Tropical Botanic Garden and Research Institute (TBGRI) is an autonomous institute established by the Government of Kerala in 1979 at Thiruvanantapuram, Kerala.
The institute conducts research in Conservation Biology, Biotechnology, Plant Taxonomy, Microbiology, Phytopharmocology, Ethnomedicine and Ethopharmacology for plant improvement and utilisation.
TBGRI also undertakes research on medicinal plants, ornamental plants and various introduced plants of economic or aesthetic value. The institute conserves the largest number of plant species among the botanical gardens in Asia
Project Elephant (PE) was launched by the Government of India in the year 1992 as a Centrally Sponsored Scheme with following objectives:
The equation is described by –
log S = log C + Z log A
S – Species Richness
Z – Slope of the line (regression coefficient)
A – Area
C – y-intercept