Herbarium Specimen Handling Guidelines Learn about the risks to Herbarium specimens and how they must be handled to prevent damage. Herbarium Specimen Deposit Form Herbarium specimens must be submitted with a specimen deposit form. Herbarium Specimen Loan Request Form Requests for loans must be submitted with the Herbarium Specimen Loan Request form. Loans will be reviewed by the director of the Herbarium. Herbarium Destructive Sampling Request Form If researchers would like to sample from Herbarium specimens as part of a project, the Destructive Sampling Request form must be filled out and submitted for approval by the director of the Herbarium. The Morton Arboretum Volunteer Application Form Apply to volunteer at the Herbarium.