XXX. AKOIDE.E. 



888 



Ambrosinia. 



Inflorescence cut vertically, showing 



the pistil and androecium separated 



by a fleshy diaphragm. 



AuArwiiiia. 

 Pistil covering the dia- 

 phragm which hides the 



andrcecium. 



Amlrotitiia. 



Ovary cut vertically 



(mag.). 



Ambrosinia Bassii. 



A cor us Calamus. 



Ovary, showing 



its projecting 



endostome. 



Acorus Calamus. 



Vertical section of pistil, 



showing the pendent 



orthotropous ovules. 



Acorus Calamus. 

 Bipe carpel (mag.). 



Gymnostachyt ancrpt. 



Fiowcr seen in front 



(mag.). 



Symplocarpus. 

 Exalbuminous seed 

 Symplocarpus foetid us. cut vertically (mag.). 

 Seed (mag.). (Asa Gray.) 



Cyrtosperma. 



Seed cut vertically 



(mag.). 



3H 



(lyi/inosladiys anceps. 

 Inflorescence. 



Gymnostachys. 



Pistil, showing the 



l>cndent orthotropoua 



ovule. 



