Referee's report by Francis Wall Oliver, on a paper 'Contributions to the knowledge of lower carboniferous plants. I.—On the genus Rhacopteris, Schimper. II.—On the morphology of Sphenopteris Teiliana, Kidston, and its bearing on the position of the fructification on the frond of some lower carbon­iferous plants' by John Walton Sectional Committee: Botany Recommended for publication in the 'Philosophical Transactions of the Royal Society'. The descriptive and theoretical work is 'based on good critical handling of the data'. [Published in the Philosophical Transactions of the Royal Society B, 1927] Endorsed on verso as received 5 June 1926. 4 June 1926