⇒PLANT⇔PROTECTIVE STRUCTURE⇔
Rose Thorns that are sharp
Cactus Spines that are sharp
Makahiya Thorns that warn their predators/animals not to go near them
Rhubarb A toxic leaf blade that can cause convulsions, coma, and death
Daphne A toxic part, berries that can cause death to a child
Titan Arum A corpse plant, with a bad odor with a smell of decomposing mammal
Rafflesia Largest flower, which may make it look scary, and it also have a bad odor
Poinsetta A sap of the plant can cause eye injury
Vines Thorns
Citrus genus Thorns
