The document provides historical details about the Vienna Herbaria, including: - The herbarium was founded in 1807 and grew significantly over the 19th century through acquisitions, exchanges, and gifts. - In 1889, the collections were split between two separate herbaria - Herbarium W with 4 million phanerogams and 1.5 million cryptogams, and Herbarium WU with 1 million phanerogams and 400,000 cryptogams. - Today, the virtual herbaria system JACQ contains over 626,000 specimens with close to 200,000 digitized images online, following standardized workflows and data models.