Bignonia catalpa
| Bignonia catalpa Linnaeus, Sp. Pl. 622. 1753. | | TYPE: SOUTH CAROLINA: Without data (lectotype: Catesby, Nat. Hist. Carolina 1: t. 49. 1730). Lectotypified by Reveal, Bartonia 56: 17. 1990. |
Bignonia spectabilis
| Bignonia spectabilis Salisbury, Prodr. Stirp. Chap. Allerton 106. 1796, nom. illegit. | BASIONYM: Bignonia catalpa Linnaeus 1753. | |
Catalpa catalpa
| Catalpa catalpa (Linnaeus) H. Karsten, Deut. Fl. 277. 1882, nom. inadmiss. | BASIONYM: Bignonia catalpa Linnaeus 1753. | |
Catalpa communis
| Catalpa communis Dumont du Courset, Bot. Cult. 2: 189. 1802, nom. illegit.. | BASIONYM: Catalpa cordifolia Moench 1794; Bignonia catalpa Linnaeus 1753. | |
Catalpa cordifolia
| Catalpa cordifolia Moench, Methodus 464. 1794. | BASIONYM: Bignonia catalpa Linnaeus 1753. | |
Catalpa syringifolia
| Catalpa syringifolia Sims, Bot. Mag. 27: t. 1094. 1808, nom. illegit.. | BASIONYM: Catalpa cordifolia Moench 1794; Bignonia catalpa Linnaeus 1753. | |
Catalpa ternifolia
| Catalpa ternifolia Cavanilles, Descr. Pl. 26. 1802, nom. illegit. | BASIONYM: Catalpa cordifolia Moench 1794; Bignonia catalpa Linnaeus 1753. | |
Catalpium amena
| Catalpium amena Rafinesque, Fl. Ludov. 139. 1817, nom. illegit. | BASIONYM: Catalpa cordifolia Moench 1794; Bignonia catalpa Linnaeus 1753. | |
Bignonia triloba
| Bignonia triloba T. Freeman & Custis, Account Red River 46. 1807. | | |
Catalpa bignonioides forma aurea
| Catalpa bignonioides Walter, forma aurea (Lavallée ex Bureau) Schelle, in Beissner et al., Handb. Laubholzben. 434. 1903. | BASIONYM: Catalpa bignonioides Walter, var. aurea Lavallée ex Bureau 1894. | |
Catalpa bignonioides forma koehnei
| Catalpa bignonioides Walter, forma koehnei (Hesse) Schelle, in Beissner et al., Handb. Laubholzben. 434. 1903. | BASIONYM: Catalpa syringifolia Sims, var koehnei Hesse 1903. | |
Catalpa bignonioides forma nana
| Catalpa bignonioides Walter, forma nana (Lavallée ex Bureau) Schelle, in Beissner et al., Handb. Laubholzben. 434. 1903. | BASIONYM: Catalpa bignonioides Walter, var. nana Lavallée ex Bureau 1894. | |
Catalpa bignonioides forma pulverulenta
| Catalpa bignonioides Walter, forma pulverulenta (Robinson) Paclt, Candollea 13: 263. 1952. | BASIONYM: Catalpa syringifolia Sims, var. pulverulenta Robinson 1908. | |
Catalpa bignonioides forma. variegata
| Catalpa bignonioides Walter, forma variegata (Bureau) Paclt, Cantollea 13: 263. 1952. | BASIONYM: Catalpa bignonioides Walter, var. variegata Bureau 1894. | |
Catalpa bignonioides var. aurea
| Catalpa bignonioides Walter, var. aurea Lavallée ex Bureau, Nouv. Arch. Mus. Hist. Nat., ser. 3. 6: 183. 1894. | | |
Catalpa bignonioides var. koehnei
| Catalpa bignonioides Walter, var. koehnei (Hesse) Hesse ex Dode, Bull. Soc. Dendrol. France 1907: 206. 1907. | BASIONYM: Catalpa syringifolia Sims, var. koehnei Hesse 1903. | |
Catalpa bignonioides var. nana
| Catalpa bignonioides Walter, var. nana Lavallée ex Bureau, Nouv. Arch. Mus. Hist. Nat., ser. 3. 6: 183. 1894. | | |
Catalpa bignonioides var. pulverulenta
| Catalpa bignonioides Walter, var. pulverulenta (Robinson) Bean, Trees & Shrubs Brit. isles 1: 312. 1914. | BASIONYM: Catalpa syringifolia Sims, var. pulverulenta Robinson 1908. | |
Catalpa bignonioides var. variegata
| Catalpa bignonioides Walter, var. variegata Bureau, Nouv. Arch. Mus. Hist. Nat., ser. 3. 6: 183. 1894. | | |
Catalpa speciosa forma pulverulenta
| Catalpa speciosa Teas, forma pulverulenta (Rob.)Rehder, Bibliogr. Cult. Trees 659. 1949. | BASIONYM: Catalpa syringifolia Sims, var. pulverulenta Robinson 1908. | |
Catalpa speciosa forma. albovariegata
| Catalpa speciosa Teas, forma albovariegata (Schwerin) Rehder, Bibliogr. Cult. Trees 659. 1949 | BASIONYM Catalpa speciosa Teas, var. albovariegata Schwerin 1910. | |
Catalpa speciosa var. albovariegata
| Catalpa speciosa Teas, var. albovariegata Schwerin, Mitt. Deutsch. Dendrol. Ges. 19: 288, 289. 1910. | | TYPE: GERMANY: Cult. in Berlin, |
Catalpa speciosa var. pulverulenta
| Catalpa speciosa Teas, var. pulverulenta (Robinson) W. Paul & G. Paul, Gard. Mag. (London) 53: 30. 1910. | BASIONYM: Catalpa syringifolia Sims, var. pulverulenta Robinson 1908. | |
Catalpa syringifolia var. aurea
| Catalpa syringifolia Sims, var. aurea Masters, Gard. Chron. 1871: 1322. 18781. | | |
Catalpa syringifolia var. koehnei
| Catalpa syringifolia Sims, var. koehnei Hesse, Gartenflora 52: 47. 1903. | | |
Catalpa syringifolia var. pulverulenta
| Catalpa syringifolia Sims, var. pulverulenta Robinson, Gard. Ill. 30: 289. 1908. | | |
Catalpa tibetica
| Catalpa tibetica Forrest, Notes Roy. Bot. Gard. Edinburgh 13: 155. 1921. | | TYPE: TIBET: |
Catalpa umbraculifera
| Catalpa umbraculifera Ugolini, Bull. Soc. Tosc. Ortic. 13: 330. 1888. | | |