Ficus blakiana

Black ficus grows as a large broadleaf evergreen tree in tropical and subtropical climates, but it is more often grown as a houseplant in homes, offices, and featured in interior commercial landscaping. This elegant plant has slender branches that arch gracefully from a light gray trunk, with dense, glossy dark leaves.

Ficus blackiana, also known as the Ficus benjamina or weeping fig, is a popular ornamental plant with many uses: 

• Air purification: The Ficus benjamina absorbs pollutants like formaldehyde, benzene, and trichloroethylene, and releases oxygen. This makes it a good choice for improving indoor air quality.
•  Landscaping :The Ficus benjamina is often used in landscaping for urban areas, housing estates, and roadsides. It can also be grown as a bonsai or a large houseplant..