W
http://www.mushroomexpert.com/scleroderma_bovista.html podaje, że zarodniki w jego eksykatach mają 8-11 mik.
Może też warto spróbowac z KOH.
"...Spore Mass: Black and hard, with scattered whitish threads; eventually powdery.
Chemical Reactions: Fresh surface instantly red with KOH; dried surface reddish brown or yellowish brown.
Microscopic Features: Spores 11-15 µ (including ornamentation); round or nearly so; densely spiny; partially reticulate; with spines up to 2 µ long. In my collections the spores are consistently 8-11 µ (including ornamentation)..."