Species:
Tyrol Knapweed (Centaurea nigrescens) (Species ID: 4229) - View Species | Quad Details 
Date: 10/1/1972
Quad: Location crosses quads
County: Montgomery
Records: 17 total records, 8 for Montgomery Co., 5 for Rockville Quad
Observer: Smithsonian NMNH
Specimen: Yes
Publication: No
Processed by: Mike Ostrowski