Botany 1 080 BOTANY 219 Plants 113 Dissertations, Academic (Ph.D) 109 Thesis (Ph.D)-Botany 105 Taxonomic botany 99 Economic botany 70 Medicinal Plants 46 India 40 Medicinal plants 40 Morphology 33 Life sciences 32 Economic Botany 30 Physiology 28 ECONOMIC BOTANY 24 Ecology 20 Plant ecology 20 Fungi 19 Plant physiology 17 Science 17 Angiosperms 16 Genetics 16 Spermatophyte-- Botany 16 Botany, Economic 15 Algae 14 Botany, Medical 13 Medicinal Plants-- Economic botany 13 Plant science 13 AMERICAN JOURNAL OF BOTANY 12 Hevea 12