phytotoxin

[fahy-tuh-tok-sin] /ˌfaɪ təˈtɒk sɪn/
noun
1.
any toxin, as ricin or crotin, produced by a plant.
Origin
1905-10; phyto- + toxin
British Dictionary definitions for phytotoxin

phytotoxin

/ˌfaɪtəˈtɒksɪn/
noun
1.
a toxin, such as strychnine, that is produced by a plant Compare zootoxin
Derived Forms
phytotoxic, adjective
phytotoxin in Medicine

phytotoxin phy·to·tox·in (fī'tō-tŏk'sĭn)
n.
A toxin produced by a plant.