1 “... these criteria in an admirable way. There are few who would deny the importance of knowledge concerning...”

2 “... Erdtman's admir­ able work on Coniferae is the foremost example of this kind. Since then, there has been...”

3 “... of the 19th century (Audouin and Milne-Edwards, 1832), and the Victorians became avid admirers...”