Coffee senna | |
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Senna occidentalis flower | |
Scientific classification | |
Kingdom: | Plantae |
(unranked): | Angiosperms |
(unranked): | Eudicots |
(unranked): | Rosids |
Order: | Fabales |
Family: | Fabaceae |
Subfamily: | Caesalpinioideae |
Tribe: | Cassieae |
Genus: | Senna |
Species: | S. occidentalis |
Binomial name | |
Senna occidentalis (L.) Link, 1829 |
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Synonyms | |
Cassia caroliniana, C. ciliata Raf. |
Cassia caroliniana, C. ciliata Raf.
C. falcata L.
C. foetida Pers.
C. laevigata sensu auct. non Prain non Willd.
C. macradenia, C. obliquifolia, C. occidentalis, C. occidentalis L. var. arista sensu Hassk.
C. occidentalis L. var. aristata Collad.
C. planisiliqua
C. torosa Cav.
Ditrimexa occidentalis (L.) Britt.& Rose
Senna occidentalis is a pantropical plant species.
Vernacular names include : ʻauʻaukoʻi in Hawaii, septicweed,coffee senna, coffeeweed, Mogdad coffee, negro-coffee, senna coffee, Stephanie coffee, stinkingweed or styptic weed.
The plant is locally called Bana Chakunda in Odisha, India.
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.
In Jamaica the seeds are roast, brew and serve as tea to treat Diuretic, hemorrhoids, gout, laxative, rheumatism, diabetes, rheumatis.
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 the Maldivian language, have been used in the diet of the Maldives for centuries in dishes such as mas huni and also as a medicinal plant.
Almost all parts (leaf, root, seeds) of the plant are used as food and medicine by tribal populations in India. However, consumption of Bana Chakunda seeds has been identified as a possible cause of death of tribal children due to acute Encephalopathy (see Acute HME syndrome). Once the plant was identified as the cause, the number of deaths plummeted.