PLATE 8 
Gonidangia; conjunction. 
Fig. 85.—'Typical globular gonidangia. Azotobacter chroococcum (No. 22). Beef 
agar, 3 weeks. 
Fig. 86.—-Dissolution of gonidangia. A, chroococcum (No. 22). Beef agar, 1 
week. 
Fig. 87.—Dissolution of gonidangia. A. Beijerinckii (No. 4). Mannite-nitrate 
agar, 9 days. 
Fig. 88.—Dissolution of gonidangia. A. chroococcum (No. 12). One percent salt- 
mannite-nitrate agar, 4 days. 
Fig. 89.—Globular and threadlike gonidangia; also conjunction. A. chroococcum 
(No. 10). Mannite-nitrate agar, 4 days. 
Fig. 90.—Regeneration of cells in gonidangiutn. A. chroococcum (No. 25). Potato, 
4 days. 
Fig. 91.—Globular and threadlike gonidangia; also microcysts. A. agile( No. 16c). 
Beef agar, 2 weeks. 
Fig. 92.—Threadlike gonidangia producing new cells. A. agile (No. 16). Potato 
agar, 1 week. 
Fig. 93.—Microcysts germinating. A. agile (No. 16). Mannite-nitrate agar, 2 
months. 
Fig. 94.—Microcysts germinating, also liberating gonidia. A. agile (No. 7). Potato 
agar, 1 week. 
Fig. 95.—Conjunction and fission. A . vitreum (No. 9). Potato, 4 days. 
Fig. 96.—Same as figure 95. 
