86 ENGLISH BOTANY. 



ragged gloss_v grepn leaves. Gfiarde tt-lls iis tlmt in bis day tlie cduiitry jieojile called 

 it " St. James his wort," also Staggerwort and Hagweed. It was t'oniierly used medi- 

 cinally fur many disorders, but does not s'-em to possess any valuable iirojieities. The 

 leaves yield a good red dye ; and if the floAers be gathered ojiei), aud used fresh, they 

 ■will dye wool of a pale green, bnt the colour is apt to fade. If woollen cloth be boiled 

 in alum-water, aud afterwards in a decoction of the flowers, it takes a beautiful deep 

 yellow. 



SPECIES VII.— SENECIO.AQUATICUS. Hvda. 



Plate DCCLVI. 



Reich. Ic. Fl. Germ, et Helv. Vol. XVI. Tab. CMLXV. 

 BiUot, Fl. Gall, et Germ. Exsicc. No. 142. 



Biennial. Rootstock fleshy, short, almost vertical, not creeping. 

 Stem stiff, straight, corymbosely branched at the apex, with the 

 branches spreading-asconding. 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 las corymb. 

 Anthodcs ex-ect. Pericline cylindrical-hemispherical, sub-glabrous; 

 outer phyllaries very few, abovit one-third the length of the inner 

 ones, subulate. Achenes all glabrous. Plant sub - glabrous or 

 slightly arachnoid-haii'y. 



Var. a, gemdnus. 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-pinnate. 



Var. 3, pinnatifidus. Gr. & Godr. 



S. barbarseifolius, Reich. Fl. Excurs. p. 244 (non Krock). 



Radical and lower stem-leaves lyrate, with conspicuous lateral 

 lobes. Leaves in the middle of the stem deeply pinnatifid or 

 pinnatipartite. 



In wet meadows and pastures, sides of streams, ponds, and 

 ditches, &c. Common, and generally distributed. 



England, Scotland, Ireland. Biennial or Perennial ? 

 Autumn. 



