Catalpa bignonioides Walter - Accepted: Catalpa bignonioides Walter bei The Plant List (2010); Familie: Bignoniaceae (APG III)
Catalpa bignonioides Walter - Accepted: Catalpa bignonioides Walter bei Zander 2008; Familie: Bignoniaceae (Zander 2008)
Catalpa bignonioides Walter - Accepted: Catalpa bignonioides Walter bei The Plant List (2014), version 1.1; Familie: Bignoniaceae (APG III)
Catalpa bignonioides Walter - Accepted: Catalpa bignonioides Walter bei The Plant List (2010); Familie: Bignoniaceae (APG IV)
Catalpa bignonioides Walter - Accepted: Catalpa bignonioides Walter bei BfN Checklist Flora DE; Familie: Bignoniaceae (APG IV)

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.;

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;