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Antarctic Beech
Nothofagus antarctica
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A deciduous tall tree native to the southernmost tip of South America (Patagonia). A representative species of the genus Nothofagus, disjunctly distributed across the Southern Hemisphere due to the breakup of Gondwana. Cultivated in botanical gardens in Japan.
Identification Points
- βLeaves small, ovate, with crenate margins; turning yellow to orange in autumn
- βBark whitish-gray and smooth; distinctive form with intricately branched crown
- βNative to Patagonia at the southern tip of South America
Habitat
Botanical gardens (cultivated)
Season
Autumn (fall foliage)
Morphological TraitsAI-estimated, needs verification
Growth form
Tree
Evergreen/Deciduous
Deciduous
Leaf margin
Serrate
Habitat
Cultivated
Leaf arrangement
Alternate
Leaf type
Simple
Venation
Pinnate
Stipules
Present
Leaf dissection
Undivided
Flower symmetry
Actinomorphic
Ovary position
Inferior
Plant sex
Monoecious
Phylogenetic Positionγγ³γγ§γ―γγη§ β
Phylogenetic Position
Angiosperms > Eudicots > Core eudicots > Rosids > Fagales > Nothofagaceae
Divergence Era
Late Cretaceous (approx. 80β70 million years ago)
Evolution Notes
Nothofagaceae is closely related to Fagaceae but was isolated in the Southern Hemisphere by the breakup of Gondwana (~80 million years ago), evolving independently across South America, Australia, and New Zealand.
View on evolution timeline βSources & References
AI-generated, needs verification