Jasmine
August Beauty Gardenia is a fragrant flowering shrub. It blooms with flowers from mid-spring to fall.
HONEYSUCKLE
rose
Jasmine
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
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.
A widely cultivated Eurasian shrub or small tree (genus Syringa) of the olive family, that has fragrant violet, pink, or white blossoms.
A flowering shrub is any shrub that flowers. Some have more showy flowers than others but all shrubs flower.
Damask roses are the kinds of shrubs which have both pink and white flowers. The deciduous shrub in question (Rosa v damascena) may mix pink, red, and white on one bloom or one branch of one shrub.