Framed old herbariums, set of 4

Four herbarium plates from a French herbarium of the late 19th century. The paper is dark beige, the plates are in good condition, and the plants have retained a beautiful freshness. Period annotations with the vernacular and scientific names of each specimen. Custom framing, satin-finished black stained solid wood, plexiglass. Dimensions of the framed herbariums: 36.5 X 54 cm.