Rudbeckia triloba, Taxa Only, Exact Match: 2 Treatments

Rudbeckia triloba var. triloba			Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part R), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 785-805 : 802	802
Rudbeckia triloba			Stöhr, O., Pilsl, P., Essl, F., Wittmann, H. & Hohla, M., 2009, Beiträge zur Flora von Österreich, III, Linzer biologische Beiträge 41 (2), pp. 1677-1755 : 1731	1731