MYXOMYCETES. 



) Sporangia sessile 

 ) ) Sporangia stipitate. 



Stem black, shining 

 Stem snow-white, opaque 

 ft Granules of lime in small angular 



masses. 

 * With columella. 



Sporangium and stem white 

 Sporangium with stem coloured. 

 Without columella. 

 ) Granules of lime not numerous, 

 and not all the knots swollen. 

 I Capillitium elastic, after the 

 opening of the sporangium 

 elongating itself many 

 times . 

 ! ! Capillitium not elastic. 



Granules of lime of the usual 



form . 



Granules of lime in the optical 

 section bounded by right 

 angles . 



) ) Granules of lime very numerous. 



! Sporangium invariably sessile. 



.'. Plasrnodiocarp of irregular 



form, creeping, vein-like, 



Capillitium flesh-coloured 



.*. .*. Sporangium single. 



Wall of sporangium, and grannies of lime white 

 Wall of sporangium, and granules of lime yel- 

 low or greenish . 



Wall of sporangium, and granules of lime brown. 

 Wall of sporangium, and granules of lime scarlet. 

 ! ! Sporangia invariably stipitate, 

 stem straw-colour, drooping, 

 often fasciculate, sporangia 

 united together 

 Stem snow-white, sporangia 

 grey .... 

 Stem and sporangia sulphur- 

 coloured 



Stem and sporangium yellow 

 Stem red .... 

 Stem purple 



Stem brown or straw-colour 

 B. Wall of sporangium double. 



j" Inner denser, stipitate . . . 

 ff Outer denser, sessile. 



lividum. 



nephroideum . 

 affine. 



globuliferum. 



SCHUMACHERI. 



Famintzini. 



LEUCOPH^EUM. 



Capense. 



gyro sum. 



CINEREUM. 

 VIRESCENS. 



Braunianum. 



rubiginosum. 



polymorphum. 



LEUCOPUS. 



sulphur eum. 



flavum. 

 psittacinum. 

 pulckerimum. 

 Berkeley!. 



DIDERMOIDES. 



