The Department of Botany started in 1958 with inception of degree courses under Kerala University under the leadership of Late Prof. K.V. George. In 1984, Post Graduate course was commenced and the department was elevated to the status of an approved research department affiliated to M.G. University in 2002. The department was chronologically headed by Prof. K. V. George , Prof. N. P. Philip, Prof. C. John Thomas, Prof. Becky Thomas, Prof. C. G. Varghese, Prof. K Danielkutty and Dr. Annie J Mathew. Dr. Elizabeth Thomas is now the present Head of the Department. This department is a pioneer department of St. Thomas College to receive the DST-FIST grant in 2009.
The Department offers undergraduate programme in Botany based on CBCS syllabus and the sanctioned strength is 32. The post graduate programmes offered is based on CSS syllabus with Biotechnology as specialization. Interdisciplinary/Open course is on Agri-based Microenterprises which is good opportunity for other students to fulfill their passion towards botany, agriculture & horticulture. Botany Students study the Open Courses offered by other Departments. Botany Complementary courses are offered for First and Second Year B. Sc Zoology students. Short term courses offered by the department include Tissue culture for PG students and Mushroom spawn production for UG students.
DST FIST Grant for Botany
The department is pioneer of this college in securing DST-FIST grant (Govt of India) of Rs. 29 lakhs. In 2009. With this support the department fulfilled a long cherished dream of becoming a well equipped Research Department with modern tissue culture lab with various sophisticated equipments and well furnished computer lab