1070 TANACETUM. [CLASS XIX. ORDER I. 
The sensible qualities of this plant are very faint, nevertheless it 
was formerly held in high esteem as an emmaragogue, and its 
infusion was used as a bath, to invigorate the body after fatigue, but 
it is not now used for these purposes. 
5. A. cerules'cens, Linn, (Fig. 1267.) Bluish or Lavender-leaved 
Mugwort. ‘“ Leaves hoary, most of them lanceolate, undivided, 
tapering at the base, lower ones variously divided; flowers erect, 
eylindrical; receptacle naked.”—Smith. 
English Botany, t. 2426.—English Flora, vol. iii. p. 411.—Hooker, 
British Flora, ed. 4. vol. i. p. 301.—Lindley, Synopsis, p. 149. 
“ Plant rather shrubby, with round slender smooth leafy branches, 
downy when young. Leaves of a bluish hoary hue, finely silky in an 
early state, especially beneath, all tapering at the base, and somewhat 
stalked, many of them ovate oblong, obtuse, entire; floral ones 
smaller, and more linear, several about the lower part of the stem, 
three-cleft, or pinnatifid. Flowers ovate oblong, small, mostly erect, 
in copious aggregate leafy clusters or spikes. Receptacle naked, 
small. From garden and exotic specimens.” 
Habitat—On the sea coast; a very doubtful native. Near 
Boston, Lincolnshire, and the Isle of Wight, but not now found 
there. 
Perennial; flowering in August and September. 
GENUS XXIX. TANACE’TUM.—Lrnn. Tansey. 
Nat. Ord. Composi’tz. Juss. 
Gen. Cuan. Involucrum hemispherical, imbricated. Florets all 
tubular, those of the disk five lobed, perfect, of the ray three 
lobed, and with pistils only. Receptacle naked. Fruit crowned 
with a membranous margin in the place of pappus.—Name 
altered from Athanasia ; %, not; and Sa«ros, death ; or that 
which does not quickly fade. 
1. T. vulga're, Linn. (Fig. 1268.) Common Tansey. Leaves bi- 
pinnatifid, the lacene cut and serrated. 
English Botany, t. 1229.—English Flora, vol. iii. p. 405.—Hooker, 
British Flora, ed. 4. vol. i. p. 300.—Lindley, Synopsis, p. 149. 
Root fibrous, with creeping underground stems. Stem erect, about 
two feet high, smooth, somewhat angular and furrowed, simple. 
Leaves numerous, about three inches long, spreading, smooth, daxk 
green, bi-pinnatifid, the lacene lanceolate, oblong, cut and serrated. 
Inflorescence a terminal corymb, of numerous heads of golden yellow 
flowers. Involucre hemispherical, smooth, oblong, with a mem- 
branous jagged margin. Flores numerous, crowded, short, tubular. 
Fruit oblong, angular, crowned with a slight membranous border in 
the place of pappus. 
