56 MYXOMYCETES. 



Fuligo plumbea, Fl. Dan. 1976, f. 1 (1803). 



Reticularia plumbea, Fr. S. M., iii., 88 (1629). 



Licea rugulosa, Wallr. Fl. Germ., 2107 (1833). 



Licea applanata. Berk. Hook. Journ. (1845) 66 ; B. & Br. Ann. 

 Nat. Hist., No. 313; Cooke Hdbk., No. 1195. 



Lycogala lenticulare, DK. & M. Fl. Alg., 401 (1846). 



Reticularia lenticularis, Mort. Hb. 



Dictydiathalium applanatum, Rstfki. in Fckl. Synib., 2 Nach. 

 69 (1873). 



/ 



Genus 29. ENTERID1UB1. Elir. 



^Ethalium covered with a delicate membranaceous cortex ; the 

 closed single sporangia combined together, with large symmetrical 

 openings in all the walls ; walls of sporangia alter the dispersal of 

 the spores formed into a net-like, three-winged skeleton. Rtfki. 

 Hon., 226. 



67. Enteridium olivaceum. (EJtr.) 



either quite plane or hemispherical, covered with a 

 delicate papery bark, pellucid, but with the spores olive ; glassy 

 walls of sporangium pellucid brown-yellow ; spores in clusters of 

 from 10 to 20 ; single spores truncate, only the convex surface 

 delicately warted. Rtfki. Mon., 227. 



On fallen trunks. (Fig. 5.) 



Lycoperdoh undulinum, Schtim. Saell., 1404 (1803). 



Enteridium olivaceum, Ehr., f. 1, 5 A. E. (1818) ; Rstfki. Mon., 

 p. 227. 



Reticularia versicolor, Fr. Obs., ii., 147 (1818). 



Licogala olivacea, Link. Hb. 



Reticularia ungulina, Fr. in Fl. Dan., t. 1977, f. 2 (1823). 



Reticularia olivacea, Fr. Sys. Myc., iii., 89 (1829). 



Enteridium atrum, Preuss. Linnea., 142 (1851). 



Reticularia applanata, B. & Br. Ann. Nat. Hist. (1866), t. ii., 

 f. 3 ; Cooke Hdbk., No. 1098. 



Licea olivacea, Fckl. Sym., 338 (1869). 



Licea glomulifera, DBary & Rtfk. in Alex. (1872). 



Liccethalium olivaceum, Rtfki. Vers., p. 4 (1873). 



Lindbladia versicolor, Rtfki. in Fckl., 68 (1873). 



ORDER V. HETERODERME,E. 



Sporangia without capillitium, coluniella, or lime ; wall of spor- 

 angium delicate, when mature at least partly cracked, exposing the 

 net-like flat thickenings of the inner side of Avail ; spores and 

 thickenings of the inner wall in one and the same sporangium 

 usually of an uniform colour. Rtfki. Mon., 229. 



