. Die Rohstoffe des Pflanzenreichs : versuch einer Technischen Rohstofflehre des Pflanzenreiches. Botany, Economic. Fig. 42. Roccella phycopsis Ach. Kleines Pflanz chen mit Soralen. (Xach Darbisliire.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Wiesner, Julius, Ritter von, 1838-1916. Leipzig : W. Engelmann

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