
P. commune: Seta to 12 cm long, single, reddish; End of assimilation lamellar cells punched in; peatbogs; slightly off
P. formosum: seta 4-8 cm long, two-colored, reddish below, yellowish above, the end cells Assimilation lamellae not punched in; forest floor, solid on the ground to grow
P. pallidisetum: seta 4-8 cm long, two-colored, reddish below, yellowish above, the end cells Assimilation lamellae are flat, forest floor, solid on the ground to grow
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