Part I reprinted from »Botanisk Tidsskrift«, vol. 24, November 1900. 
- I — — — 24, January 1901. 
- Tl — - — — 24, April 1901. 
IV — — — 24, August 1901. 
Vv — — — 24, January 1902. 
VI — — = 24, June 1902. 
VII — — — - 25, August 1902. 
VITI — — — 26, June 1904, 
IX — — — 29, January 1909. 
x — _ — 32, April 1916. 
Printed by Bianco Luno, Copenhagen. 
