Rudbeckia hirta L. - Accepted: Rudbeckia hirta L. bei Zander 2008; Familie: Asteraceae (Compositae) (Zander 2008)
Rudbeckia hirta L. var. hirta - Accepted: Rudbeckia hirta L. var. hirta bei Zander 2008; Familie: Asteraceae (Compositae) (Zander 2008)
Rudbeckia hirta L. - Accepted: Rudbeckia hirta L. bei The Plant List (2010); Familie: Asteraceae (Compositae) (APG III)
Rudbeckia hirta L. var. hirta - Synonym: Rudbeckia hirta L. bei The Plant List (2014), version 1.1; Familie: Asteraceae (Compositae) (APG III)
Rudbeckia hirta L. - Accepted: Rudbeckia hirta L. bei The Plant List (2014), version 1.1; Familie: Asteraceae (Compositae) (APG III)
Rudbeckia hirta L. - Accepted: Rudbeckia hirta L. bei Zander 2008; Familie: Asteraceae (Compositae) (APG IV)
Rudbeckia hirta L. - Accepted: Rudbeckia hirta L. bei The Plant List (2010); Familie: Asteraceae (Compositae) (APG IV)
Rudbeckia hirta L. - Accepted: Rudbeckia hirta L. bei The Plant List (2014), version 1.1; Familie: Asteraceae (Compositae) (APG IV)
Rudbeckia hirta L. - Accepted: Rudbeckia hirta L. bei BfN Checklist Flora DE; Familie: Asteraceae (Compositae) (APG IV)

Life form

herbaceous, terrestrial, annual or biennial

Erhardt, W., Götz, E., Bödeker, N. & Seybold, S. (2008): Der große Zander. Enzyklopädie der Pflanzennamen. Band 2. Arten und Sorten. Eugen Ulmer KG, Stuttgart (Hohenheim), 18. Aufl., 2103 S.;

Pritsch, Günter et al. (1985): Bienenweide.. Neumann-Neudamm, Melsungen;

The International Plant Names Index (2009). Published on the Internet http://www.ipni.org; Courtesy to IPNI, 2009. Exported from IPNI at date: 2009-09-22 20:17:51;