STNGENE3IA. JEQ^UAtlS. 137 



C. dracunculoides. Ph. 2. p. 517. Obs. stem shrubby and 

 much branched, from 6 to 8 feet high. Leaves narrow 

 and numerous, about 2 or 3 inches long, only 1 or 2 lines 

 wide. Flowers numerous, in terminal, flattish clusters, of 

 a. brilliant yellow. Scales of the calix rigid, and obtusely 

 carinate. Style bifid and pubescent, exserted. Seed 

 villous. The scent of the whole plant strong and disa- 

 greeable somewhat like that of Rue. 



2. naitseosa. Pallas. Herbaceous; leaves narrow, linear, . 

 and as well as the calix subtomentose; corymb loose; ca- 

 lix 5-flowered. Hab. On the banks of the Missouri; rare. 



3. nudata. Herbaceous; every where smooth, radical 

 leaves spathulate-lanceolate, 3-nerved; cauline scarcely 

 any, linear; stem nearly naked; corymb compound, fasti- 

 giate; caUx oblong, 3 or 4-flowered. Hab. On the mar- 

 gins of swamps from Virginia to Florida. 



4. * virgata. Herbaceous and every where smooth; leaves 

 all narrow and linear, stem virgately branched, branches 

 corymbiferous, fastigiate; calix oblong, 3 or 4-flowered, 

 scales glutinous and appressed. Hab. On the borders of 

 swamps in New Jersey, near the sea-coast. Obs. Nearly 

 allied to C. nudata, but distinct, and resembles more So- 

 lidago temiifolia with which it might easily be confounded. 

 The stem is about 18 inches high and branched nearly 

 from the base. Leaves 1 to 2 inches long, about a line 

 wide, smooth and thickish, nerveless, somewhat remote. 

 Calix and florets bright yellow. Seed vUlous; pappus un- 

 equal. 



A genus of about 22 species, principally indigenous to 

 the Cape of Good Hope, North America, and Siberia; 

 there is also 1 species in Europe, 1 in Syria indigenous to 

 Mount Horeb, and 2 to New Holland. 



545. CACALIA. L. 



Calix cylindric, oblong, the base only some- 

 what caliculate. Receptacle naked. Pappus pi- 



'• 



Shrubby or herbaceous; leaves often succulent, in 

 others flat; flowers in terminal corymbose panicles, pur- 

 ple, white, or ochroleucous. CaUx in 4 indigenous species 

 5-leaved, 5-flowered, and not caliculate; pappus very white, 

 scabrous and abundant, deciduous from the connecimg 

 torus. Seed smooth, producing 10 strise as in Senecio, 

 from which genus C. suaveolens, with a many -flowered ca- 

 lix, does not appear to be distinct. 



Species. 1. €. atripiicifoUa. The receptacle in this 

 M2 



