Pultenaea whiteana is an erect shrub that typically grows to a height of and has sparsely hairy foliage. The leaves are arranged alternately, linear, long and wide with the edges sometimes curving upwards and with stipules long at the base. The flowers are arranged in dense clusters with leaf-like bracts at the base and three-lobed bracteoles long. The sepals are long and the petals are yellow to orange. The standard is long, the wings long and the keel long. Flowering occurs from August to January and the fruit is a pod long.