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

by A. C. Seward

[1422] Grand’Eury (08).

[1423] Stur (75) A. p. 120.

[1424] Zeiller (79²); (88) A. p. 142.

[1425] Kidston (94) p. 240.

[1426] Zeiller (88) A. p. 147.

[1427] Ibid. Pl. XVI.

[1428] Potonié (92).

[1429] Nathorst (02) p. 15.

[1430] Crépin (75). Previously described by Crépin (74) as Psilophyton.

[1431] Gilkinet (75).