Description: Annual or perennial herbs, usually with a milky latex.
Leaves alternate, opposite or sometimes whorled, simple; stipules absent.
Inflorescence mostly terminal cymes, or flowers in clusters or solitary. Flowers actinomorphic, bisexual, protandrous, usually 5-merous. Hypanthium not extended above the inferior ovary. Sepals usually 5, persistent in fruit. Corolla campanulate or rotate, usually 5-lobed. Stamens usually 5, free; anthers 2-locular, dehiscing and wilting before the flower opens, dehiscence introrse by longitudinal slits; filaments usually expanded and ciliate, persistent in open flowers. Ovary usually inferior, usually 2–5-locular with axile placentation, [sometimes 1-locular with parietal placentation, ovules numerous; style simple, upper part bearing shed pollen, stigmatic lobes equal in number to the loculi, opening when pollen mostly gone.
Fruit a capsule, opening by pores or slits; seeds numerous.
Distribution and occurrence: World: c. 35 genera, 600 species, mostly in temperate regions. Australia: 2 genera, 27 species, all States.
Angiosperm Phylogeny Website (Family: Campanulaceae, Order: Asterales)
Many species are grown as ornamentals, notably the bellflowers Campanula. The Lobeliaceae, sometimes considered a subfamily of the Campanulaceae, are treated here as a separate family.
Text by P. J. Smith
Taxa not yet included in identification key
| ||Key to the genera|| |
|1||Flowers more or less sessile in leaf axils; leaves more or less circular with cordate base||Triodanis|
|Flowers terminal, pedicellate; leaves neither more or less circular nor cordate at base||Wahlenbergia|