In between Epidendrum and Convolvulus,which one has more than 1,500 species?
Epidendrum: Epidendrum , abbreviated Epi in the horticultural trade, is a large neotropical genus of the orchid family. Convolvulus: Convolvulus is a genus of about 200 to 250 species of flowering plants in the bindweed family Convolvulaceae, with a cosmopolitan distribution.
i don't know