968 



A TEXTBOOK OF THEORETICAL BOTANY 



Fig. 956. — Bellis perenms. Rosette of radical leaves 

 showing mosaic arrangement. 



the peculiar change called resupination, or turning of the leaf upside down, 

 which is most familiar in Ahtiomeyia (Fig. 957). No definite advantage can 



Fig. 957. — Alstromeria mirantiaca. Leaves showing 

 basal resupination. 



