PRIMULACE^. 55 



spreading; Southern Tirol, rare. P. viscosa, All. (PI. 

 77) ; flowers violet, corolla saucer-shaped, with a long 

 slender tube, leaves soft, obovate, dentate above the 

 middle; Engadine, Ticino, Tirol, Carinthia, Dauphiny, 

 P3Tenees. P. commutata^ Schott; flowers pink, umbel 

 many-flowered, leaves spathulate, glandular-hairy, doubly 

 serrate above the middle, involucral bracts ovate-lanceo- 

 late, acute ; Styria. P. villosa, Wulf. ; flowers light 

 purple with white tube, calyx half as long as corolla-tube, 

 teeth triangular, spreading, involucral bracts small, leaves 

 obovate, coarsely toothed, whole plant viscid ; Styria, 

 Carniola, Carinthia, rare. P. ciliata^ Schrk. ; leaves 

 strongly glandular-ciliate, serrate near the tip, calyx- 

 teeth rather broad ; Tirol, Salzburg. P. co7tfinis^ Rchb. ; 

 calyx-teeth broadly ovate, acute, leaves densely covered 

 with brownish-red glandular hairs ; Piedmont. P. hirsiitay 

 Vill. {latifolia, Lap.) ; leaves thin, obovate or nearly 

 orbicular, dentate, capsule shorter than the calyx ; Swit- 

 zerland, Tirol, Dauphiny, Pyrenees, frequent. P. cenensis^ 

 Thom. {daoneiisis, Leyb.) ; leaves thick, lanceolate-crenate, 

 denticulate towards the tip, very viscid, capsule as long 

 as the calyx ; Switzerland, Tirol. 



Other species are described in local floras, but many of 

 them are probably hybrids. 



3. CORTUSA, L. 



Flowers in an umbel, subtended by an involucre; 

 corolla 5-lobed ; stamens 5, united at the base into a 

 tube; fruit a 5-valved capsule; leaves all radical. 



C. Mattkiolz, L. (PI. 78); flowers red- purple, campanu- 

 late, long-stalked, on a leafless hairy scape 3-6 in. high, 



