The
Hawaiian lobelioids are a group of flowering plants in the bellflower family, Campanulaceae, all of which are endemic to the Hawaiian Islands. This is the largest plant radiation in the Hawaiian Islands, and indeed the largest on any island archipelago, with over 125 species. The six genera can be broadly separated based on growth habit:
Clermontia are typically branched shrubs or small trees, up to 7 metres (23 ft) tall, with fleshy fruits;
Cyanea and
Delissea
(Wikipedia)