SYNGENEsiA supERFLUA. Achillea. 563 



In North America. Bosc. % . + . Flowers rose-co- 

 loured. 



3. A. foliis bipinnatifidis pilosis laciniis linearibus dentatis Millefolium. 



mucronatis, cnulibus sulcatis. Smithji. Irit. 2. p. 9O8. 



IVUld. sp. pi. 3. p. 2208, 

 Icon, I'l.dan.737. Engl, hot.'/ 5S. 

 In fields and on road sides ; common.. 1/ . June — Aug. 



V. V. Probably introduced from Europe, Flowers 



white or rose-coloured. 



4. A. foliis bipinnatifidis villosis, pinnis confertissimis, la- tomentosa. 



ciniis linearilanceolatis integerrimis, corymbo compo- 



sito. • Wil'd. sp. pi. 3. p. 2209. 

 Icon. Bnt. mag.U)S. Gmel. it. 1. /. 25. f. 2. 

 On the banl<s of the Kooskoosky. M. Lewis. If. . June. f^ 



V. s. in Herd. Leicis. Flowers yellow. ^ V? 



647. TETRAGONOTHECA. L Merit, stirp. p. 17;. 



l.T, hirsutissima ; foliis oppositis amplexicaulibus spathu- AeZia7z//iozc/e^, 



lato-ovatis, sunimis ovatis acurninatis dentatis tripli- 



nervibus. — TV Hid, sp. pi. 3. p.2\\Q. 

 Polymnia Tetragonotheca. Syst. veg. 658. 

 Icon. Dill. elth. t. 283./ 305, 

 In fertile soil, on the borders of woods andalon^r hedo-es: 



Virginia to Florida. 2/ . Jaly — Sept. v. v. From 



four to six feet high ; flowers large, yellow. 



648, HELIOPSIS. Pars. syn. 2. p. 473, 



l.H, foliis oppositis ovatis serratis triplinervibus, Pers. lecvis. 



syn. 2. p. 473. 

 Bnphthahimm helianlhoides. Willd. sp. pi. 3. p. 2236. 

 Helianthus laevis. Sp. pi. 1278. 

 Rudbeckia oppositifolia. Sp. pi. \ 280. 

 Silphium solidaginoides, Sp. pi. 1302. 

 On the banks of rivers, and in rocky shady places : Pen- 



sylvania to Carolina. 1/ . Aug. — Oct. v. v. A tall 



plant, resembling a species of Helianthus. 



64g, BUPHTHALMUM. Gen.pli23l. 



1. B. foliis oppositis cuneato-lanceolatis carnosis incanis, frutescens, 

 petiolis bidentalis, caule fruticoso. — IF Hid. sp. pi. 3. 

 p. 2229. 

 Icon. Dill elth. t. 28./. 4. Pluh aim. t. 115./ 4. 

 C-alesb.Jl-. car. 1. /. 93, 



