88 THE FLORA OF THE ALPS 



E. Leaves pinnate, usually without tendrils ; style 

 straight, channelled below; flowers in small racemes 

 (OrobuSj L.) : L. vernus, Wim. ; flowers 5-7, large, 

 blue, leaflets acuminate, stem erect, 8-26 in., angular, not 

 winged, pod glabrous ; woods, frequent. L. luteus, Gren. ; 

 flowers 4-6, large, yellow, leaves bluish-green beneath; 

 woods; Alps, Jura, Dauphiny, Pyrenees. L. montanus, 

 G. and G. ; flowers large, yellow, numerous, leaflets 

 elliptic or lanceolate, glaucous beneath, stem angular; 

 mountain woods. L. macrorhizus, Wimm. (Orobus tube- 

 rosus, L.); flowers 2-4, reddish, stem narrowly winged, 

 root tubercled; woods, common. L. palustris, L. ; 

 flowers 2-3, purple, leaf-stalk not winged, stem climbing, 

 winged ; marshes ; Switzerland, rare. L. niger, Wimm. ; 

 flowers 4-8, purple, leaf-stalk not winged, leaflets apicu- 

 late, stem angular, not winged, plant turning black on 

 drying; woods; Switzerland, Pyrenees, rare. L. pra- 

 tensis, L. ; flowers 3-12, yellow, leaflets 2, leaf ending in 

 a tendril; very common. L. asphodeloides, G. and G. ; 

 flowers 4-8, pale yellow, leaf-stalk winged, stem 8- 1 6 in., 

 erect, angular, not winged ; mountain pastures ; Dau- 

 phiny. L. canescens, G. and G. (ensifolius, Gay) ; flowers 

 4-10, large, white and blue, leaflets 4-6, linear-lanceo- 

 late, leaf-stalk very short ; mountain pastures ; Neu- 

 chatel, Jura, Dauphiny, Pyrenees. 



F. Resembling the last, but flowers solitary, leaves 

 ending in a tendril: L. angulatus, L. ; flowers purple, 

 veined, flower-stalk 5-6 times as long as leaf-stalk, leaf- 

 lets 2, linear, seeds cubical, tuberculated, stem angular, 

 not winged ; cultivated land ; Southern Switzerland, Pyr- 

 enees. L. sph&ricus, Retz; flowers small, pink, leaflets 

 2, linear-lanceolate, seeds spherical, stem ascending, 



