Rolfe 1901 - Brown NE (1901) I. Report on two Botanical Collections made by Messrs. F. V. McConnell and J. J. Quelch at Mount Roraima in British Guiana. Transactions of the Linnean Society of London. 2nd Series: Botany 6(1): 1-107. doi: 10.1111/j.1095-8339.1901.tb00001.x.
There is no corrections for Houlletia roraimensis yet.