Aruncus vulgaris var. tomentosus (Koidz.) Miyabe & Tatew. variety synonym

Spiraea aruncus var. micropetala Regel variety synonym

Aruncus sylvester f. pubescens Tatew. & B.Yoshim. form synonym

Spiraea aruncus var. kneiffii Anon. variety synonym

Aruncus sylvester var. tenera Kitag. variety synonym

Aruncus sylvester f. latifolius H.Hara form synonym

Aruncus sylvester var. americana Michx. variety synonym

Spiraea aruncus var. vulgaris Cambess. variety synonym

Aruncus sylvester var. camschaticus Maxim. variety synonym

Aruncus vulgaris (Maxim.) Raf. species proparte synonym

Aruncus vulgaris var. americanus (Pers.) H.Hara variety proparte synonym

Astilbe thunbergii var. aethusifolia H.Lév. variety synonym

Aruncus dioicus var. rotundifoliatus H.Hara variety synonym

Aruncus sylvester var. subrotundatus (Tatew.) Ohwi variety synonym

Astilbe aruncus (L.) Trevir. species synonym

Spiraea aruncus L. species synonym

Spiraea aruncus var. astiloboides Maxim. variety synonym

Ulmaria aruncus (L.) Hill species synonym

Aruncus dioicus var. dioicus variety synonym

Aruncus vulgaris (Maxim.) Raf. ex Pojark. species synonym

Spiraea paniculata St.-Lag. species heterotypic synonym

Aruncus sylvester var. vulgaris Maxim. variety synonym

Aruncus sylvester var. triternata (Wall.) Maxim. variety synonym

Aruncus sylvester var. tomentosus Koidz. variety synonym

Aruncus sylvester var. tenuifolius Nakai ex H.Hara variety synonym

Aruncus sylvester var. laciniatus (H.Hara) H.Hara variety synonym

Aruncus sylvester f. incisus Liou & C.Y.Li form synonym

Aruncus sylvestris Kostel. ex Schmalh. species synonym

Aruncus dioicus var. vulgaris (Maxim.) H.Hara variety synonym

Aruncus dioicus var. triternatus (Wall. ex Maxim.) H.Hara variety synonym

Aruncus gombalanus Hand.-Mazz. species accepted

Aruncus dioicus var. rotundifoliolatus H.Hara variety synonym

Pleiosepalum gombalanum Hand.-Mazz. species synonym

Aruncus sylvestris Kostel. species synonym

Aruncus barbaecapri Wender. species synonym

Aruncus vulgaris (Maxim.) Raf. species proparte synonym

Aruncus dioicus (Walter) Fernald species accepted

Aruncus dioicus subsp. triternatus (Wall. ex Maxim.) H.Hara subspecies synonym

Aruncus dioicus f. latilobus (H.Hara) H.Ikeda form synonym

Aruncus dioicus var. subrotundatus (Tatew.) H.Hara variety synonym

Aruncus vulgaris f. latilobus H.Hara form synonym

Aruncus sylvestris var. subrotundatus (Tatew.) Ohwi variety synonym

Aruncus subrotundatus Tatew. species synonym

Aruncus americanus Nakai species heterotypic synonym

Aruncus asiaticus Pojark. species synonym

Aruncus barbacaprae Fourr. species synonym

Aruncus dioicus f. laciniatus (H.Hara) H.Ikeda form synonym

Aruncus vulgaris var. laciniatus H.Hara variety synonym

Aruncus sylvestris var. laciniatus (H.Hara) H.Hara variety synonym

Aruncus sylvestris subsp. acuminatus (Douglas ex Hook.) Kartesz subspecies synonym

Actaea dioica Walter species synonym

Aruncus dioicus var. camschaticus (Maxim.) H.Hara variety synonym

Aruncus tomentosus (Koidz.) Koidz. species synonym

Aruncus sylvestris var. tomentosus Koidz. variety synonym

Aruncus dioicus f. tomentosus (Koidz.) H.Hara form synonym

Aruncus dioicus var. asiaticus (Pojark.) Kitag. variety synonym

Aruncus kyusianus Koidz. species synonym

Aruncus vulgaris var. tomentosus (Koidz.) Nemoto variety synonym

Aruncus sylvestris f. pubescens Tatew. & B.Yoshim. form synonym

Aruncus vulgaris var. americanus (Pers.) H.Hara variety proparte synonym

Aruncus vulgaris var. camschaticus (Maxim.) H.Hara variety synonym

Aruncus sylvestris var. tenuifolius Nakai ex H.Hara variety synonym

Aruncus camschaticus (Maxim.) Rydb. species synonym

Aruncus dioicus var. tenuifolius (Nakai ex H.Hara) H.Hara variety synonym

Aruncus camschaticus var. tomentosus (Koidz.) Miyabe & Tatew. variety synonym

Aruncus sylvestris var. tenera Kitag. variety synonym

Aruncus allegheniensis Rydb. species synonym

Aruncus aruncus (L.) H.Karst. species synonym

Aruncus dioicus var. aethusifolius (H.Lév.) H.Hara variety synonym

Aruncus aethusifolius (H.Lév.) Nakai species synonym

Aruncus capribarba Wender. species synonym

Aruncus parvulus Kom. species accepted

Aruncus laciniatus H.Hara species synonym

Aruncus sylvester var. kneiffii Bergmans variety synonym

Aruncus sylvestris Kitam. species doubtful

Ulmaria kamtschatica Matsum. species synonym

Aruncus sylvestris var. vulgaris Maxim. variety synonym

Aruncus americanus (Steud.) Raf. species heterotypic synonym

Aruncus collina Lej. & Court. species doubtful

Aruncus sylvestris var. americana Michx. variety synonym

Aruncus sylvester Kostel. species accepted

Spiraea triternata Wall. species synonym

Spiraea aruncus var. americana (Michx.) Pers. variety synonym

Spiraea aruncus var. hermaphrodita Michx. variety synonym

Spiraea americana Steud. species synonym

Aruncus sylvestris Kostel. ex Opiz species synonym

Aruncus sylvestris var. subrotundus (Tatew.) Ohwi variety synonym

Aruncus silvester Kostel. ex Opiz, 1852 species synonym

Aruncus sylvestris var. acuminatus (Douglas) Jeps. variety synonym

Aruncus vulgaris (Maxim.) Raf. ex H.Hara species heterotypic synonym

Aruncus sylvestris Kostel. ex Maxim. species synonym

Aruncus kamtschaticus var. tomentosus (Koidz.) Miyabe & Tatew. variety synonym

Aruncus aruncus (L.) Shafer species synonym

Aruncus vulgaris Kostel. species doubtful

Aruncus dioicus var. laciniatus (H.Hara) H.Hara variety synonym

Spiraea americana Michx. species synonym

Aruncus sylvester subsp. acuminatus (Douglas ex Hook.) A.E.Murray subspecies proparte synonym

Aruncus sylvestris Kom. species doubtful

Aruncus sylvester var. tenuifolius Nakai variety homotypic synonym

Aruncus dioicus subsp. vulgaris (Maxim.) Tzvelev subspecies synonym

Aruncus sylvestris var. tenuifolius Nakai variety homotypic synonym