Tilia Old Stem Cross Section Prepared Microscope Slide

This prepared microscope slide features a cross section of an old Tilia (basswood) stem, professionally stained to highlight characteristic structures including secondary xylem and annual rings. The slide is designed for examining secondary growth in dicot stems and understanding vascular tissue development in plants. Mounted on a standard 25 x 77mm pre-cleaned glass slide with ground edges for safe handling and repeated use. The slide supports NGSS-aligned structure-function biology instruction in botany and plant anatomy curricula.