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Keywords from Image Description:
Sphagnum austini. Diagrammatic copperplate of Sphagnum austini The image's key is in Latin Planta naturali magnitudine Pars caulis cum ramulorum fasciculo et foliis caulinis Folia ramulina Sectio transversalis folii Folium caulinum Areolatio ejusdem Areolatio folii ramulini Pars caulis transversim secti Pars externa ramuli ejusdem