Q. Tuisi belongs to family:

 1754  198 ManipalManipal 2003 Report Error

Solution:

In family Labiatae, inflorescence is verticillaster, stamens are four didynamous (2+2), and style is gynobasic. The plants are aromatic due to volatile oils e.g. Leucas (medicinal plant), Ocimum or Tuisi (medicinal). Colons (ornamental).