Decades Kewenses. Plantarum Novarum in Herbario Horti Regii Conservatarum. Decas CXXI (1928) Decades Kewenses. Plantarum Novarum in Herbario Horti Regii Conservatarum. Decas CXXI. Bulletin of Miscellaneous Information (Royal Gardens, Kew) 1928(7): 272. doi: 10.2307/4107084.
There is no corrections for Triumfetta longicornuta yet.