Our methodology and its implications

Generic delimitation

Geographical distribution

Discovery

Economic importance

Molecular systematics

Species concept

Morphological characters and their use in species delimitation

Regional keys to Convolvulus species

Names

Specimen citations

Literature citations

Species 1–22. Eurasian and North African species with leaves abruptly narrowed into a distinct petiole

Species 23–41. Southern African species

Species 42–55. American species

Species 56–69. Australasian species

Species 70–85. Old World species with petiolate leaves not markedly hastate or sagittate at base

Species 86–92. Annuals with blue or bluish flowers

Species 93–107. Red Sea group

Species 108–131. Mostly Middle Eastern species with a fastigiate habit

Species 132–171. Old World undershrubs with sericeous leaves

Species 172–190. Mostly villous undershrubs with flowers in capitulae