- THE MONOCOTYLEDONS 493 
starch content. The leaves are radical and cauline, usually 
long petioled, with a sheathing base and a pulvinus at the sum- 
mit of the petiole. The inflorescence is a panicle or raceme 
Fic. 368.—<ingiber officinale, the Ginger plant. (Sayre.) 
bearing irregular trimerous flowers with a one-celled ovary (by 
abortion). 
UnorFIcIAL DruG PART UsEpD BoTANICAL ORIGIN HAsirar 
Amylum ' Starch Maranta West Indies 
Marantz arundinacea Northern S. 
America 
