Fig. 9. Sporangium, × 30.

Cribraria splendens (Schrad.) Pers., [p. 221.]

Fig. 10. Sporangium, × 30.

Echinostelium minutum DeBy., [p. 198.]

Fig. 11. Several sporangia, × 15.

Fig. 11 a. Vertical section, after Rost., × 500.

Physarum compressum Schw., [p. 80.]

Fig. 12. Sporangium, × 20, to show dehiscence.

Didymium anomalum Sturg., [p. 127.]

Fig. 13. Plasmodiocarps, about natural size.