Additions and Corrections to Parts I-IV. 



PART I. 



2. ANEMONE. 



(3055.) A. Oregana, Gray, Proced. Amer. Acad., XIV., 308. 



A. nemorosa, Linn. var. (7) Macoun, Cat. III., 478. 



When compiling Part III., I separated the western form of A. 

 nemorosa from the eastern one, being satisfied that it was a distinct 

 variety. Since then Dr. Gray has erected it into a new species under 

 the above name. All references in Part III. belong here. Not un- 

 common in low damp woods in the southern pai-t of Vancouver Island, 

 1887. (Macoun.) 



765. ANEMONELLA, Spach. 



(19.) A. thalictroides, Spach.; Gray Man. ed. VI., 39. (1890.) 



All references under Thalictrum anemonoides, Part I., 14 & III., 4Y8, 

 belong here. 



3. THALICTRUM. 



(3056.) T. minus, Linn. Var. Kemense, Trelease, Proced. Bos. 

 Soc. Nat. Hist., XXIII., 300. 



Alaska. (Trelease.) 



(22.) T. polygamum, Muhl.; Gray, Man. ed. VI., 39. (1890.) 

 T. Comuti, Macoun, Cat., I., 15. 



