Nouvelle flore coloriée de poche des Alpes et des Pyrénées Paris, Klincksieck, 1906-1912. alps, plants, pyrenees, the new york botanical garden, alnus viridis, women in science, cecile pfulb kastner, charles flahault, botany, flowers, alnus alnobetula subsp. alnobetula, alnus alnobetula, taxonomy: trinomial= alnus alnobetula alnobetula, green alder, grünerle, cécile pfulb kastner, Depicting a detailed botanical illustration of the Green Alder, scientifically known as Alnus viridis. The artwork features a branch adorned with vibrant green leaves and distinct catkins, showcasing their unique shape and texture. Each leaf is illustrated with precise attention to detail, highlighting the leaf margins and veining. The catkins, representing the reproductive structures, are shown in varying stages of development. This illustration is accompanied by textual annotations that include the common name 'Green Alder' and the scientific classification, enhancing the educational value of the piece.