Korsmo Weed Plates - Senecio jacobaea

This is an original vintage botanical poster from the Korsmo Weed Plates series, featuring Senecio jacobaea L., commonly known as Jacobaea vulgaris or ragwort.

The poster presents a detailed scientific illustration of the plant, including its various growth stages, root system, flowers, leaves, and seeds. The large central illustration highlights the full-grown plant with its characteristic deeply lobed green leaves and clusters of bright yellow flowers. Surrounding it are smaller diagrams showing the plant’s flower anatomy, seed structure, and early developmental stages.

This lithographic print was published by the Société Norvégienne de l'Azote (Norsk Hydro) and printed by Norsk Lithografisk Officin, Oslo. It was part of a series created by renowned Norwegian botanist E. Korsmo, known for his work on weed identification and agricultural research.

A beautifully detailed and informative botanical study, this poster is a valuable resource for botanists, collectors, and enthusiasts of vintage scientific illustrations.

In excellent condition.