Published in Beihefte zum Botanischen Centralblatt, in 1906, in volume 20, pages 343-413

Created: 2017-10-18, modified: 2017-10-18

Published in Beihefte zum Botanischen Centralblatt, in 1906, in volume 20, issue 2, pages 140-150

Created: 2017-10-18, modified: 2017-10-18