560 



SYNGENESIA SUPERFLUA. 



639. ACTINELLA. Pcrs. syn. 2. p. AQg. 

 Actinea. Juss. in annal. mus. 2. p. 425. 

 lanata. ]. A, undique lanato-tomentosa ; foliis linearibus snperne 



pinnatifidis, pedunculis elongatis unifloris, radiis bi- 

 dentatis, seminibus glabris 5-gonis. 



On the high lands of the Kooskoosky. M. Lewis. 1/ . 

 June, July. v. s. in Herb. Lewis. Flowers orange- 

 yellow. It resembles in habit Jussieu's Actinea, in 

 A'mial. du mus. 2. t. 6l.f. 2. 



P/aw/a omnibus pnrtibus tomento albo lanatotecta. Cau' 

 lis ramosus, teres. Rami alterni, superne subdivisi. 

 Raviuli uniflori. Folia caulina aiterna, linearia, su- 

 perne dilatato-pinnatifida, dentata ; ramea linearia, 

 integra. Pediinculi terminales, elongati, superne in- 

 crassati. Flores aurantiaci, magnitudine Tageiidis 

 erectfB. Calyz oblongus, simplex, polyphyllus : fo- 

 liola 12 — 14. lineari-lanceolata, acuta. Corollulce ra- 

 dii 12— 14. oblongse, bidentatae, nervosse : disci tu- 

 bulosae, concolores. Pappus : paleis 4 — 6. scariosis, 

 albidis, acutis, interdum laceris. Semina prismatico- 

 oblonga, 5-gona. 



640. HELENIUM. Gen.pl. I299. 



anlumnale. 1. H. foliis lanceolatis serratis subdecurrentibus, caule su- 

 perne corymbose, corollulis disci .5-fidis : radii planis 

 re^Q\\<i.— Willd. sp. pi. 3. p. 2120. 

 pubescens. Icon. Plul. amallh. t. '6'/2. f. 4. Corn, canad. 63. 



/3. H. foliis pubescentibus. IFil/d. sp. pl.3. p. 2\2l. 



On the banks of rivers, ponds, and ditches : Canada to 

 Carolina. H . Oct. Nov. v. v. About two feet 

 high ; flowers bright yellow. 

 canalicula- 2. H. foliis lanceolatis serratis subdecurrentibus, caulibus 

 turn. simplicibus, corollulis disci 5-fidis : radii canaliculatis. 



Lamarck injnurn. hist. nat. 213. t.35. 

 fjuadridenla- 3. H. foliis lato-decurrentibus, inferloribus subpinnatifidis, 

 turn. superioribus lanceolatis integeirimis glabris, corolluKa 



disci 4-dentatis. — IVilld. sp. pi. 3. p. 2121. 

 Rudbeckia alata. Jac(]. ic. rar. t. spS. ■ 

 Icon. Lahillard. in act. soc. hist. nut. par. 1. t.4. 

 On the banks of the Mississippi. I/. . 3u]y, Aug. v. v. 

 %/ From three to four feet high j flowers smaller than the 



preceding. 



