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Xanthorrhoea preissii

Endl.

Grass tree

Xanthorrhoeaceae Edible: Base leaves, Flower spike 2,039 iNaturalist observations

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(c) Margaret-ann Kerr, some rights reserved (CC BY-NC), uploaded by Margaret-ann Kerr

iNaturalist· cc-by-nc

(c) Margaret-ann Kerr, some rights reserved (CC BY-NC), uploaded by Margaret-ann Kerr

iNaturalist· cc-by-nc-nd

(c) QuestaGame, some rights reserved (CC BY-NC-ND), uploaded by QuestaGame

Xanthorrhoea preissii, known as balga, is a widespread species of perennial monocot in Southwest Australia.

Description

A plant which can be 5 m high. The trunk is often crooked and formed from old leaf bases. It has one or more clumps of long, slender, brittle leaves. These are diamond shaped in cross section. The flower spike can be 3 m long. It has thousands of small white flowers. It flowers after fire.

Edible Uses

The species had a high economic importance to the Noongar people, who named it balga, utilising the gum it contains, the spike for fish spears, and the bardi grub as a source of food. Anecdotal information on the species refers to an association with fire in the culture of those people.

Traditional Uses

The gum from the flower spike is made into cakes. There are also grubs which are edible.

This uses section is brief — help expand it

Distribution

It is a subtropical plant. It will grow on a range of soils. It grows in coastal lowlands. It suits hardiness zones 10-11.

Where It Grows

Asia, Australia*, Indonesia, SE Asia,

Cultivation

Plants can be grown from seeds.

Production

Fire will stimulate flowering.

Also Known As

Balga, Balka, Black boy, Common blackboy, Pohon rumput

References (10)

  • Cronin, L., 1989, The Concise Australian Flora. Reed. p 124
  • Cundall, P., (ed.), 2004, Gardening Australia: flora: the gardener's bible. ABC Books. p 1490
  • Daw, B., Walley, T. & Keighery, G., 2001, Bush Tucker. Plants of the South-West. Department of Conservation and Land Management. Western Australia. p 58
  • Hibbert, M., 2002, The Aussie Plant Finder 2002, Florilegium. p 310
  • Morley, B.D., & Toelken, H.R., (Eds), 1983, Flowering Plants in Australia. Rigby. p 330
Show all 10 references
  • Paczkowska, G. & Chapman, A.R., 2000, The Western Australian Flora. A Descriptive Catalogue. Western Australian Herbarium. p 130
  • J. G. C. Lehmann, Pl. Preiss. 2:39. 1846
  • Plants and People in Mooro Country. Nyungar Plant use in Yellagonga Regional Park
  • Rolsh, 1994, Wildflowers of the Western State, Rolsh Productions Albany WA. p 6
  • Sukarya, D. G., (Ed.) 2013, 3,500 Plant Species of the Botanic Gardens of Indonesia. LIPI p 733

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