[446] Lang (08) p. 367. Since this was written a paper has been published by
Mr Watson on a new type of Lycopodiaceous cone from the Lower Coal-Measures
(Mesostrobus): in an appendix he criticises Dr Lang’s views in regard to Spencerites.
[Watson, Annals of Botany, Vol. XXIII. p. 379, 1909.]
[561] A similar example, now in the Bergakademie of Berlin, has been described
by Potonié (90) A.; see also a note on the German specimen by Seward (91).