Order Asterales

The Asterales is an order of flowering plants with 11 families including 25,000 species of Asteraceae (daisies, thistles, sunflowers) and 2000 species of Campanulaceae (bell flowers).
 
Succulent Asteraceae are found mainly in the genera Othonna, and Senecio.
Brighamia insignis from the Hawaiian islands is the only truly succulent genus in the Campanulaceae.