Anthemis.] XXXIX. COMPOSITAE. 319 



base. Achenes oblong, flattened, margined. Pappus 0. Perennial herbs, with 

 rather smaU corymbose flowers. 



Leaves 2-3-pinnate ; segments narrow. Rays white .. .. .. .. * A. Millefolium. 



Leaves pinnate or 1-2-pinnatifid. Rays red .. .. .. .. * A. tanacetifolia. 



* A. Millefoliuni, L., Sp. PI. 899. Eootstock creeping. Stems simple, erect, 

 leafy, pubescent or vfllous, lit.-2ft. high. Leaves alternate, 2in.-6in. long, linear- 

 oblong in outline, 2-3-pinnate ; segments linear-acute, very close. Heads numerous, 

 ovoid ; pedicel short. Bays white or pink, shorter than the involucre. Achene 

 glabrous. 



NORTH and SOUTH Islands; naturalised; common. Tarroiv. Feb., March. Europe, &c. 



* A. tanacetifolia, AIL, Fl. Pedem. i. 183. Erect, l^it.-2^it. high. Stem 

 and leaves glabrate or pilose. Leaves 2in.-6in. long; radical pinnate, leaflets 

 1-2-pinnatifid, segments narrow, acute ; cauline pinnatifid, rhachis broadly winged, 

 segments pinnatifid lobed or toothed. Involucres broadly oblong, pubescent. Bays 

 very broad, red. 



SOUTH Island : Canterbury : naturalised near Green Park, Lincoln. Feb. to June. 

 Southern Europe. 



"■ANTHEMIS, Mich. 



Involucre hemispherical ; involucral bracts numerous, imbricating in several 

 series, shorter than the disk. Eeceptacle conical, paleaceous. Eay-floretsin 1 series, 

 female or neuter, ligulate. Disk-florets hermaphrodite, tubular. Anthers without 

 tails. Style-arms short, obtuse. Achene terete, striated or ribbed. Herbs, or rarely 

 suffruticose. Leaves alternate, much divided. Heads solitary. 



Leaves 2-pinnat6 ; segments pinnatifid. Bracteoles of receptacle muoronate . . 'A. arvensis. 



Leaves 3-pinnate, dissected. Bracteoles of receptacle setaceous .. .. .. * A. Cotula. 



Leaves 2-pinnate. Bracteoles of receptacle obtuse .. .. .. .. * A. nobilis, 



* A. arvensis, L., Sp. PL ed. i. 894. Annual or biennial, l{t.-2ft. high, 

 spreading. Leaves pubescent, 2-pinnate or pinnatifid ; segments linear-acute. Heads 

 on stout terminal peduncles, lin.-l|in. in diameter; bracteoles of the receptacle 

 mucronate. Eay-florets female. Achenes broadly truncate, unequally ribbed, 

 glabrous. Pappus a minute border. 



NORTH and SOUTH Islands : naturalised on waste andcultivated'ground. Corn chamomile. 

 Feb., March. Europe, &o. 



* A. Cotula, L., Sp. PL 894. Annual, erect, lft.-l|-ft. high, corymbosely 

 branched, foetid. Leaves 3-pinnate; dissected segments almost capillary, gland- 

 dotted. Heads on slender peduncles ; involucral bracts narrowed towards the tip ; 

 bracteoles of the receptacle setaceous. Eay-florets mostly neuter. Achene faintly 

 ribbed. Pappus 0. 



NORTH and SOUTH Islands : naturalised on waste and cultivated ground. Stinking 

 chamomile. Feb., March. Europe. 



* A. nobilis, L., Sp. PL 894. Perennial, aromatic. Stem branched, more or 

 less pubescent, 1ft. long. Leaves bipinnate, downy or pilose ; leaflets linear-subulate, 

 acute, rather fleshy. Peduncles very slender. Eay-florets female. Disk-florets 

 cylindric. Bracteoles of the receptacle lanceolate, obtuse. Pappus 0. 



SOUTH Island : the Bluff, Southland; apparently well established (1887), T.K. Chamomile. 

 Jan. to March. Southern Europe. 



