Paracaryum laxiflorum Trautv. in Trudy Imp. S.-Peterburgsk. Bot. Sada 3: 274. 1875
Paracaryum laxiflorum in Trudy Imp. S.-Peterburgsk. Bot. Sada 3: 274. 1875
is basionym for Cynoglossum laxiflorum in Willdenowia 11: 35. 1981
is basionym for Mattiastrum laxiflorum, Sosud. Rast. SSSR: 116. 1981
Paracaryum laxiflorum in Trudy Imp. S.-Peterburgsk. Bot. Sada 3: 274. 1875