Gastrolobium calycinum

Gastrolobium calycinum commonly known as York Road poison,[2]is a flowering plant in the family Fabaceae. It has variable leaves and yellow pea flowers with a pink or red centre and is endemic to Western Australia.

York Road poison
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Genus: Gastrolobium
Species:
G. calycinum
Binomial name
Gastrolobium calycinum

Description

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Gastrolobium calycinum is an upright, bushy shrub to 1.5 m (4 ft 11 in) high, leaves broadly oval to orb-shaped, tapering to a sharp point, up to 2.54–5.08 cm (1.00–2.00 in) long, stiff, veined, sometimes with a whitish covering and arranged opposite or in a grouping of three. The yellow pea flowers are in short racemes, bracts brown and stiff, concave and rounded. The standard petal is not as long as the calyx, wings as long as the keel. Flowering occurs from August to November.[2][3]

Naming

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The specific epithet (calycinum) is in reference to a notable calyx.[4]

Distribution and habitat

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York Road poison grows in a variety of situations including clay, loam or sandy soils on hills or flats in Western Australia.[2]

References

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  1. ^ "Gastrolobium calycinum". Australian Plant Census. Retrieved 14 May 2024.
  2. ^ a b c "Gastrolobium calycinum". Florabase-the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. Retrieved 14 May 2024.
  3. ^ Bentham, George (1864). Gastrolobium calycinum (2 ed.). London: Lovell, Reeve & Co. p. 104.
  4. ^ George, A.S; Sharr, F.A (2021). Western Australian Plant Names and their meanings (4th ed.). Kardinya: Four Gables. p. 158. ISBN 9780958034197.