COMPOS1TAE 



137 



MABYIAITO CHRYSOPSIS. 



Stem 1 to 2 feet high, simple, terete, often purple. Leaves 2 to 4 or 5 incbet 

 long, the radical and lower ones narrowed to a petiole, the upper ones sessile. 

 Heads of flowers few, mostly in a subumbellate corymb; involucre glandular- 

 pubescent, viscid ; rays and disk yellow ; akenes hirsute, reddish-brown. 

 Hob. Sandy soils; Oxford, and N. Valley hill: rare. Fl. Sept. Fr. Octo. 



SUBTRIBE 2. INULE^AE. 



Heads radiate, with the fiords as in Asterineae; antfiers with bristle-like tails at 

 base; receptacle naked. Leaves alternate; rays and disk the same color. 



19T. IN'ITE,A, L. 



[The ancient Latin riame; of obscure meaning.] 



Heads large, many-flowered; rays in a single series, very numerous, 

 linear* Involucral scales loosely imbricated, in several series, the 

 outer ones foliaceous. Akenes 4-sided, or terete ; pappus of capillary 

 bristles. Mostly perennials : leaves often clasping ; heads solitary, 

 or corymbose ; florets yellow. 



1. /. Helenium, L. Stout; pubescent; leaves large, oblong-ovate, 



those of the stem clasping ; akenes 4-sided. 



Elecampane. 



Stem 3 to 5 feet high, gulcate, branching above. Leaves 9 to 18 inches long, and 

 4 to 6 or 8 inches wide, acute or acuminate, denticulate, hoary-tomentose beneath, 

 the radical ones petiolate. Outer scales of the involucre ovate, tomentose. An- 

 ifiers produced at base into 2 tails, or bristle-like appendages. Akenes smooth ; 

 pappus pale tawny. 

 Hob, Roadsides. Nat. of Europe. Fl. July. Fr. Sept. 



Obs. The large root of this plant is mucilaginous ; and was for- 

 merly in some repute as a popular remedy for coughs, and even 

 as a preventative of Hydrophobia, among the credulous. 



TRIBE 4. SENECIONID'EAE. 



Style-branches linear, externally convex, hairy or pencil-tufted at apex, either 

 truncate, or produced into a cone, or hairy appendage ; the stigmatic lines termi- 

 nating at the base of the cone or appendage, and not confluent Leaves opposite, 

 or alternate. 



SUBTRIBE 1. MELAMPODIN'EAE. 



Florets all imperfect (i. e. staminate, or pistillate, only), either in the same head, 

 when the pistillate are in the border, or in separate heads; anthers without tails 

 atbasejjpopjpus mostly none, sometimes 2-horned, never of capillary bristles; 

 receptacle mostly chaffy. 



198. POLYM'STIA. L. 



[Dedicated (with little taste in the selection) to one of the Muses.] 

 Heads rather small, many-flowered ; rays several, in a single series, 

 pistillate and fertile; disk-florets apparently perfect, but sterile. 

 Involucre somewhat hemispherical ; scales in 2 series, the outer 

 about 5, foliaceous, large and spreading, the inner numerous, 

 small and membranaceous. Akenes obovoid, subcompressed, smooth. 

 Receptacle flat; chaff membranaceous. Stout perennials: leaves 

 mostly opposite, petiolate, with stipule-like appendages. 



1. P. Caiiadensis, L. Viscid-pubescent ; leaves angulate and 



