[885] Potonié (94), fig. 1.
[886] For a more complete account of this strobilus vide Zeiller (93), and Williamson (912), etc.
[887] Zeiller (93), p. 37.
[888] Williamson and Scott (94), p. 943.
[889] Scott (97), p. 24.
[890] Solms-Laubach (954).
[891] Ibid. Pl. X. fig. 6.
[892] Kidston (90).
[893] I am indebted to my friend Mr Kidston for an opportunity of examining these specimens.
[894] Vide Renault (77), (96), p. 158. Zeiller (93), p. 34. Williamson and Scott (94), p. 942.