Spike wattle (Acacia oxycedrus, Prodr. 2: 453 (1825))

Family: Fabaceae

Author: Sieber ex DC.

Bibliography: Prodr. 2: 453 (1825)

Year: 1825

Status: accepted

Rank: species

Genus: Acacia

Vegetable: False

Observations: SE. Australia

Description

The Spike Wattle, scientifically known as Acacia oxycedrus, is a distinctive member of the Fabaceae family. Originally described by botanist Sieber ex DC. in the Prodr. 2: 453 (1825), this species is notable for its adaptability and resilience.

Indigenous to Southeastern Australia, Spike Wattle thrives in a variety of environments ranging from coastal areas to hilly terrains. This versatile shrub plays a crucial role in its native ecosystem, providing habitat and nourishment for local wildlife. It is well-regarded for its robust nature and its ability to enhance soil quality through nitrogen fixation—a common trait among members of the Fabaceae family.

Acacia oxycedrus is characterized by its sharp, needle-like phyllodes, which give the plant its common name, “Spike Wattle.” These phyllodes are a key adaptation to the arid and variable climates of its native range, helping to reduce water loss and withstand harsh conditions. The plant’s vibrant yellow flowers, which bloom prolifically during the spring, add a splash of color to the landscape and attract various pollinators, including bees and birds.

In addition to its ecological benefits, Spike Wattle is also valued for its ornamental qualities. Its striking appearance and hardy nature make it a favored choice for cultivation in gardens and parks. Gardeners appreciate its low maintenance needs and its ability to thrive in poor soil conditions where other plants might struggle.

In summary, the Spike Wattle (Acacia oxycedrus) is a resilient and ecologically significant shrub native to Southeastern Australia. It contributes to the environment through nitrogen fixation and provides essential habitat for wildlife. Its distinctive morphology and aesthetic appeal also make it a popular choice in horticulture. Described in detail by Sieber ex DC., this plant remains an important species within the diverse Fabaceae family.

Common Names

Eng: spike wattle
En: Spike wattle

Synonyms

• Racosperma oxycedrus ((Sieber ex DC.) Pedley)
• Hecatandra oxycedrus (Raf.)
• Acacia oxycedrus var. microstachys (Regel)
• Acacia oxycedrus var. densiflora (Guilf.)

Distribution

• New South Wales (native)
• South Australia (native)
• Victoria (native)

Additional Images

© copyright of the Board of Trustees of the Royal Botanic Gardens, Kew.

Flower

Taken Sep 15, 2022 by David Beswick (cc-by-sa)

Taken Jul 22, 2021 by Wayne Davis (cc-by-sa)

Taken Aug 28, 2022 by John Dani (cc-by-sa)

Taken Aug 6, 2022 by Boris Therock (cc-by-sa)

Taken Aug 6, 2022 by Boris Therock (cc-by-sa)

Leaf

Taken Jul 22, 2021 by Wayne Davis (cc-by-sa)

Taken Aug 6, 2022 by Boris Therock (cc-by-sa)

Habit

Taken Aug 6, 2022 by Boris Therock (cc-by-sa)

Sources

• WFO (No URL)
• IPNI (No URL)
• GBIF (https://www.gbif.org/species/2981203)
• POWO (http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:471053-1)
• PlantNet (https://identify.plantnet.org/species/the-plant-list/Acacia oxycedrus DC.)

Specifications

Growth