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Strychnos nux-vomica
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<p><i>Strychnos nux-vomica</i>, the strychnine tree, also known as nux vomica, poison fruit, semen strychnos, and quaker buttons, is a <a href="/facts/Deciduous/7jQHVtdd">deciduous</a> <a href="/facts/Tree/HVVn3srN">tree</a> native to <a href="/facts/India/1kKHcnxM">India</a> and to <a href="/facts/Southeast_Asia/VafwT517">southeast Asia</a>. It is a medium-sized tree in the family <a href="/facts/Loganiaceae/LM0TMSyK">Loganiaceae</a> that grows in open habitats. Its <a href="/facts/Leaves/1m6wCNTg">leaves</a> are ovate and 5–9 centimetres (2–3.5 in) in size. It is known for being the natural source of the extremely poisonous compound <a href="/facts/Strychnine/oaAfW1xP">strychnine</a>. </p>