August lo, 191 2 



«3 



der, 5 mm. long: upper calyx lip 5 mm. long, 2 lobed, the sinus 

 nearly 2 mm. deep, the apices i ram. apart, the whole broadly 

 ovate, 5 mm. wide at base when spread out; lower lip 7 mm. 

 long, 3-toothed, 2 mm. wide at apex, 4 mm. at base when spread 

 out; subulate bractlet at the base of the calyx, extending to the 

 sinus: banner with edges turned back and parallel or somewhat 

 inrollcd, face rather broad, white or yellowish, fading purple, 

 the protruberances at the joint prominent and keel-like; wings 

 rather broadly inflated, the lower edges closed, not exposing the 

 keel, upper edges probably closed, with a depression on either 

 side, the whole 8 mm. deep at the middle; keel strongly curved, 

 5 mm. deep at the middle, glabrous, the apex purplish: fruit not 

 seen. 



Figure 11. Enlarged floral parts of Lupinus horealis. 



The tyf)e, in the herbarium of the Nevada Agricultural 

 Experiment Station, is John Macoun ^8426^ collected July 9, 

 1902, at Rink Rapids, Klondike river, Yukon Territory. 



This handsome, large flowered species should probably be 

 grouped with L. Wyethii, although at present I do not know its 

 exact relationship. Another plant which I also refer to L. bor- 

 ealis '\s>John Macoun ^8421 ^ collected on Hunker creek, Yukon 

 Territory, July 24, 1902. It has narrower leaves, and being a 

 more mature plant, has a larger inflorescence. Older plants 



