|
Deutschlands Flora in Abbildungen, Jacob Sturm und Johann Georg Sturm
|
Bilder ur Nordens Flora, deel 1, Carl Axel Magnus Lindman (1922-1926)
|
|
Journal of botany, British and foreign, deel 36, B. Seemann, R. Morgan (1898)
|
Water-color sketches of American plants, especially New England, Helen Sharp (1888-1910)
|
