Search by flower colour, leaf arrangement, and habitat
White flowers, leaves opposite or whorled
Habitat: grassland forest wetland
White flowers, leaves alternate
White flowers, leaves basal
Yellow or green flowers, leaves opposite or whorled
Yellow or green flowers, leaves alternate
Yellow or green flowers, leaves basal
All other flower colours, leaves opposite or whorled
All other flower colours, leaves alternate
All other flower colours, leaves basal
