Fossil plants, Vol. 2: A text-book for students of botany and geology

by A. C. Seward

[1442] For references, see Seward (04) p. 31.

[1443] Berry (03).

[1444] Seward (04) p. 31.

[1445] Hollick and Jeffrey (09) p. 24.

[1446] Raciborski (94) A. Pl. XX. figs. 1, 2; Zeiller (00²) p. 98.

[1447] v. 5950.

[1448] Fontaine (89) Pls. XVII. XVIII.

[1449] Solms-Laubach (91) A. p. 141.

[1450] Schimper (69) A. p. 472.

[1451] Kurr (45) Pl. II. fig. 1.