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. 2. Sporangium, highly magnified.

Cribraria aurantiaca Schrad., [p. 221.]

Fig. 3. Sporangium containing spores, × 30.

Cribraria microcarpa Schrad., [p. 226.]

Fig. 4. Sporangium containing spores, × 30.

Cribraria tenella Schrad., [p. 225.]

Fig. 5. Sporangium containing spores, × 40.

Cribraria minutissima Schw., [p. 220.]

Fig. 6. A single sporangium calyculate, × 50.

Fig. 6 a. A smaller sporangium without calyx, with spore-mass.