8G ENGLISH BOTANY. 
ragged glorey green leaves. Gerarde tills as that in hia day the country people called 
mee hia wort," also Staggerwort and Ragweed. It was formerly used medi- 
cinally for many disorders, but does not seem to possess any valuable properties. The 
_ od red dye ; and if the flowers be gathered open, and used fresh, they 
will dye wool of a pale green, but the colour is apt to fade. If woollen cloth be boiled 
in alum-water, and afterwards in a decoction of the flowers, it takes a beautiful deep 
yellow. 
SPECIES VII.— SENE CIO AQUATICUS. ffuds. 
Plate DCCLVI. 
Bt ich. Ic. Fl. Germ, et Helv. Vol. XVI. Tab. CMLXV. 
Billot, Fl. Gall, et Germ. Exsicc. No. 142. 
Biennial. Rootstock fleshy, short, almost vertical, not creeping. 
Stem still", straight, corymbosely branched at the apex, with the 
branches spreading-ascending. lladical leaves oval, undivided or 
lyrate-pinnatipartite, with the lateral lobes small ; lower stem- 
leaves stalked, lyrate-pinnatipartite ; upper ones semi-amplexicaul, 
embracing the stem with short palmately-cut auricles, more or 
less deeply pinnatifid ; with the segments toothed or inciso-serrate ; 
all firm, slightly undulated, glabrous or sub-glabrous. Corymbs 
separate or combined into a compound irregular lax corymb. 
Anthodes erect. Periclinc cylindrical-hemispherical, sub-glabrous; 
outer phyllaries very few, about one-third the length of the inner 
ones, subulate. Achenes all glabrous. Plant sub - glabrous or 
slightly arachnoid-hairy. 
Var. a, genuinus. Gr. & Godr. 
S. aquaticus, Reich. Fl. Excurs. p. 244. 
Radical leaves oval or ovate-oval, without lateral lobes, or with 
small inconspicuous ones ; leaves up to the middle of the stem 
lyrate-jnnnate. 
Var. /3, pinnatifidm. Gr. & Godr. 
S. barbarseifoliuB, Reich. Fl. Excurs. p. 214 (non Krock). 
Radical and lower stem-leaves lyrate, with conspicuous lateral 
lobes. Leaves iu the middle of the stem deeply pinnatiiid or 
pinnatipartite. 
In wet meadows and pastures, sides of streams,, ponds, and 
ditches, ^Vc. Common, and generally distributed. 
England, Scotland, Ireland. Biennial or Perennial ? 
Autumn. 
