Tulostoma squamosum

On calcareous and sandy soils, with a head (spore sac) 1 to 2 cm across, ochraceous to pale brown, with a well-delimited circular peristome, and a slender cylindrical, tenacious stipe up to 8 cm long, its entire surface covered with dark brown scales.

Capillitium thick-walled, hyaline, sparsely branched, 4 to 8 µm wide, with wall thickness 1.5 to 3 µm, leaving a very narrow lumen, with swellings at the septa and with simple septa.

Basidia clavate, tending to disappear upon gleba maturation, cylindric-clavate, 18 to 24 µm long by 8 to 10 µm wide, and tetrasporic.

Spores globose to subglobose, thick-walled and verrucose, pale yellow under the microscope, 4.4 to 6 µm long by 4.1 to 5.9 µm wide, ornamented with coarse warts 0.5 to 1 µm high, and without reaction in Melzer's reagent (inamyloid).

Herbarium material available: JTP2030/24.