Cirsium brevicaule A.Gray (original description)
Cirsium pectinellum A.Gray (original description)
Erigeron thunbergii A.Gray (original description)
Ixeris albiflora A.Gray accepted as Ixeridium dentatum subsp. dentatum (Thunb.) Tzvelev (original description)
Ixeris debilis (Thunb. ex Thunb.) A.Gray (original description)
Ixeris ramosissima (Benth.) A.Gray accepted as Crepidiastrum denticulatum (Houtt.) Pak & Kawano (original description)
Ixeris repens (L.) A.Gray (original description)
Ixeris stolonifera A.Gray (original description)
Ixeris thunbergii A.Gray accepted as Ixeridium dentatum (Thunb. ex Thunb.) Tzvelev (original description)
Kalimeris ciliata A.Gray accepted as Aster asa-grayi Makino (original description)
Lapsana parviflora A.Gray accepted as Lapsanastrum humile (Thunb.) Pak & K.Bremer (original description)
Youngia integra (Thunb.) A.Gray accepted as Crepidiastrum lanceolatum (Houtt.) Nakai (original description)