Ascending imbricate corolla is found in

In imbricate aetivation, both margin of one petal are covered by the other two petals and both margin of another one, covers other. Rest are arranged in twisted manner. It is of two types. Ascending imbricate the posterior petal is innermost, i.e., its both margins are overlapped. E.g - Cassia, Bauhinia, Gulmohur etc.