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Allocasuarina nana - Stunted Sheoak

Allocasuarina nana, commonly known as Stunted Sheoak or Dwarf She-Oak, is a small plant species found in eastern Australia.

Taxonomy and Nomenclature

• Scientific Name: Allocasuarina nana (Sieber ex Spreng.) L. A. S. Johnson
• Rank: Species
• Family: Casuarinaceae

Common Names

• Stunted Sheoak
• Dwarf She-Oak
• Desert Sheoak

Distribution and Habitat

Allocasuarina nana is native to eastern Australia. It has been observed in Victoria, where its conservation status is listed as "Near Threatened." It also occurs on the Sunshine Coast, where endemic species have relatively stunted adult forms.

Morphological Characteristics and Growth Habits

Allocasuarina nana is often described as a small, dense shrub. In some areas, particularly coastal regions, it can exhibit stunted growth, possibly due to environmental factors such as wind exposure.

Ecological Role

The text suggests that Allocasuarina nana is found in various environments, including open plains and riverbanks, sometimes as scattered shrubs or small trees. Its presence can influence the local ecosystem, providing habitat and resources for other organisms.

Interactions with Other Organisms

The text includes an anecdotal mention of Sheoak trees being frequented by animals (exact animal not clearly specified) - which were building their homes on the lowest limbs. Additionally, Allocasuarina nana is described as attracting bonsai as a result of trees growing in sub-tropical and tropical conditions result in stunted growth.

Further Information

• Discover Life provides information on the biology, natural history, ecology, identification, and distribution of Allocasuarina nana.
• B and T World Seeds' database offers common names for various plants, including Allocasuarina nana.
• Wikimedia Commons hosts images of related species like Allocasuarina distyla (Scrub She-oak).