28 



ENDOSPORE^. 



Sporangia tubular, stalked. 



(6) Phtsaeella. 



Fig. 13. — Physarella mirabilU Peck. 

 Two sporangia, one perfect, the other dehiscing in 

 revolute lohes from the funnel-shaped columella. 

 Magnified 6^ times. 



Fig. 18. 



b. Sporangium-wall cartilaginous throughout or at the 

 base. 



Sporangia plasmodiocarps, capilUtium with free 

 hooked bmnches. (5) Cienkowskia. 



Fig. 14. — CienJiOWsMa reticulata Eost. 



a. Part of branching plasmodiocarp. Magnified 



4 times. 

 J. Capillitium threads and part of a perforated_ 



lirae-plate. Magnified 140 times. 



Sporangia goblet-shaped with a lid of thinner sub- 

 stance, or Subglobose and rugose. 



(7) Craterium. 



. Fig. 15.— Craterium vulgare Ditm. 



a. Two sporangia ; in one the lid has fallen away. 



Magnified 10 times. 

 I. Capillitium with lime-knots and two spores. 



Magnified 110 times. ^ 



Sporangia ovoid, shining as if varnished. 



(8) Lbocarpus. 



Fig. 16. — Leoearpus vernioosus Link. 

 a. Cluster of sporangia. Magnified 2J times. 

 i. Hyaline threads and branching lime-knot of tha 



capillitium, with two spores. Magnified 120 



times. 



Fig., 14. 



Fig. 15. 



