The plant genus belongs to the Magnoliaceae family and includes over 80 species, both arboreal and shrubby. Originally from North and Central America, Asia and the Himalayas, some species can grow to over 20 meters in height.
Vetiver (botanical name is Chrysopogon zizanioides) is an herbaceous perennial plant of the Poaceae family. It can grow up to 1.5 meters high and features tall, stiff, narrow leaves and purple-brown flowers.
Osmanthus (Osmanthus fragrans), also known as the sweet olive and tea olive oil, belongs to the Oleacæe family. The leaves are dark green with an elongated shape, with small, very fragrant tubular flowers that bloom in September.