SYNGENESIA— POLYG.-SUPERF. Matricaria. 455 



merous, perfect, tubular, with 5 equal spreading seg- 

 ments; those of the radius numerous, ligulate, spread- 

 ing or reflexed, abrupt, with 3 terminal teeth. Filam. 

 in the tubular florets only, capillary, very short. Anth. 

 in a cylindrical tube. Ger7n. in all the florets obovate, 

 angular. Style thread-shaped, not prominent. Stigmas 

 spreading, obtuse. Seed-vessel none, but the unchanged 

 expanded calyx. Seed in all the florets obovate, angular, 

 without any border or crown. Rcccpt. naked, almost 

 perfectly cylindrical, hollow. 

 Habit like the more fine-leaved species of the last genus, 

 from which the present differs in the total want of a crown 

 to the seed, and in the sharply conical, nearly cylindri- 

 cal, receptacle. Disk yellow. Radius white. 



1. M. Cliamomilla. Common Wild-Chamomile. 



Leaves smooth, pinnate; leaflets linear, simple or divided. 



Rays spreading. Calyx-scales dilated, bluntish. 

 M. Chamomilla. Linn. Sp. PL 1256. Willd. v. 3. 21 61 . FL Br. 



902. Engl. Bot. v. 1 8. t. 1232. Curt. Lond.fasc. 5. t. 63. Mart. 



Rust. t. 74. Hook. Scot. 246. Ehrh. PL Off. 58. 

 M. n. 101. HalLHisLv. 1,43. 

 Chamaemeluni. Rail Syn. 184. Ger. Em. 7o4.f. 

 Ch. vulgare. Dod. Pempt. 257./. Bau/i. Pin. 135. 

 Ch. vulgare leucanthemum Dioscoridis. Moris. v. 3.35. sect. 6. t. 12. 



Ch. leucanthemon. Fuchs. Hist. 25. f. 



Chamomilla vulgaris. Trag. Hist. 148./. 



Anthemis, sive Chamaemilla. Matth. Valgr.v. 2.256./. 



A. vulgatior, sive Chamsemilla. Lob. Ic. 770./. 



Bitter Camomile. Petiv. H. Br it t. 19./ 9. 



In cultivated and waste ground, on dunghills, and by road sides. 



Very common about London ; rare in Norfolk. At St. Faith's 

 Newton, near Norwich. 



Annual. May — July. 



Root rather large and woody. Stern a foot high, erect, copiously 

 branched, leafy, smooth, striated, somewhat angular, solid. 

 Leaves sessile, clasping the stem, smooth, deep green ; the up- 

 per ones simply, the rest doubly, pinnate, or rather pinnatifid, 

 with linear, narrow, minutely pointed, segments. FL nume- 

 rous, terminal, solitary, stalked, about the size of the Common 

 Sweet Chamomile, Anthemis nobilis, and with some portion of 

 the same scent, of which the herbage, though faintly, partakes. 

 The rays are white, reflexed at night, elliptic-oblong, with 3 

 teeth. Disk yellow, conical, and very prominent. Calyx-scales 

 dilated outwards, rounded, and bluntish. Recept. very different 



