Botanical name: Carpentaria acuminata
Common name: Carpentaria Palm
Family: Arecaceae / Palmae
Origin: Australia
This plant needs plenty of sun. A very slender and elegant palm from northern Australia with gracefully recurving, V-shaped leaves. It is suitable for mild subtropical and tropical climates and, if heavily fertilized and watered, will develop with breathtaking speed. Carpentarias can be used indoors, being popular triple planted. In a community of mixed species they will outgrow the others, adding height to the garden quickly.
Link to this plant:
https://toptropicals.com/catalog/uid/carpentaria_acuminata.htm