Tlie Myxomycetes of the United States. 401 



Genus 31. Heterodictyon'R. 

 Genus 32. Cribraria Pers. 



106. Cribraria rufa (Roth.). 



Cribraria rufescens Pers., Disp., t. 1, f. 5. Schw., Am. Bor., 2358. 

 Cribraria falva Schrad, t. 1, fig. 1. 

 Cribraria intermedia Schrad, t. 1, fig. 2. 



Spores -005— 0065 mm . 

 On the ground. Ohio (Schw.). 



107. Cribraria purpurea Schrad. Schw., Am. Bor., 2356. 

 Spores -005— -0065 mm . 

 On carious wood. Car. (Schw., Curt.) ; Penn. (Schw.) ; Boston (Farlow). 



108. Cribraria vulgaris Schrad, t. 1, f. 5. Schw., Amer. Bor., 2360. 



Spores -005— 0065 mm . 

 On rotten trunks. Car. (Schw., Curt.) ; Penn. (Schw.) ; Boston (Farlow). 



109. Cribraria tenella Schrad, t. 3, f. 2, 3. Schw., Am. Bor., 2361. 



Spores -005— -0065 mm . 

 On rotten wood. Penn. (Schw., Curt.). 



110. Cribraria microcarpa (Schrad). 



Dictydium microcarpon Schrad, t. 4, f. 3, 4. Curt., Cat., p. 112. 

 Cribraria microcarpa Pers., Syn., 190. 



Spores -005— -0065 mm . 

 On carious wood. Car. (Curt.). 



111. Cribraria splendens (Schrad.). 

 Dictydium splendens Schrad, t. 4, f. 5, 6. Schw., Am. Bor., 2353. 



Spores -005— -0065 mm . 



On rotten wood. Bethlehem (Schw.). 



• 



112. Cribraria intricata Schrad, t. 3, f. 1. Curt., Cat. Rav., Fungi 



Car., ii, 79. 



Spores -005— -0065 mm . 



On dead wood. Car. (Curt.) ; N. Eng. (Sprague). 



113. Cribraria macrocarpa Schrad, t. 2, f. 3, 4. Schw., Am. Bor., 2357. 



Spores -005— -0065 ram . 

 On the ground. Car. (Schw., Curt.) ; Ohio (Schw.). 



