Gompholobium roseum

Gompholobium roseum is a species of flowering plant in the family Fabaceae and is endemic to the south-west of Western Australia. It is an erect shrub with pinnate leaves and yellow, pink or green, pea-like flowers with pink or green markings.

Gompholobium roseum

Priority Two — Poorly Known Taxa (DEC)
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Genus: Gompholobium
Species:
G. roseum
Binomial name
Gompholobium roseum

Description

Gompholobium roseum is an erect shrub with hairy, pinnate leaves 5–7 mm (0.20–0.28 in) long. The flowers are borne on hairy pedicels 10–15 mm (0.39–0.59 in) long with hairy bracteoles 1.5–1.7 mm (0.059–0.067 in) long. The sepals are 8.5–9 mm (0.33–0.35 in) long, the standard petal is yellow, pink or green with yellow, pink or green markings and 11.5–12.0 mm (0.45–0.47 in) long, the wings 9.5–10 mm (0.37–0.39 in) long, and the keel 10–11 mm (0.39–0.43 in) long. Flowering occurs in October and the fruit is a cylindrical pod.[2]

Taxonomy

Gompholobium roseum was first formally described in 2008 by Jennifer Anne Chappill in Australian Systematic Botany from specimens collected by Robert Royce near Watheroo National Park in 1971.[3] The specific epithet (roseum) means "rosy", referring to the flowers.[4]

Distribution

This pea is found in the Avon Wheatbelt, Geraldton Sandplains and Swan Coastal Plain biogeographic regions of south-western Western Australia.[2]

Conservation status

Gompholobium roseum is classified as "Priority Two" by the Western Australian Government Department of Parks and Wildlife[2] meaning that it is poorly known and from only one or a few locations.[5]

References
  1. "Gompholobium roseum". Australian Plant Census. Retrieved 27 August 2021.
  2. "Gompholobium roseum". FloraBase. Western Australian Government Department of Biodiversity, Conservation and Attractions.
  3. "Gompholobium roseum". APNI. Retrieved 26 August 2021.
  4. Sharr, Francis Aubi; George, Alex (2019). Western Australian Plant Names and Their Meanings (3rd ed.). Kardinya, WA: Four Gables Press. p. 297. ISBN 9780958034180.
  5. "Conservation codes for Western Australian Flora and Fauna" (PDF). Government of Western Australia Department of Parks and Wildlife. Retrieved 27 August 2021.
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