There is more than one volume or copy available for this title.
Main entry uniform title:
Classes plantarum  / Carl von Linné
Soulsby no. 335
Almqvist & Wiksell
Place of publication:
[x], 656  p. (mostly 2 page nos. per page)
Published in Soulsby no. 28
Fries, Theodor Magnus,
Additional corporate author(s):
Collective uniform title:
By permission of the Trustees of The Natural History Museum (London).