212 COMPOSITE. [ANTHEM LS. 



A . an'glica, Spr. (.A. maritima. Sm. not L.), is a maritime form, formerly found 

 in Durham, with leaves fleshy pinnatifid, pinnules deeply serrate, and 

 receptacle flat. 



2. A. Cot'ula, L. ; annual, erect, scales of receptacle setaceous shorter 

 than the flattened disk-fl., ray-fl. usually neuter white. Stinking May- 

 weed. 



Cultivated fields, from Dumbarton and Fife southd. ; rare in the N. ; Ireland ; 

 Channel Islands; (a colonist, Wats.}; fl. June-Sept. Glabrous or hairy, 

 foetid. Stem 8-18 in., corymbosely branched. Leaves glandular-dotted, 

 segments very narrow. Heads as in A.arven'sis, but peduncles more slender 

 and invol. bracts narrower at the tip. Fruit faintly ribbed, more strongly 

 on the back. DISTRIB. Europe, N. and W. Asia, W. India ; introd. in N. 

 America. Acrid, emetic ; a troublesome weed ; foliage blisters the hand. 



3. A. no'bilis, L. ; perennial, scales of receptacle lanceolate obtuse, 

 ray-fl. female white, disk-fl. cylindric. Chamomile. 

 Pastures and dry soils, in England, 'not indigenous in Scotland; Ireland; 



Channel Islands ; fl, July-Sept. Woolly or pubescent, aromatic. Branches 



spreading from the root, leafy. Leaf -segments linear. Heads 1-1 J in. diam.. 



few ; peduncle long, slender ; invol. bracts pubescent, scarious. Ray-fl. 



sometimes 0. Fruit obovoid, terete; disk very small, concealed by the 



inflated base of the corolla. DISTRIB. W. Europe, N. Africa. Tonic and 



febrifuge. 



13. ACHIIiLE'A, L. 



Perennial herbs. Leaves alternate, entire or divided. Heads corymbose, 

 ray white, yellow, or purple ; inner or all invol. bracts oblong, margins 

 sometimes discoloured and scarious. Receptacle narrow, covered with 

 chaffy scales. Ray-fl. female ; ligule broad, short. Disk-fl. tubular, 2- 

 sexual, compressed, 5-toothed ; anther-cells not tailed. Fruit oblong, 

 compressed, margined ; pappus 0. DISTRIB. Europe, N. Asia, N. America ; 

 species about 80. ETYM. Mythical. 



1. A. Ptar'mica, L. ; leaves linear serrulate, heads few. Sneeze-wort. 

 Meadows and waste places, N. to Shetland ; ascends to 2,200 ft. in the High- 

 lands; Ireland; fl. July-Sept. Glabrous or pubescent. Rootstock creeping 

 extensively. Stem 1-2 ft., erect, rigid, ribbed, sparingly branched. Leaves 

 23 in., sessile, scattered, teeth cartilaginous. Heads corymbose, ^ in. diam., 

 hemispheric ; peduncle ebracteate ; receptacle convex ; invol. bracts pubes- 

 cent, rigid, outer lanceolate acute margins purple, inner oblong obtuse. 

 Ray-fl. 8-12 ; ligule reflexed, broad, as long as the involucre ; disk-fl. 



freenish- white. Fruit glabrous, shining. DISTRIB. Europe, Asia Minor, 

 iberia ; introd. in N. America. Rootstock pungent, a sialogogue. 



2. A. Millefo'lium, L. ; leaves 3-pinnatifid. Yarrow, Milfoil. 

 Pastures, N. to Shetland, ascends to 4,000 ft. in the Highlands; Ireland; 



Channel Islands ; fl. May-Sept. Glabrous, pubescent or woolly. Rootstock 

 extensively creeping, stoloniferous. Stem |-1 in., erect, furrowed, usually 

 simple, leafy. Leaves 2-6 in., linear-oblong, radical petioled ; leaflets and 



