papilionacej:. 



215 



Astragal, and chiefly confined to mountain stations or high latitudes in 

 Europe, Asia, and JN"orth America. 



Flowers yellowish 1. Yellow O. 



Flowers purple 2. Purple O. 



1. Yellow Oxytrope. Oxytropis campestris, DC. (Fig. 267.) 

 (Astragalus, Eng. Bofc. t. 2522.) 



Stock short and tufted, covered with 

 the old stipules and leafstalks, sel- 

 dom lengthening into shortly ascending 

 branches ; the leaves and peduncles 

 usually proceeding from the stock. Leaf- 

 lets 10 to 15 pairs with an odd one, ob- 

 long or lanceolate, and hairy ; the com- 

 mon leafstalk 2 or 3 inches long. Pe- 

 duncles rather longer, with a short, 

 spike of pale-yellow flowers, tinged 

 with purple. Calyx hairy, 4 or 5 lines ; 

 corolla twice that length ; the point of 

 the keel short, straight, and erect. Pod 

 erect, ovoid, covered with short, usually 

 black, hairs ; the partition projecting to 

 about the centre of the cavity. 



In mountain pastures, and on alpine 

 rocks, common in the great mountain 

 ranges and Arctic regions of Europe, 

 Russian Asia, and Northern America. 



In Britain only in one spot, among the Clova mountains of Scotland. 

 Fl. summer. 



Fig. 267. 



2. Purple Oxytrope. Oxytropis uralensis, DC. (Eig. 268.) 



(Astragalus, Eng. Bot. t. 466, not exact as to the point of the keel. 

 0. Halleri, Bab. Man.) 



Stock short and tufted, with the foliage, inflorescence, and pod of 

 the yellow 0., but the whole plant is much more densely covered with 

 soft, silky hairs ; the flowers are of a bright purple, and the pod is more 

 completely divided into two cells. The point of the keel is short and 

 straight, as in the yellow O. 



