Neillia opulifolia
| Neillia opulifolia (Linnaeus) Bentham & Hooker f. ex W. H. Brewer & S. Watson, in S. Watson, Bot. Calif. 1: 171. 1876. | BASIONYM: Spiraea opulifolia Linnaeus 1753. | |
Neillia opulifolia var. ferruginea
| Neillia opulifolia (Linnaeus) W. H. Brewer & S. Watson, var. ferruginea (Nuttall ex Torrey & A. Gray) S. Watson, Bibl. Index. N. Amer. Bot. 290. 1878. | BASIONYM: Spiraea opulifolia Linnaeus, var. ferruginea Nuttall ex Torrey & A. Gray 1840. | |
Neillia stellata
| Neillia stellata (Rydberg ex Small) Bean, Bull. Misc. Inform. Kew 1934: 224. 1934. | BASIONYM: Opulaster stellatus Rydberg ex Small 1903; Spiraea opulifolia Linnaeus, var. ferruginea Nuttall ex Torrey & A. Gray 1840. | |
Opulaster opulifolius
| Opulaster opulifolius (Linnaeus) Kuntze, Revis. Gen. Pl. 2: 949. 1891. | BASIONYM: Spiraea opulifolia Linnaeus 1753. | |
Opulaster opulifolius var. typicus
| Opulaster opulifolius (Linnaeus) Kuntze, var. typicus C. K. Schneider, Handb. Laubholzk. 1: 442. 1904, nom. inadmiss. | BASIONYM: Opulaster opulifolius (Linnaeus) Kuntze 1891; Spiraea opulifolia Linnaeus 1753. | |
Opulaster stellatus
| Opulaster stellatus Rydberg ex Small, Fl. S.E. U.S. 513. 1903. | BASIONYM: Spiraea opulifolia Linnaeus, var. ferruginea Nuttall ex Torrey & A. Gray 1840. | |
Physocarpus ferrugineus
| Physocarpus ferrugineus (Nuttall ex Torrey & A. Gray) Daniels, Univ. Missouri Stud., Sci. Ser. 1: 291. 1907, nom. illegit. | BASIONYM: Opulaster stellatus Rydberg ex Small 1903; Spiraea opulifolia Linnaeus, var. ferruginea Nuttall ex Torrey & A. Gray 1840. | |
Physocarpus opulifolius var. ferrugineus
| Physocarpus opulifolius (Linnaeus) Maximowicz, var. ferrugineus (Nuttall ex Torrey & A. Gray) Chapman, Fl. South. U.S., ed. 3. 132. 1897. | BASIONYM: Spiraea opulifolia Linnaeus, var. ferruginea Nuttall ex Torrey & A. Gray 1840. | |
Physocarpus riparius
| Physocarpus riparius Rafinesque, New Fl. 3: 73. 1838, nom. illegit. | BASIONYM: Spiraea opulifolia Linnaeus 1753. | |
Physocarpus stellatus
| Physocarpus stellatus (Rydberg ex Small) Rehder, J. Arnold Arbor. 1: 256. 1920. | BASIONYM: Opulaster stellatus Rydberg ex Small 1903; Spiraea opulifolia Linnaeus, var. ferruginea Nuttall ex Torrey & A. Gray 1840. | |
Spiraea opulifolia
| Spiraea opulifolia Linnaeus, Sp. Pl. 489. 1753. | | TYPE: Without data, Kalm s.n. (lectotype: LINN 651.12). Lectotypified by Wijnands, Bot. Commelins 183. 1983. |
Spiraea opulifolia var. ferruginea
| Spiraea opulifolia Linnaeus, var. ferruginea Nuttall ex Torrey & A. Gray, Fl. N. Amer. 1: 414. 1840. | | TYPE: ALABAMA/FLORIDA/GEORGIA: |
Opulaster alabamensis
| Opulaster alabamensis Rydberg, in Britton, N. Amer. Fl. 22: 243. 1908. | | TYPE: ALABAMA: Lee Co.: Auburn, 5 Jun 1897, Earle & Baker s.n. (holotype: NY). |
Opulaster australis
| Opulaster australis Rydberg, in Britton, N. Amer. Fl. 22: 242. 1908. | | TYPE: NORTH CAROLINA: Stone Mountain, 1891, Small & Heller 256 (holotype: NY). |
Physocarpa opulifolia
| Physocarpa opulifolia Rafinesque, New Fl. 3: 73. 1838 ("1836"), nom. rej. | | |
Physocarpus australis
| Physocarpus australis (Rydberg) Rehder, J. Arnold Arbor. 1: 256. 1920. | BASIONYM: Opulaster australis Rydberg 1908. | |
Physocarpus michiganensis
| Physocarpus michiganensis Daniels, Univ. Missouri Stud., Sci. Ser. 1: 291. 1907. | | TYPE: MICHIGAN: |