SYNGENESIA— POLYG.-SUPERF. Erigeron. 423 



White Golden Rod. Petiv. H. Brit. M6./. 12. 



In cultivated, as well as waste ground, bnt in the opinion of Ray, 

 not indigenous. 



About London frequent. Ray, Huds. On the ballast hills of the 

 Northumberland coast. Mr. E. Robson. On sandy ground, be- 

 low the bridge at Neath, Glamorganshire, to all appearance per- 

 fectly wild. Mr. Middleton, On St. Vincent's rocks, Bristol. 

 With. 



Annual. August, September. 



Root tapering, whitish. Stem wand-like, erect, angular, leafy, 

 hairy, from 1 to 2 or 3 feet high, panicled, beset with innume- 

 rable, pale, yellowish^owers on short, lateral, compound, leafy 

 stalks. Leaves alternate, lanceolate, acute, pale green, rough- 

 edged, entire ; the lower ones more or less toothed. Cal. finally 

 spreading. Recept. convex, very obscurely reticulated. Seeds 

 white, silky. Florets externally rough, or glandular. 



2. E. ac7'is. Blue Flea-bane. 



Stem racemose. Stalks mostly single-flowered. Leaves lan- 

 ceolate or tongue-shaped, sessile. Radius erect, scarcely 

 taller than the seed-down. 



E. acre. Linn. Sp. PZ. 12 11 . fVilld. v. 3. 1 959. Fl. Br. 877. Engl. 

 Bot.v.\7. t. 1 158. Curt. Lond.fasc. 1. 1. 60. Hook. Scot. 242. 

 Dreves Bilderb. t. 27 . 



E.n.85. Hall. Hist. V.]. 35. 



E. quartum. Dod. Pempt. 641./. 



Aster arvensis cseruleus acris. Raii Syn. 175. 



Conyza cserulea acris. Ger. Em. 484. /. Bauh. Pin. 265. Moris. 

 V.3. l]5. sect. 7. t. 20./. 25. 



C. odorata. Dalech. Hist, \045.f. 



Amellus montanus sequicolorum. Column. Ecphr. v. 2. 25. t. 26. 



Blue Flea-bane. Petiv. H. Brit. t. 16./. 4. 



In dry gravelly or chalky pastures. 



Biennial. July, August ; sometimes early in the spring. 



Root with many stout fibres. Stem erect, straight, angular, leafy, 

 1 to 2 feet high, hairy like the rest of the herbage, often purplej 

 somewhat corymbose at the top ; racemose, with axillary, mostly 

 simple, branches, all the way up. Leaves scattered, chiefly 

 hairy at the edges ; most of them sessile, oblong-lanceolate, 

 and entire } radical ones largest, obovate, or tongue-shaped, 

 somewhat toothed, tapering down into bordered /oo^s^oZ/cs. Fl. 

 yellow in the disk, hoary from the prominent tawny seed-down; 

 marginal florets tallest, narrow, blue^ nearly erect. Seeds a little 

 hairy. , 



There is some degree of acrimony in the whole plant, on which 

 account Haller says it is given in Germany for disorders in the 

 chest, as promoting expectoration ; but surely there are many 

 more efficacious medicines of that kind, 



