strongly echinulate, with conical warts up to 0.87-1 µm long, often blunt
[6]
8-10 x 6.7-8 µm
[5]
heavily spinulose, prickly, very rarely locally zebra-connected, conical narrow spines up to 1 µm high, sharp, sometimes curved
[5]
7.7-8.5-9.2 x 6.5-7.2-7.7 µm
[3]
spiny, rarely slightly zebra-connected (very locally), strongly echinulate to verrucose-echinulate, with hemispherical or conical warts 0.75-1.12 µm, obtuse to fairly acute
[3]
heavily spiny, prickly, sometimes vaguely reticulate-connected, with conical spines up to 1 µm long, sharp, numerous
[4]