b. 1866 — d. 1932
Born 1866 — Died 1932
Hordeum distichum
Chrysanthemum segetum (Feverfew Enlarged 8 Times),
Saxifraga wilkommiana (Willkom's Saxifrage. Rosette of Leaves Enlarged 10 Times)
Passiflora,
Oriental Poppy, Enlargement 5 (Papaver Orientalis, Orientalischer Mohn, Verg. 5)
Art Forms in Nature 81
Art Forms in Nature 74
Art Forms in Nature 39
Art Forms in Nature 70
, 1898
, 1915
, 1928
