1772 A TEXTBOOK OF THEORETICAL BOTANY 



Another interesting genus is Gumiera, which is restricted to the southern 

 hemisphere (Fig. 1659). Several of the species produce enormous leaves 

 several feet across (Fig. 1660), and are the largest herbaceous plants known. 



Fig. 1659. — Distribution of Giinnera. {After Hutchinson.) 



Fig. 1660. — Gunnera vianicata in cultivation in Britain. 'Fhe leaves are probably the largest 



borne by any herbaceous plant. 



