SVNGENESIA SUPERFLUA. AstCF. 549 



minatis subpetiolatis glabris margine hispidis, corymbo 

 divergenti-dichotomo nudiusculo paucifloro, ca!)'cibus 

 laxis imbricatis, radiis 8-floris, — Willd. sp. pi. 3. 

 p. 2038. 



A. infirmus. Mich.fl. amer. 2. p. lOg. 



A. divaricatus. Willd. sp. pi. 3. p. 2044. secundum spe- 

 cimen Gronov. et Banks. 



Icon. JVilld. kort. leroL 6/. Pluk. aim. t. 7g.f.\. 



In shady and rocky places : Canada to Carolina. 1/. 

 Aug. — Oct. V. y. ; V. s. in Herb. Banhs. et Gronov. 

 Not above a foot high ; flowers clear white, and large 

 in proportion to the plant. 



28. A. foliis lanceolatis basi attenuatis acuminatis margine amygdalinus. 



scabris, caule simplici apice corymboso-fastigiato, ca- 

 lycibus laxis imbricatis, squamis lanceolatis obtusis. — 

 Lam. encycl. 1. p. 305. 

 A. umbellatus. Ait. kew. 3. p. I99. 

 , On the banks of rivers and in swamps : Canada to Ca- 

 rolina. 1/ . Sept. — Nov. V. V. ; V. s. in Herb. Banks, 

 et Lambert. Rays large, white. 



29. A. foliis lineari-lanceolatis subintegerrimis glabris, caule salicifoUus. 



glabro apice paniculato, calycibus laxis imbricatis, 



squamis acutis apice patulis. — F/illd. sp. pi. 3. 



p. 2030. 

 A. praealtus. Lam. encycl. suppl. 1, p. 493. 

 Icon. Rob. ic. 307. 

 In low gijunds, or the side of ditches : New York to 



Virginia. 1/. Aug. — Oct. v. v.; v. s. in Herb. 



Banks, et Lambert. From four to si.x. feet high ; 



flowers middle-sized, reddish-blue. 



30. A. foliis lanceolatis subamplexicaulibus apice attenuatis cestivw:. 



margine scabris, caule a basi ramoso erecto hispido, 

 ramulis pilosis, calycinis squamis laxis linearibus acu- 

 tis sequalibus. — IFil/d. sp. pi. 3. p. 2030. 

 In dry swamps and copses : New York and Pensylvania. 

 11 . July — Sept. V. V. ; v. s. in Herb. Banks, et Lam- 

 bert. Not above two feet high ; flowers resembling 

 the preceding, rays blue. 



31. A, foliis lineari-lanceolatis pilosis araphxicaulibus b^s'i novae avg lice. 



auriculatis, caule simpliciusculo piloso stricto, floribus 

 subsessilibus terminalibus confertis, calycinis squamis 

 laxis coloratis lanceolatis disco longioribas. — IFilld. sp. 

 pi. 3. p. 2032. 

 Icon. Harm, par ad. 98. 



