This document discusses the anatomy and tissues of plant structures. It mentions amoebas, pseudopodia, nuclei, food vacuoles, spirogyra, parenchyma, collenchyma, sclerenchyma, smooth muscle, striated muscle, cardiac muscle, anatomy of dicot and monocot roots, stems, and leaves, including trichomes, phloem, xylem, vascular bundles, motor cells, scattered vascular bundles, metaxylem, lysigenous cavity, ground tissue, hypodermal collenchyma, protoxylem, and pith.