TOMPKINS COUNTY FLORA
Centaurea nigrescensWilld.
Mitchell NYNYFA TCUSDA NY
accepted accepted accepted
Tyrol Knapweed

Asteraceae


BH SPECIMENS FOR Centaurea nigrescens (this list may be incomplete)
 Town of Dryden, 107 Neimi Road, Five Wells Nature Preserve, Fivewellsania, 25 Jul 1990, Dilger WCD1078 (BH 113379);
 Town of Dryden, 107 Neimi Road, Five Wells Nature Preserve, Ridge Road. See map on sheet, near Solidago nemoralis, 3 Aug 1996, Dilger WCD1365 (BH 112656);
 Connecticut Hill, 15 Jul 1933, Muenscher 18430 (BH 21398);
 west of West Danby, edge of field, 28 Aug 1922, Muenscher & Bechtel 757 (BH 21396);
 Town of Lansing. Between eastern edge of Triphammer Marketplace shopping center and Homewood Suites motel, 50 yards south of motel, On weedy, disturbed hillside. With Symphyotrichum lanceolatum, Ligustrum vulgare and Picris hieracioides, In flower. Corollas magenta., 14 Sep 2016, Tal 8022 (BH 116956);
 Town of Ithaca. On embankment between Stone Quarry Rd. and small unpaved pkg. lot where former railroad line crossed road. Small maintenance hut nearby., with Picris hieraciioides, Setaria pumila, Plantago lanceolata., In flower., 3 Aug 2016, Tal 8021 (BH 108577);

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