Economic botany 70 Economic Botany 30 Medicinal Plants 25 ECONOMIC BOTANY 24 Medicinal Plants-- Economic botany 13 Medicinal plants 6 Botany 4 Economics Botany 4 Angiosperms 2 Angiosperms Taxonomy 2 Ecology 2 EconomicBotany 2 Food plants 2 Morphology 2 Plant physiology 2 Weeds - Economic botany 2 botany-economic 2 Agriculture 1 Anatomy 1 Angiosperms Anatomy 1 Angiosperms Embriology 1 Botanical gardens 1 Cell biology 1 Cereal crops 1 Commercial horticulture 1 Cyanobacteria 1 DICOTYLEDONES 1 ECONOMIC BOTANY A TEXTBOOK OF USEFUL PLANTS AND PLANT PRODUCTS 1 ECONOMIC BOTANY (J) 1 ECONOMIC BOTANY IN THE TROPICS 1