A herbarium (Latin: hortus siccus) is a collection of plant samples with associated data preserved for long-term study. These materials may include pressed and mounted plants, seeds, dry fruits, wood sections, pollen, microscope slides, silica-stored materials, frozen DNA extractions, and fluid-preserved flowers or fruits; all are generally referred to as herbarium specimens. Dec 08, 2008 · The herbarium library is composed of sheets of paper holding a plant that has been dried and glued onto the paper. Each plant is labeled so that the botanist can studied that plant at any time. In this activity we are going to press and dry a flower and then make our own herbarium sheet! From This year onwards we are planning to go via right way. We are trying to get atleast 4-5 thousand sheets and this no. will be enough for me and my students for coming 5 years. So we were little worry about the rules regulations etc for herbarium sheets. Our finest archival quality 100% Rag Herbarium Mounting Paper. This superior paper is off-white with a moderately textured surface for excellent adhesion of mounting strips or adhesive. These 11.5'' x 16.5'' sheets are available in three different thicknesses.