The North American Slime-Moulds / A Descriptive List of All Species of Myxomycetes Hitherto Reported from the Continent of North America, with Notes on Some Extra-Limital Species

by Thomas H. Macbride

Fig. 11 b. Capillitium enlarged to show branching columella, × 40.

Fig. 11 c. A single spore, × 1200.

Arcyria pomiformis (Leers) Rost., [p. 255.]

Fig. 12. A globose colony of sporangia, × 10; var. conglobosa.

Fig. 12 b. See under 5, above.

EXPLANATION OF PLATE XXI

Brefeldia maxima (Fr.) Rost., [p. 154.]

A typical, beautiful æthalium, about natural size.