GENTIANACE^ 63 



purple spotted with black, leaves ovate-lanceolate; alpine 

 pastures, frequent. G. punctata, L.; calyx-teeth equal, 

 erect, corolla yellow with dark purple ■ spots, 6-cleft for 

 \ the length of the tube ; alpine pastures, frequent. G. 

 Crudata, L.; corolla yellow, 4-cleft, leaves very large 

 and thick, elliptic-lanceolate, decussate, with three very 

 prominent ribs ; damp pastures, common. G. Burseri, 

 Lap. {biloba, DC); resembling punctata, but corolla 

 obconical - campanulate, anthers connate into a tube ; 

 Dauphiny, Pyrenees. 



B. Flowers small, blue or violet ; corolla 4-cleft, throat 

 bearded: — G. ciliata, L.; flowers solitary, corolla azure- 

 blue with greenish tube ; moist rocky places, frequent. 

 G. tenella, Rottb. {glacialis, Thom.); flowers on long 

 stalks, corolla divided almost to the base, violet or white, 

 stem 1-4 in., only slightly branched ; very high, frequent. 

 G. campestris, L. ; calyx-teeth very unequal, the two outer 

 lobes 3-4-times as broad as the inner ones, flowers lilac; 

 sub-alpine pastures, common. 



C. Resembling the last, but corolla usually 5-cleft: — 

 G. Amarella, L. ; stem 3-6 in., usually much branched, 

 calyx-lobes nearly equal, flowers violet or white; pas- 

 tures. G. germanica, Willd. ; resembling the last, but 

 larger and stouter, calyx-lobes more unequal; pastures, 

 common. G. obtusifolia, Hoppe; stem erect, 3-12 in., 

 calyx-teeth equal, linear-lanceolate, corolla violet, with 

 a long tube, leaves 3-nerved, stem-leaves spathulate; 

 pastures. G. nana, Wulf. ; very dwarf, stem i-i^ in., 

 flowers small, solitary, violet with a white fringe, calyx 

 inflated, divided almost to the base, stem-leaves few, very 

 small, elliptic; very high, rare; Tirol, Carniola, Carinthia, 

 Salzburg. 



