Species:
Black Tar Spot (Rhytisma acerinum) (Species ID: 21294) - View Species | Quad Details 
Date: 10/22/1918
Quad: Washington East (38076_H8)
County: Prince George's
Records: 18 total records, 3 for Prince George's Co., 5 for Washington East Quad
Observer: United States National Fungus Collections (BPI)
Source:
Specimen: Yes
Publication: No
Processed by: John Hall