SYNGENESIA SUPERFLUA. 



561 



641. BOLTONIA. Gen.pl. iSOg. 



B. foliis integerrimis, floribus longe pedunculatis, semi- 

 nibus ovalibus glabris submuticis. — PVilld. sp. pi. 3. 

 /). 2162. 



Matricaria asteroides. Linn. mant. \\Q. 



Chrysanthemum carohnianum. Wait. fl. car. 204. 



Icon. L Merit, sert. angl. t. 25. ined. 



On the banks of ponds and swamps : Carolina and Illi- 

 nois. % . Aug.— Oct. V. s. Rays flesh-coloured ; 

 disk yellow. 

 , B. foliis inferioribus serratis, floribus breviter peduncu- 

 lalis, seminibus obcordatis conspicue alatis pubescenti- 

 bus, aristis pappi duabus ipsoruni longitudine. — 

 JFllld.s/i.pLS. p. 2163. 



Icon. L'Herit. sert. angl. t. 26. ined. 



On the banks of rivers and ponds . Pensylvania to Vir- 

 ginia. U. July, Aug. V. V. Resembles the pre- 

 ceding very much, 



642. SIEGESBECKIA. Gen.pl. \320. 



. S. foliis sessilibus ovatis dentatis, floribus disci tridenta- 

 tis triandris. IVilld. sp. pi. 3, p. 2220. 

 Icon. L'Herit. stirp. t. 19. 



On the north-west coast. M. Lewis. Q. July, Aug. 

 V. s. in Herb. Lewis. Flowers yellow. 



asteroides. 



glastifoUa. 



Jlosculosa. 



643. PHiETHUSA. Gen. pi. 13 19. 



1. P. foliis oppositis ovatis acuminatis serratis triplinervibus, 



corymbo terminal! brachiato. — IVilld. sp. pi. 3. 



p. 2221. 

 Icon. Pluk. mant. t. 342. 

 In North America. %. +. I strongly suspect this tp 



be the same with Ferbesina Sicgeslieckin, ahhough Mi- 



chaux declares it to be ditFerent. 



americana. 



644. ECLIPTA. Gen. pi. 13 16. 



E. erecta, dichotoma, strigosa ; foliis lanceolatis basi at- 

 tenuatis rariter serratis, pedunculis geminis elongatis, 

 calycinis foliolis ovatis acuminatis. — /Fi//of. sp.pl. 3. 

 p. 2217. 



Verbesina alba. Sp.pl. 12/2. 



erecta. 



