SYNGENESIA SUPERFLUA. 



561 



641. BOLTONIA. Gen.pl. 130g. 



1. B. foliis integerrimis, floribus longe pedunculatis, semi- asteroides. 



nibus ovalibus glabris submuticis. — IVilld. sp. pL 3. 

 p. 2162. 



Matricaria asteroides. Linn. mant. 1 ] 6. 



Chrysanthemum carolinianum. Walt. fl. car. 204. 



Icon. L'Herit. serl. angl. t. 25. hied. 



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

 nois. 1/ . Aug. — Oct. V. s. Rays flesh-coloured ; 

 disk yellow, 



2. B. foliis inferioribus serratis, floribus brevifer peduncu- glastifoha. 



latis, seminibus obcordatis conspicue alatis pubescenti- 

 bus, aristis pappi duabus ipsorum longitudine. — 

 Jrilld.sp.pl.3. p. 2\Q3. 



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. pi 1320. 



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



tis triandris. Willd. sp. pi. 3. p. 2220. 

 Icon. L'Herit. stirp. t. \g. 

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



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



643. PH^THUSA. Gen.pl. 13 19. 



1. P. foliis oppositis ovatis acuminatis serratis triplinervibus, americana. 



corymbo terminali brachiato. — Willd. sp. pi. 3. 



p. 2121. 

 Icon. Pluk. mant. t. 342. 

 In North America. %. -f. I strongly suspect this to 



be the same with Verhesina Siegesbeckia^ a\ihong\\ Mi- 



chaux declares it to be ditierent. 



I. 



644. ECLIPTA. Gen. pi. 1316. 



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

 tenuatis rariter serratis, pednnculis geminis elongatis, 

 calycinis foliolis ovatis acmx{\ii&{\&.— Willd. sp. pi. 3. 

 p. 2217. 



Verbcsina alba. Sp.pl. 12;2. 



