Senna occidentalis (L.)Link

English: Arsenic bean, Coffeeweed, Stinking weed

French: Pois piante noir

German: Fedegoso, Mogdad-Kaffee, Stink-Kassie

Mandarin: 望江南 (wang jiang nan)

Kingdom: Plantae (2715)

  Phylum: Tracheophyta (2630)

    Class: Magnoliopsida (2217)

      Order: Fabales (244)

        Family: Fabaceae (244)(family description)

          Genus: Senna (7)

            Epithet: occidentalis (L.)Link (3)

Synonyms: Cassia caroliniana Walter, Cassia ciliata Raf., Cassia falcata L., Cassia foetida Pers., Cassia macradenia Colladon, Cassia obliquifolia Schrank, Cassia occidentalis L., Cassia planisiliqua L., Ditramexa occidentalis Britton & Rose, Ditremexa occidentalis (L.) Britton & Wilson

caroliniana => from the Province of Carolina, a former colony of North America including the modern states of North Carolina, South Carolina, Georgia, Alabama, Tennessee and Mississippi, and parts of modern Florida and Louisiana

ciliata => fringed, as with eyelashes

falcata => sickle shaped

foetida => evil smelling

macradenia => having large glands

obliquifolia => with slanting or asymmetrical leaves

occidentalis => western

Climate: tropical

Habitat: mesophytic

Habit: shrub

Flower colour: yellow

Check for Senna occidentalis at

World Flora Online, GBIF or IPNI

• [359] Senna occidentalis - Pacific Island Ecosystems at Risk (PIER)
• [413] International Legume Database & Information Service
• [1235] Senna - Multilingual Multiscript Plant Name Database
• [1663] Senna occidentalis - Flora of China @ efloras.org

• [40] Nelson,L.S., Shih,R., Balick,M. (2007): Handbook of Poisonous and Injurious Plants. 2nd edition, 0(0):Springer-Verlag GmbH.
• [13] Sauerborn E., Sauerborn J. (1985): Wichtige Unkrautarten der Tropen und Subtropen. 2nd edition, 0(0):Verlag Josef Margraf, Weikersheim, Germany.