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gray sheoak
Scientific Name: Casuarina glauca
Family: Casuarinaceae
Category: Dicot
Growth: Tree
Duration: Perennial
Other Names:
Gray Sheoak (Casuarina glauca)
The Gray Sheoak, scientifically known as Casuarina glauca, is a tree species with a variety of common names and a notable presence in certain ecosystems.
Considerations for Pets
- The foliage consists of slender, much-branched green to grey-green twigs.
- The fruit is enclosed by bracteoles in globose to ovoid, cone-like heads. The fruit are winged nutlets.
Considerations for Children
- The foliage consists of slender, much-branched green to grey-green twigs.
- The fruit is enclosed by bracteoles in globose to ovoid, cone-like heads. The fruit are winged nutlets.
Common Names
- Scientific Name: Casuarina glauca Sieb. ex Spreng.
- Common Names: Gray Sheoak, Swamp Oak, Grey Sheoak, River Oak, Australian-pine, Beefwood, Brazilian Oak, Longleaf Ironwood, Saltmarsh Ironwood, Scaly-bark Beefwood, Suckering Australian-pine. Other variations include Grey She-oak, Swamp She-oak, and Long-leaf Ironwood.
Taxonomy and Nomenclature
- Family: Casuarinaceae
- Synonyms: Casuarina obtusa Miq.
- Taxonomic Rank: Species
- Casuarina glauca Sieb. ex Spreng.
Distribution and Habitat
- Native to the east coast of Australia.
- Found in swampy areas and riverbanks.
Ecological Role
- Identified as an invasive species in some regions, including Florida.
- Known as the Suckering Australian-pine in Florida.
Morphological Characteristics and Growth Habits
- Evergreen plant.
- Medium-sized tree, reaching up to 10 meters in height.
- Foliage consists of slender, much-branched green to grey-green twigs.
- Reddish-brown to grey bark that is brittle and peels.
Quirky Facts
- The tree assumes a green coloring in winter.
Allergen Information
- Reported to have allergenic pollen.