Jasminum nudiflorum or Primrose Jasmine

Jasminum nudiflorum or Winter Jasmine, is a slender, deciduous shrub native to China. It has arching green shoots and opposite, pinnate, dark green leaves. Each leaf is divided into three oval-oblong leaflets which are about 3 cm long.
As its name suggests Winter Jasmine flowers, in the Northern Hemisphere, from November to March. The solitary flowers have six petals and are bright yellow, about 1 cm across, appearing in the leaf axils.