a spreading shrub with prickly, heart-shaped leaves and orange, yellow and pinkish-red flowers.

Description

Chorizema varium is a prostrate, spreading or scrambling shrub that typically grows to a height of about and has softly-hairy branches. Its leaves are heart-shaped, long, wide and wavy with more or less prickly teeth on the edges. The flowers are arranged in racemes, each flower on a pedicel long. The sepals are hairy and long. The flowers are orange, yellow and pinkish-red, the standard petal long, the wings long, and the keel long. Flowering mainly occurs from September to October and the fruit is a pod long.[2]

Taxonomy

Chorizema varium was first formally described in 1839 by Joseph Paxton in his "Magazine of Botany".[3] [4] The specific epithet (varium) means "variable", referring to the leaves.[5]

Distribution and habitat

This species of pea grows on coastal limestone hills and outcrops in the Swan Coastal Plain bioregion of south-western Western Australia.

Conservation status

Chorizema varium is listed as "Threatened" by the Western Australian Government Department of Biodiversity, Conservation and Attractions, meaning that it is in danger of extinction.[6]

Notes and References

  1. Book: Merritt, David . Australian Seeds A Guide to Their Collection, Identification and Biology . Sweedman . Luke . . 2006 . 9780643098602 . 243.
  2. Book: Bentham . George . Flora Australiensis . 1864 . 2 . Lovell Reeve & Co. . London . 28 . 20 November 2023.
  3. Web site: Chorizema varium. APNI. 20 November 2021.
  4. Paxton . Joseph . New, rare, or interesting plants in flower in the principal suburban nurseries . Paxton's magazine of botany, and register of flowering plants . 1839 . 6 . 115–116 . 20 November 2023.
  5. Book: Sharr . Francis Aubi . George . Alex . Western Australian Plant Names and Their Meanings . 2019 . Four Gables Press . Kardinya, WA . 9780958034180 . 333 . 3rd.
  6. Web site: Conservation codes for Western Australian Flora and Fauna. Government of Western Australia Department of Parks and Wildlife. 20 November 2023.