Small black spots on probably Pinus banksiana (Jack Pine).
Dark brown conidia measure in H2O
(28.6) 31.2 - 38.8 (41.2) × (10.2) 11.3 - 14.3 (16.4) µm
Q = (2) 2.2 - 2.9 (4) ; N = 16
Me = 34.3 × 13.1 µm ; Qe = 2.7

Macroscopically similar to Phragmotrichum chailletii, but microscopy is very different.