February 7, 191 1 9 



This, together with the figure of the fioral parts here presented, 

 should enable any one to determine whether he has L. bicolor. 



Liipiiiiis sabiilosiis 



Annual: stems several, widely spreading, the lowermost 

 prostrate, finally 2 dm. long, the ascending or erect ones i dm. 

 long, silky pilose, as is the whole plant, leafy: petioles slender, 

 4 cm. long or less; leafiets 5 to cS, commonly 6, 12 mm. long, 2 

 to 3 mm. wide; stipules subulate, 5 mm. long: peduncles up to 

 6 cm. long, rather stout: inflorescence short, even in fruit not 

 exceeding 3 cm.: flowers in i to 2 whorls: bracts liuear-lanceo- 

 late, early deciduous, 4 mm. long; calyx lobes nearly equal, the 

 upper 4 mm. long, deeply parted, the acute segments with a 



Fisfure 3. Floral parts of Lupinus sabulosiis, enlarj^ed. 

 broad sinus between, their apices slightly incurved, 4 mm. wide 

 at the apex when spread out, a little narrower at base; lower 

 lobe 5 mm. long, with 3 short(^teeth, 4 mm. broad at base, i mm. 

 at ape.x when spread out, strongly convex and appearing as if 

 entire when fresh: corollas 7 mm. long and as deep, space be- 

 tween apices of banner and wings 5 mm.; deep \iolet-blue except 

 the face of the banner, which is white changing to red-purple, 

 with sex'eral dark blotches along the groove, the >i(ies tui ued 



