Erlgeron.'] XLVI. COSIPOSITiE : CORYMBlFEKiE 



245 



SubtribcII. Eadiat.-e. Heads with a Ugulate rai/ (Tab. IV. D.) 



(Gen. 34—46.) 



Pappus pilose in the florets of the dish, sometimes wanting in 



those of the ray . (Gen. 34— 42.) 



34. TussiLAGO Linn. Colt's-foot. 



Heads monoecious, all alike. Achenes terete. ' Pappus pilose. 

 Florets of the ray long, narrow, numerous in many rows; of the 

 disk few, sterile (both yellow). Anthers without bristles at 

 the base. Receptacle naked. Involucre formed of a smgle row 

 of equal linear scales. (Scapes single -flowered, appearing before 

 the leaves)— I^ame altered from tussis, a cough, m the cure ot 

 which the plant has been employed. 



1. T. Fdrfara L. {Colts- foot); scape single-flowered imbri- 

 cated with scales, leaves cordate angular toothed downy beneath. 

 E. B. t. 429. 



Fl. Marcli, April, before the 



The down of 



Moist and clayey soils, too abundant. 



leaves If.. Flowers yellow ; florets of the disk few. 



the leaves makes good tinder. The leaves themselves have been used 

 medicinally, as an infusion, or smoked like tobacco, for the relief ot 



asthma. t • • i * i 



[Nardosmia fragrans Reich., or Ttiss. fraprans_L., is said to^be 



naturalised in the south of England and Wales. 



This genus differs 



only from Peiasites by the pistillate florets having a (sometimes 



minute) ligule.] 



35. Erigeron Linn. Flea-bane. ] 



Achenes compressed. Pappus pilose, rough. Florets of the 

 disk fertile; of the ray numerous, in several rows very narrow 

 (of a different colour from the disk). Receptacle naked. Invo- 

 lucre imbricated with linear scales. AntJiers without bristles 

 at the base.— Named from rjpi^ early, and yepw?/, an old man; 

 from the early ripening of the gray seed- down. 



1. E. * Canadensis L. {Canada F,) ; usually hairy, leaves 

 lanceolate nearly entire harshly ciliated, heads numerous 

 paniclcd,ray shorter than the involucre. E. B. t. 2019. 



Waste and cuUivated ground, in England, occasionally. _ ©. 8, 9- 

 Florets of thc-cZisZ: whitish -yellow ; of the raij whitish, tmged with 

 red, scarcely longer than the pappus* 



2. E. dcris L. {blue F.); peduncles 1-headed alternate some- 

 what corymbose, ray erect scarcely longer than the disk, inner 

 pistillate florets filiform, pappus as long as the florets of the ray, 

 leaves lanceolate obtuse. E, B. t. 1158. 



Dry, gravelly 

 1— Uft. high: 



7. 8. 



Stems 



or chalky pastures, walls, &c, d • 



whole plant scabrous, hispid, erect, panicled above 



M 3 



