266 



COIIPOSIT.E 



1, III. iiwihna {Ct>m Feverfew, Scentless Maj'-weed). — Scent- 

 less, glabrous ; stcii) erect, branched, angular ; leaves sessile, 

 repeatedly cut iiilo ininienius hair-like segments; //poA" stjlitar)', 

 2 in. across ; hnuis toothed and edged, with brown ; receplatle 

 hemispherical, hecuming conical ; nn'-/hiiT/.s white, ultimately 

 reflexed. — Fields; abundant. — I'l. June .October. Annual or 

 Biennial. 



2. JM. iiiaiiluua (Sea I'everfew). — Less erect and more fleshy ; 



watrjcAkia inoi)('>r.\ (Cor/! Fc:>cr/l' 



leaj-senments long ; InaLis with broad dark margins.- Sea-ceiast m 

 the Xortli of Scotkmd. Perennial. 



3. .1/. Chauiinnilln (Wild ChaniomilO). Aromatic, niucli- 

 branched, glaljnjus [jiant ; leaves bi|i]inialc, repeatedly cut into 

 ver)' narrow hair like segmenls ; Iietuls incor)nibs, .', — ;,' m. across ; 

 bidets Without iiieiiiliriinou.s margins ; leeepluele conical, elongating 

 during fruiting, hollow ; rny-florels while', rellexed directly after 

 flowering, or absent. — ( 'onidelds ; lrci|iien(. Tis smell is fiinter 

 than that oi Antheiuis iioln't is. and the l)racj;s and hollow receptacle 

 .ser\eto distinguish il Iroiii .1. ('<)/;(/(/ and MaUiedriei iiiodora. — 

 Fl. |une — August. Annual. 



