MACLOSKIE : CRUCIFER/E. 437 



similar, but smaller. Corymb with few, large flowers, white to pinkish. 

 Silique linear, obtuse. 



Magellan, Fuegia to Cape Horn. 



7. CARDAMINE GLACIALIS DC. 



Stems much branching, leafy. Leaves pinnatisect, subciliate, the lower 

 segments sessile, 2 pairs, very small ; the terminal very large, reniform, 

 stalked. Siliques subfiliform, erect. Flowers white. 



N. Patagon., Rio Negro; Magellan, Fuegia, Orange Bay. Falklands. 

 " Nearly under the snow in Fuegia." 



8. C. HIRSUTA Linn. 



Radical leaves rosulate, pinnate, pubescent, the pinnae 2-5 pairs, entire, 

 the terminal larger ; cauline leaves few, with narrow pinnae. Flowers 

 small, white. (Fig. in Brit. & Br. ii. 128.) 



Widespread in Old World and U. S.; also in Fuegia, Falklands, and 

 Tristan. 



C. HIRSUTA NIVALIS. With larger leaves. 



C. HIRSUTA MAGELLANICA (Ph.). 



Leaflets or segments of the radical leaves sessile, 2-3 pairs. Petals two 

 and a half times as large as the sepals. Peduncles 3 mm., and thickish. 

 Magellan ; W. Patagon., in wet shrubberies by Rio Aysen. 



9. C. NANA Barn. 



Annual, hairy plant (glabrous in Argentina), cespitose. Leaves long- 

 petiolate, ovate, small, entire, or with 2 pinnae below on the petiole ; 

 cauline leaves linear-spatulate. Flowers small, solitary in the axils. 

 Petals white, twice as long as the green sepals. Siliques erect, narrow, 

 acutish both ways ; stigma minute, sessile. Pedicel subdivaricate, shorter 

 than the subtending leaf. Seeds 7-9, i -seriate. 



N. Patagon. in wet places near Carmen. 



IO. C. PATAGONICA Speg. 



Glabrous, perennial herb. Stem branching, decumbent below, angular, 

 striate. Leaves broad-ovate, the lower with long, the upper with short 

 petioles ; deeply pinnatifid, their lobes linear-lanceolate, acute, sparingly 



