The species is Siphoptychium Casparyi, Rost.
"The Myxomycetes of the Miami Valley, Ohio"
A. P. Morgan
26.-Section through the capillitium, columella and stipe of Lamproderma arcyrionema, Rost.
"The Myxomycetes of the Miami Valley, Ohio"
A. P. Morgan
33.-A portion of the capillitium of Stemonitis splendens, Rost.
"The Myxomycetes of the Miami Valley, Ohio"
A. P. Morgan