BIOL B300 Vascular Plants still has openings. It also counts as an N&M course.
Eric Knox teaches it and you will learn about plants that are indigenous to Indiana. Here is the course description:
B300 Vascular Plants (4 cr.) N & M P: One introductory biology course. Survey of the ferns, gymnosperms, and flowering plants, including their morphology, classification, ecology, evolution, and economic importance.