| Strychnos nux-vomica | |
|---|---|
| |
| Illustration from Köhler's Medizinal-Pflanzen | |
| |
| Habitus | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Loganiaceae |
| Genus: | Strychnos |
| Species: | S. nux-vomica
|
| Binomial name | |
| Strychnos nux-vomica | |
| Synonyms[1] | |
| |
Strychnos nux-vomica, the strychnine tree,[2] also known as nux vomica, poison fruit, semen strychnos, and quaker buttons, is a deciduous tree native to India and to southeast Asia. It is a medium-sized tree in the family Loganiaceae that grows in open habitats. Its leaves are ovate and 5–9 centimetres (2–3.5 in) in size.[3] It is known for being the natural source of the extremely poisonous compound strychnine.
- ^ "Strychnos nux-vomica L." The Plant List.
- ^ USDA, NRCS (n.d.). "Strychnos nux-vomica". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 4 December 2015.
- ^ Harry L. Arnold (1968). Poisonous Plants of Hawaii. Tokyo, Japan: Charles E. Tuttle. p. 20. ISBN 0-8048-0474-5.