Angiosperms range in size from microscopic Wolffia to tall trees of
Sequoiadendron
Eucalyptus
Zamia
Cycas
Classification of angiosperms -
Angiosperms are classified into two classes Monocotyledonae and Dicotyledonae.
Class Monocotyledonae:
Class Dicotyledonae:
Eucalyptus is the tallest angiosperms.