and continued to flower for about three months. The 
name it bears is that of the German Emperor. 
Desev.—A robust, leafy, branching, perennial herb, 
about two feet high, covered, with the exception of the 
flower-heads, with white wool. eaves three to five inches 
long, sessile, linear-oblong or -lanceolate, obtuse, lower 
recurved, midrib stout, beneath. lower-heads corym- 
bose, an inch to an inch and a half broad; pedicels stout, 
bracteate. Involucre hemispheric ; bracts in many series, 
linear, outer short, spreading, inner linear-lanceolate, an 
inch to an inch and a half long, spreading and incurved, 
white or rose-red on the outer surface. Receptacle half an 
inch broad, glabrous. Jlorets all tubular, outer series few, 
female, the rest male. Anther cells with ciliate tails. 
po ge hairs scaberulous. Achenes short, glabrous.— 
Fig. 1, inner involucral bract; 2, male flower; 3, pappus-hair; 4, anthers ; 
5, style-arms of female flower :—all enlarged. 
