Fig. 4

A comparison of figures depicting Ceratium porioides var. β, flavum Albertini & Schweinitz. All are in water colour except B that is a hand-coloured etching. A. Poria cornuta, “Nobis” (Harvard Icones plate 21). Image courtesy of the Farlow Reference Library of Cryptogamic Botany, Harvard University. B. Ceratium porioides var. β flavum (Conspectus plate 2, figure 6). In the legend for this figure, given in the Explicatio iconum, Albertini and Schweinitz demur: NB. Icon haec sequensque minus idoneae [Note well. This icon and the following are less than ideal]. Image courtesy of the New York Botanical Garden, LuEsther T. Mertz Library. C. Ceratium poroides (volume 5 of the five-volume set, plate 429, figure 2). Image courtesy of the library and archives of The Academy of Natural Sciences of Drexel University, Philadelphia, Pennsylvania. D. Ceratium poroides (Icones Fungorum plate 286, a copy of C). Image courtesy of the botanical library of the University of Michigan, Ann Arbor.