SCREENING PHYTOCHEMICAL AND ANTIBACTERIAL PROPERTY OF ETHANOLIC (Stenochlaena palustris) EXTRACT AGAINST Staphylococcus aureus , Escherichia coli, dan Bacillus subtilis - Roanisca, Occa (Jurusan Kimia Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Mulawarman, 2018)