Komarov Botanical Institute of the Russian Academy of Sciences (BIN RAS), Saint Petersburg, Russia

Type specimens

Holotype BIN 1588/104 for Phoenicopsis anadyrensis Nosova in Zolina, Golovneva, Nosova & Grabovskiy

Holotype BIN 1593/21 for Phoenicopsis chukotkensis Nosova in Nosova, Herman, Grabovskiy & Kostina

Holotype 1700a-51 for Mauldinia hirsuta Frumin, H.Eklund et E.M.Friis

Holotype 1700b–114 for Liriodendroidea asiatica Frumin et E.M.Friis

Holotype 1700b–137 for Liriodendroidea costata Frumin et E.M.Friis

Holotype 1700b–118 for Liriodendroidea tenuitesta Frumin et E.M.Friis