Fossil plants, Vol. 1: [A text-book] for students of botany and geology

by A. C. Seward

[465] Saporta (68) p. 308, Pl. I. figs. 1–8. Vide also Watelet (66) p. 40, Pl. XI. fig. 6.

[466] Göppert and Berendt (45) Pl. VI. and (53).

[467] Gottsche (86).

[468] Schimper (65) Pl. III.

[469] Greville (47) Pl. XII.

[470] Brown, R. (11) Pl. XXIII.

[471] Hooker, W. J. (20) Pl. CLXII.

[472] Limpricht (90) p. 67.

[473] Brongniart (28²) p. 93.

[474] Renault and Zeiller (88) p. 84, Pl. XLI. figs. 2–4.