Fig. 184. Oidium (Ergotaetia) abortifaciens.

Fig. 184. Oidium (Ergotaetia) abortifaciens.

A, Sporidia. B, C, E, F, G, H, different modes of reproduction in water. D, Membrane of sporidium laid open. I, the fungus assuming a radiated form, and beginning to develope sporidia upon its branches in water.

This image is from Ergot in Pereira's Elements of Materia Medica and Therapeutics, 1854.