the Algerian and greater Atlas, but which has not boon 

 mot with on Bcni Hosmar, and which differs in its much 

 siaaller size, cuncate leaves, short, more ovate calyx-lobes, and 

 comparatively minute flowers. S. Mawcana has for the last 

 few years been ;i well-known and highly-prized rock-plant, 

 flowering in May and June ; our specimen is drawn from a 

 Kew plant. 



Descr. Forming large rather loose tufts, laxly hairy all 

 over with soft sometimes glandular spreading hairs, especially 

 on the inflorescence. Leaves with the linear flattened grooved 

 petiole one to two and a half inches loDg, lower laxly rosulate, 

 blade orbicular-reniform 3-cleft to the middle or with the 

 lateral lobes cleft when they are 5-cleft; lobes obtusely 3-5- 

 lobulate or toothed, mid-lobe cuneate-obovato ; upper radical 

 leaves cuneate, 3-fid, with pedicelled thickened leaf-buds in 

 their axils. Peduncles four to six inches long, erect, loosely 

 paniculately branched ; bracts linear. Flowers three-quar- 

 ters of an inch in diameter, white, shortly pedicelled. Calyx 

 glandular ; tube almost spherical ; lobes longer than the 

 tube, oblong, rounded at the tip. Petals obovate-spathu- 

 late, rounded at the tip, veins white. Stamens with yellow 

 anthers. Styles erect with recurved stigmatic tips, half as 

 long as the petals.— J". D. H. 



Fig. 1, Flower cut longitudinally; 2, petal; 3, styles : — nil enlarged. 



