Isolation, identification, and uses of antifungal compounds

In one aspect, the invention relates to isolated compounds useful as antifungal agents, for example, compounds having a structure represented by a formula: wherein Ris hydrogen or hydroxyl; wherein Ris hydrogen or xylose; and wherein Rand Rare each hydrogen or together oxygen, or a pharmaceutically acceptable salt thereof; methods of isolating and purifying same; pharmaceutical compositions comprising same; agricultural compositions comprising same; and methods of treating and/or preventing fungal infections using same. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.