Botanical Society of AmericaThe Botanical Society of America (BSA) 's mission is to promote botany, the field of basic science dealing with the study and inquiry into the form, function, development, diversity, reproduction, evolution, and uses of plants and their interactions within the biosphere. It seeks to sustain and provide improved formal and informal education about plants; encourage basic plant research; provide expertise concerning plants and ecosystems; and foster communication within the professional botanical community, and between botanists and the rest of humankind through publications, meetings, and committees.