Fig. 212-214. Microscopic appearance of Ergotized Rye

(highly magnified) according to Corda.
Fig. 212. Thin transverse section of ergot of rye. a, layer of spores; b, sporophores or basidia; c, epidermis of the receptacle: d, body of the receptacle; e, oil globules.
Fig. 213. Spores of the fungus very highly magnified.
Fig. 214. Body of the receptacle, with the cells containing oil.

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