Spiraea opulifolia Linnaeus, Species Plantarum 1: 489. 1753.

"Habitat in Virginia, Canada." RCN: 3724.

Lectotype (Wijnands, Bot. Commelins: 183. 1983): Kalm, Herb. Linn. No. 651.12 (LINN) .

Current name: Physocarpus opulifolius (L.) Maxim. ( Rosaceae).

Note: Oh (in Taxon 53: 212. 2004) found that Physocarpus opulifolius (L.) Maxim. (1879) is a later homonym of P. opulifolius Raf. (1838) and successfully proposed the conservation of the former in order to maintain its usage.