PLANTS OF IOWA 15 



107. H. stipitata, Mass. 

 Common. 



Tbichia, (Haller) Rost. 



108. T. inconspicua, Rostaflnski. 

 On fallen stems of cottonwood. 



109. T. iowensis, Macbr. 



On the bark of Populus. 



110. T. varia, (Pers.) Rost. 

 Common. 



111. T. scabra, Rost. 

 Not common. 



112. T. favoginea, (Batsch) Pers. 

 Not rare. 



113. T. botryiis, Persoon. 

 Infrequent. 



114. T. decipiens, (Pers.) Macbr. 

 Oligonema. 



115. 0. flavidum, (Peck) Mass. 

 On decaying wood. 



116. 0. brevifila, Peck. 

 Rare. 



117. 0. nit ens, (Libert) Rost. 



Easily recognized by its heaped, shining sporangia. 



SCHIZOMYCETES. FISSION FUNGI. BACTERIA. 



COCCACE.E FAMILY. 



Streptococcus, (Billroth). 



118. S. pneumoniae, (Weichselbanm) Gamaleia. 

 Pneumonia. Frequently associated with bronchopneu- 

 monia. Also in saliva of healthy man. 



119. 8. erysipelatos, Fehleisen. 



Associated with phlegmonous inflammation and sup- 

 purative processes; septicaemia, erysipelas, broncho- 

 pneumonia, puerperal septicaemia, angina, etc. 



