66 
OHIO BIOLOGICAL SURVEY 
EXPLANATION OF PLATE IX. 
Hemitrichia vesparium (Batsch) Macbride. 
Fig. 1. Tip of capillitium thread or elater. X 400. 
Fig. la. A spore. X 800. 
Hemitrichia clavata (Pers.) Rost. 
Fig. 2. Sporangium with wall broken. Lower portion remains as a cup, capillitium 
. is but little expanded. X 25. 
Fig. 2a. Portion of sporangium wall. X 400. 
Fig. 2b. Portion of stalk showing hollow filled with spore like cells. X 200. 
Hemitrichia serpula (Scop.) Rost 
Fig. 3. A spore. X 800, 
Trichia scabra Rost. 
Fig. 4. Tip of an elater. X 400. 
Fig. 4a. A spore. X 800. 
Trichia favoginea (Batsch) Pers. 
Fig. 5, Tip of an elater. X 400. 
Fig. 5a. A spore. X 800, 
Trichia decipiens (Pers.) Macbride. 
Fig. 6. A sporangium. X 20. 
Fig. 6a. Tip of an elater. X 400. 
Fig, 6b. A spore. X 800. 
Trichia varia Pers. 
Fig. 7. A proup of sporangia. X 20. 
Fig. 7a, Tip of an elater. X 400, 
