The Thelephoraceae of North America.

8-12

University of California publications in botany.

v. 8, no. 1-2 (1919-20)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani.

v.19 (1902)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... / Smithsonian Institution, United States National Museum.

1920

Agricultural news.

15, 1916

Annual report of the secretary of the State Horticultural Society of Michigan.

1913

Atti / Istituto botanico della Università [e] Laboratorio crittogamico, Pavia.

ser. 2 v. 6

Atti / Istituto botanico della Università [e] Laboratorio crittogamico, Pavia.

ser. 2 v. 7

Le Botaniste.

1

Untersuchungen aus dem Gesammtgebiete der Mykologie von Oscar Brefeld.

4

Agricultural news.

11, 1912

Untersuchungen aus dem Gesammtgebiete der Mykologie von Oscar Brefeld.

13-14