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screw-pod wattle

Scientific Name: Acacia implexa

Family: Fabaceae

Category: Dicot

Growth:

Duration:

Other Names:

       

Acacia implexa: Screw-pod Wattle

Acacia implexa, commonly known as Screw-pod Wattle, is a tree species with notable characteristics and ecological considerations. This page provides information about its taxonomy, distribution, potential invasiveness, and other relevant details.

Considerations for Pets

  • This species produces bean-like seed pods that are 250mm long.

Considerations for Children

  • This species produces bean-like seed pods that are 250mm long.

Nomenclature and Taxonomy

  • Scientific Name: Acacia implexa Benth.
  • Family: Fabaceae (Pea Family)
  • Other Botanical Names: Racosperma implexum
  • Synonyms: Implexa

Common Names

  • Screw-pod Wattle
  • Lightwood
  • Hickory Wattle
  • Lignum Vitae
  • Fish Wattle
  • Broad-leaf Wattle
  • Bastard Myall
  • Hickory
  • Broad-leaved Wattle
  • Black Wattle
  • Weetjellan (d’harawal)

Distribution and Habitat

  • Origins: Native to Australia, specifically the Sydney region, New South Wales (NSW), Victoria (VIC), Queensland (QLD), and the Australian Capital Territory (ACT).
  • It has been recorded as an invasive species in the Western Cape of South Africa, including locations such as Tokai forest, Stellenbosch, and Wolseley.

Ecological Role

  • Acacia implexa is considered an invasive species in some regions.
  • It competes with and can potentially replace indigenous species, reducing biodiversity.
  • The species is a fast-growing tree and readily invades agricultural lands.

Morphological Characteristics

  • The plant produces narrow, pale brown, bean-like seed pods that can reach up to 250mm in length.
  • Flowers appear in summer, are pale yellow to cream in color, fluffy and round. Typically, 4-8 flowers occur on a central axis.

Other Information

  • Allergen Potential: High
  • The tree can tolerate very harsh temperatures, even below-freezing conditions.

Further Resources

  • PlantNET Flora Online
  • Customary Medicinal Knowledgebase
  • Garden Guides