Craterocapsa congesta is a dense, prostrate, herb belonging to the Campanulaceae family. There are five South African species in the genus. The generic name, Craterocapsa means cup-shaped capsule.
The taprooted plant produces a profusion of attractive short-stemmed flowers. The bell-shaped corollas have five pointed petals with outcurving tips.
The species is distributed in the Eastern Cape and KwaZulu-Natal as well as in some neighbouring countries. The habitat is subalpine grassland. The species is not considered to be threatened in its habitat early in the twenty first century (http://redlist.sanbi.org).