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

Comatricha gracilis Wingate, [p. 183.]

Fig. 18. Sporangium, × 20.

Fig. 18 a. A single spore, × 1000.

EXPLANATION OF PLATE XIII

Heterotrichia gabriellæ Mass., [p. 257.]

Fig. 1. A group of sporangia, one expanded, the others empty, × 15.

Fig. 1 a. Capillitium of the species, × 600.

Calonema aureum Morg., [p. 266.]