Nachtrâgliche Bemerkungen zur Gattung Tubicaulis Gotta

[Bot.. Ztg. Vol. 54, 1896).

39. Stopes, Miss Marie G. — A new fern from the Goal Measures : Tubicaulis Sulclif f i spec. nov. (Memoirs and Proceed. of the Manchester Lit. and Phil. Society. Vol. 50, Part III, 1906).

40. Tansley, A. -G. — Lectures on the évolution of the Filicinean vascular System (New Phytologisl , 1907).

BIBLIOGRAPHIE

41. Williamson, W.-C. — On the organisation of the fossil plants of the lower Coal Measures. ( Philosophical transact. of the Royal Society of

London).

Part VI. Ferns.

- Part VIII. —

Part X. —

- Part XV. —

- Part XVI. —