Letter from A. Hansen c. 1984, from B.Parris' fern index from D.H. Kent 1990 Index Herbariorum IK; Death year from: Pete Hollingsworth & John McNeill (E). Obituary (incl. list of publications) in Bull. Brit. Pteridol. Soc. 9(3): 248. 2022.
Example of Name Published
Equisetum sect. Palustria C.N.Page, New Phytol. 71: 363 (1972); Pectinopitys ferruginoides (Compton) C.N.Page in New Zealand J. Bot. 57(3): 142 (2019).