silvery or ferruginous tomentum. Heads four to eight 
inches in diameter, of very numerous, crowded, pale purple 
flowers; peduncles short, viscid, and often downy. Calyx 
obscurely lobed or obsolete. Corolla broadly campanulate, 
one and a half to two anda half inches broad. Stamens six- 
teen to eighteen. Ovary pubescent; ten- to sixteen-celled ; 
style stout ; stigma rather large. Capsule narrow-linear, cy- 
-lindric, curved. 
Fig. 1. Stamen. 2. Ovary, style, and stigma :—natural size. 3. Trans- 
verse section of ovary :—magnified. 
