Jasmine
August Beauty Gardenia is a fragrant flowering shrub. It blooms with flowers from mid-spring to fall.
Motia is a shrub. It is also known as Arabian jasmine and is often grown for its fragrant white flowers.
HONEYSUCKLE
Jasmine
rose
In sub-tropical areas, allamanda cathartica is a soft shrub with clusters of bright yellow flowers at the tips of twigs. Not strongly fragrant, at least not in my garden.
a Jasmine is a climbing shrub with delicate and fragrant white or yellow flowers. fro9m Persia
The chilli plant is an annual herbaceous plant
Lavender is a small dense fragrant shrub,native to Mediterranean countries.Producing mauve to purple flowers...
A cleyera is an evergreen shrub plant or small tree that may be used as a hedge shrub. Cleyera can grow up to 10 feet in height. It has glossy foliage and fragrant flowers that bloom in the spring.
Perhaps you're thinking of a Gardenia? They have very fragrant white blooms. I've never seen one with yellow blooms though.
Sampaguita is a small, fragrant tropical shrub that belongs to the jasmine family. It is native to Southeast Asia and is known for its white, star-shaped flowers that are often used to make leis or flower garlands. Sampaguita is widely cultivated for its sweet scent and is considered the national flower of the Philippines.