FLOPvES MONOPETALI SIMPLICES &c. 105 



290. AMBROSIA. Lhm, 938. 



Flores Aggregati , Monoici. Mctfc, Calyx Comm, fim- 

 plex, 5 - vel 8 - fidiis 5 multiflorus. Cor. tubu- 

 latas 5 asquales , 5 - fid^e. Stam, fingulis 5 , mi- 

 nima. Anth, diiiim^^, Receptac, minimum, 

 nudum. 

 Fem, Calyx ventrlcofiis, 5 -dentatus, uniflorus. 

 Cor. nulla. Gm;/. echinatum. iS>)'/f duo. A^?/.v 

 in calyce indurato , aculeato , monofperma. 

 291. XANTHIUM. Linn. 937. 



Flores Jggregati Monoici, Mafc, Calyx Comm, im- 

 bricatus , multiflcrus. Cor, tubulofe , 5 - fidte, 

 •^equales. Stam. 5" , minima. Anth. diftinflae, 

 Receptac, minimum, paleaceum. 

 Fem, Calyx Comm. 1 - phyllus , 2 - florus. Cor, 

 nulla. G^r;//. adnatum. Styli duo ^ breves, 

 Bnipa 5 oblonga , aculeata 5 apice bifida 5 a- 

 locularis, a-fperma. 



TRIGYNIA. 



^9^. MONTIA. Linn, 96. 



kriant, 1 - vel 3 - phyllum , perfifl:ens : Foliis 

 concavis. Cor, 5 -partita: Lm;;/Vi' 3. alternis 

 minoribus, ftaminiferis. Stam. 3, velj, par- 

 va. Germ. mrbinatum. Styli 3, villofi, pa- 

 tentes. C/?/?x. unilocularis, 3-vaIvis, 3-fperma 

 G 5- 293. 



