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

Physarum notabile Macbr., [p. 80.]

Fig. 2. A cluster of sporangia, × 15.

Fig. 2 a. A single sporangium open, × 15.

Fig. 2 b. Spores, × 900.

See also [Plate XV]., Figs. 2, 2 a, and the frontispiece.

Physarum contextum Pers., [p. 56.]

Fig. 3. A group of sporangia, × 15.

Fig. 3 a. Spores of the same, × 600.

Physarum cinereum (Batsch) Pers., [p. 59.]

Fig. 4. A group of sporangia, × 4.