Title: Biblio RTF Export
Author: Biblio 7.x

Printz, H. The vegetation of the Siberian-Mongolian frontiers (the Sayansk region). Contributiones ad floram Asiae interioris pertinentes 3, 518 (K. Norske Videnskabers Selskab, 1921).

Arber, A. Leaves of the Helobiae. Botanical Gazette 72, 31-38 (1921).

Knoche, H. Flora Balearica. Étude Phytogéographique sur les Iles Baléares 1, 283-284 (Reprint Koeltz, Königstein 974, 1921).