48G (JKor.DilKWT, SURVKV (»!•' CANADA. 



42. CARDAMINE. 



(125.) C. rotundifolia, Michx. Tlic s[)ocimonH referred to this 

 spocies sliitulil 1)1' iiiclii.k'1,1 in (^. r/ioiiil'oidt'd :\w\ v;ir. purpurea pliiced 

 iindiM- it :us a variety ol' that .specie^. Tlu' mistake was made by mis- 

 understanding Toi-i-ey &. Gray, w lnn descriltini;' these Ibrms. In the 

 above we follow (Jray's Manual, but we believe our vai-. purpurea will 

 yet constitute :i good species. 



I'uKC 41. 



(121).) C. pratensis, Tjinn. Along Beescic liiver, Antieosti. 

 {Macouit.) (,"ai>e Chudlcigh, Ashe's Hay, U|»pei- Savage Fslands and 

 Digge'.s Island, Hudson Strait. (J?. IJell.) Jn bogs, Lake Mistassiui. 

 (J. M. Macoun.) All the arctic specimens have purple flowers. 



(1?.0.) C. hirsute, Linn. var. sylvatica, Gruy. On the sh»pes of 

 Cathedral Mountain at Hector, K<^ck\' Mountains, and at the Selkirk 

 summit, Lat. 51°. {Macoun.) Flathead iiiver, B.C. (Dawson.) This 

 form approaches very closely to C. oUgosperma, in the shape of its 

 leaves. 



43. ARABIS. 



Page 42. 



(133.) A. petreea, Lam. On clitts of Minister's Face, N. B. 

 (Wftmore.) Abundant on gravel bars at the mouth of Jupiter Rivei-, 

 Antieosti, 1883. On sand at the mouth of the Kauanaskis, also abun- 

 dant and very fine~at Kananaskis station in the Bow River valley, 

 Rocky Mountains, 1885. (Macoun.) 



Var. ambigua, Regel. On sand along Six Mile Creek, and on 

 Bear Creek, within the Selkirk Mountains, B. C, 1885. (Macoun.) 

 Iltasyouco River, B. C. (Dawson.) Lake Lindeman, source of the 

 Youcon River. (Schwatka.) Keneshow Island and Chilcat Harbor, 

 Alaska. (Meehan.) 



(136.) A. Holboellii, Hornem. Trap rock at the mouth of the 

 Black water River, Lake iSTipigon,. 1884. (Macoun.) 



Page 43. 



(138.) A. Drummondii, Gray. Steep bank, head of Ellis Bay, 

 Antieosti, 1883. (Macoun.) Sand dunes at Point Abino, Lake Erie. 

 (David F.Day.) 



