Family FabaceaeVernacular names include : ʻauʻaukoʻi in Hawaii, coffee senna, coffeeweed, Mogdad coffee, negro-coffee, senna coffee, Stephanie coffee, stinkingweed or styptic weed.
The species was formerly placed in the genus Cassia.
The plant is reported to be poisonous to cattle. The plant contains anthraquinones. The roots contain emodin and the seeds contain chrysarobin (1,8-dihydroxy-3-methyl-9-anthrone) and N-methylmorpholine. Uses
Mogdad coffee seeds can be roasted and used as a substitute for coffee. They have also been used as an adulterant for coffee. There is apparently no caffeine in mogdad coffee.
Despite the claims of being poisonous, the leaves of this plant, Dhiguthiyara in Dhivehi, have been used in the diet of the Maldives for centuries in dishes such as mas huni and also as a medicinal plant.