SYNGENESIA : POLYGAMIA ^QUALIS. 46c 



is feffile and plumofe, and confifts of eleven or 

 twelve branched rays. 



The dry ftalk and calyces of this plant often con- 

 tinue ftanding for a whole year after the fct(\s 

 have ripen'd, a milerably looking fl<:eleton ! Lin. 

 FL Suec, 



BIDENS. Gen. pL 932. 



Bifcoide^€. 



Recept, paleaceum. Pappus ariftis ere6!is, fcabris. 

 CaL imbricatus. Cor. rarlus flofculo uno akerne 

 radiante inltruitur. 

 tripartita i bJDENS foliis trifidis, calycibus fubfoliofis, femi- 

 nibus eredlis. Sp. pL 1165. (Ger, em, 711./- i. 

 Loes. FL Prujf, p, 53. /. 10. Moris, hifi,f. 6. t. 5. 

 /. 20. Fet, herb, t, 20./. 7.) 



Trifid Water-hemp-agrimony, or Enr-marygold. 

 Anglis. 



By the fides of rivulets, ditches and lakes frequ<:nt. 

 O.VIIT. 



The flalk is two feet high, and branched : the 

 leaves are divided into three and often five lan- 

 ceolate ferrated lobes : the upper leaves are fim- 

 ple and ovaManceolate : the heads of flowers 

 terminate the branches, and grow ered : under 

 the calyx is a circle of green ciliated leaves : the 

 fcales of the calyx are oval, obtufe, erecl, of a 

 green color, flrcaked with black, and loofely 

 imbricated : the interior ones have yellov/ mar- 

 gins, and approach to the nature of the florets : 



