Toxicological Trivia from January 21, 2015: Rubus fruticosus,  Blackberry or Bramble is a plant species belonging to the family Rosaceae. It is native to Europe, Asia and North Africa. It is a perennial, woody and very invasive plant, with long flexible thorny stems. The leaves are pinnate and divided into oval, toothed, hairy leaflets at the bottom; They are covered with fine spines, especially the midrib. The flowers are white or pink and are grouped in terminal clusters. The fruit is composed and globular. In botanical terminology, the fruit is not a berry but an aggregate fruit of numerous drupelets. The various colors that adopts determine the degree of maturation (green, red and black, respectively). The plant has both flowering and various degrees of ripening. This is a fact:a) Usual other plants;b) Unusual in other plants.c) None of the previous statements is correct.

Correct Answer b. Read more in WP.