E 
298 FLOWERS OF GARDEN AND GREENHOUS 
wounds of his soldiers). A genus of about eighty perennial herbs si 
alternate leaves, and small flower-heads arranged in flat corymbs. ie 
florets few, female; broad, white, yellow, or purple. The bracts : 4 
involucre are oblong, with the margins often dry, translucen a 
discoloured ; the disk is covered with chaffy scales. The florets ) — 
disk are somewhat compressed, tubular, five-toothed, bisexual. 
fruit is oblong, See 
of Europe, North Asia, and North America. Two are common i 
weeds in Britain,— Achillea Ptarmica and A. Millefolium,—and o ss 
cultivated forms are found in gardens. In the wild state they have ae 
much used in former times as a snuff-plant or Sneezewort anda Use: 
respectively. Several of the exotic species have been in our AE ai 
very long periods. The pretty alpine A. atrata was introduce ee 
Austria three hundred years ago. A. wgyptica, from the Levan me 
A. Herba-rota, from France, both date their settlement among us aa 
the year 1640, and 4. Clavennee only comes sixteen years behin 
them. 
- to 91 feet 
Hebialias bic ACHILLEA &GYPTICA (Egyptian). Stems 2 pie 
‘ote igh. Leaves silvery, pinnate, with lance-shaped, ge 
toothed leaflets, Flower-heads bright yellow; corymbs 3 or 4 inc 
across ; June to August. 
A. AGERATUM (Ageratum-like), Flower-stems }-foot high. Leaves 
radical, slender, silvery, with crimped edges, in a rosette. Flower-heads 
pure white, large ; July. Native of Europe. Introduced 1570. hae 
A. ARGENTEA (silvery), Plant tufted, an inch high, sprea ae 
Leaves narrow, Pinnately lobed, covered with, long white hairs. Flowe 
heads white ; March. = 
A. AUREA (golden). Plant tufted. Flower -stems 1} foot ee 
Flower-heads golden yellow; July to September. Introduced from 
Levant (1739) 
A. CLAavENN: (Clavenna’s). Plant tufted, hoary, 6 to 10 inches 
high. Leaves 
deeply cut in bi-pinnate fashion. Flower-heads white, in 
corymbs; May to J uly. Native of Europe. 
A. Eupatorrum (Eupato 
sand-leaved). Yarrow or Milfoil. | meget 
» 6 to 18 inches high. Leaves divided gee os 
eedingly slender and crowded. Flower- * e 
in corymbs 1} inch across; white, pink, 
