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

[382] Bennie and Kidston (88) Pl. VI. figs. 20, a–s.

[383] Gordon (08).

[384] Williamson (72).

[385] Carruthers (69²).

[386] Zeiller (95). See also White (08) p. 447.

[387] Arber (05) Pl. I. fig. 2.

[388] Seward and Leslie (08).

[389] Zeiller (98).

[390] Renault (90).

[391] Seward (07³).