76 THE FLORA OF THE ALPS 



ceolate-subulate, unequal, the lower one finally bent back ; 

 pastures ; Switzerland, Pyrenees, local. T. saxatile, All. ; 

 flowers white, in dense globular spikes, surrounded by an 

 involucre of bracts, calyx very hairy, stipules dotted with 

 black ; very high, near the glaciers, rare ; Simplon, Nico- 

 laithal, Saas, Tirol. T. nivale, Sieb. ; flowers white, calyx, 

 stem, and leaves nearly glabrous, stipules prolonged into a 

 sharp awn ; Switzerland, very high, local. T. noricum, 

 Wulf. ; flowers white, stem and leaves woolly, stipules 

 acuminate; Southern Tirol, Styria, Carniola, Carinthia. 

 T. pannonicum, Jacq. ; flowers yellowish-white, upper 

 leaves opposite, plant very hairy ; Piedmont, Carniola. 



C. Flowers yellow : — T. procumbens, L. (campestre, 

 Schreb.), Hop Trefoil, with dense heads of pale yellow 

 flowers ; and T. minuSj Sm. (dubimn, Sibth.), with much 

 smaller heads of smaller flowers ; both prostrate plants ; 

 are common lowland English species. To the same sec- 

 tion belong T. patens, Schreb.; heads composed of 5-15 

 stalked flowers, standard streaked, stipules auriculate ; 

 Ticino, Pyrenees, Dauphiny ; T. agrarium, L.; heads com- 

 posed of 20-50 nearly sessile flowers, standard strongly 

 streaked, stipules rounded at the base; Pyrenees; and 

 T, aureum^ Poll., similar, but stipules not rounded at the 

 base ; Jura, Dauphiny, Pyrenees. 



The following are sub-alpine : — T. spadiceum, L. ; upper 

 leaves opposite, heads finally elongated, cylindrical, flowers 

 turning deep chestnut brown; high pastures; Switzer- 

 land, Dauphiny, Pyrenees. T. badmm, Schreb. ; similar, 

 but heads finally nearly globular, flowers turning light 

 brown; Jura, Carpathians, Dauphiny, Pyrenees. 



