Papilionaceous Corolla Small 295×320 Medium 589×640 Large 943×1024 Download Tiff Original 2210×2400 | (1.4 MB) Description Papilionaceous means having a corolla similar to that of a pea. Keywords corolla, flower, papilionaceous, papilionaceous corolla, pea Galleries Flowers and Shrubs: P Source: Nicholson, George The Illustrated Dictionary of Gardening, Div. VI (London, England: L. Upcott Gill, 1884)