and difficult to distinguish apart. Chrysalids - Angular with a pointed head which may be produced into a long snout. Supported by a tail hook and girth, some being suspended head upwards like the swallowtails and others being fastened horizontally to a leaf or other surface. Food plants The food plants vary considerably, however there is a general trend, in that the whites mostly use capers, (family Capparidaceae) while the yellows usually prefer members of the family Leguminosae, which consist of peas, clover, Cassia and others. References External links LepIndex, NHM, London Idaho Museum of Natural History A modern classification of the Pieridae at Butterfly Net International Indian Butterflies - Pieridae Pieridae India B