Butters: plant distribution in the Selkirk mountains 321 



Occurrence on 

 south moraine 



Agrostis canina L. 



Lutkea pectinata (Pursh) Kuntze — 



Epilobium latifolium L. A 



Phyllodoce empetriformis (Smith) — 

 D. Don. 



Arenaria verna L. var. propinqua C 

 (Richards.) Fernald. forma epilis 

 Fernald. 



Sagina saginoides (L.) Britton — 



Saxifraga oppositifolia L. C 



Erigeron acris L. var. debilis Gray. A 



Erigeron uniflorus L. A 



Fragaria platypetala Rydb. C 



Parnassia Kotzbuei C. and S. C 

 Leptarrhina amplexifolia (Stern.) 



Ser. C 



Veronica alpina L. B 

 Artemisia norvegica Fries, var. 



pacifica Gray. — 



Antennaria pulvinata Greene. B 



Phleum alpinum L. — 



Juncus Drummondii Meyer — 



Juncus mertensianus Bong. — 



Trisetum spicatum L. A 



Cassiope mertensiana (Bong.) 



G. Don. D 

 Phyllodoce glanduliflora (Hook.) 



Coville. — 



Empetrum nigrum L. — 



Notes 



Most abundant plant on 



upper moraine 

 Very abundant on lower, 



less common on upper 



moraine 

 Most abundant plant on 



oldest parts of upper 



moraine 

 On the south moraine, in 



the pubescent form 



Larger than on south mor- 

 aine 



One of the most abundant 

 plants on new moraines 



One of the most abundant 

 plants on new moraines 



Very pubescent form with 

 broad panicles 



Table II : B. Alphabetical list of plants widely distributed and 

 abundant, but less frequent than those of II : A. 



Arnica Chamissonis Less. 

 Arnica latifolia Bong. 

 Cystopteris fragilis (L.) Bernh. 

 Juncus Parryi Engelm. 



Occurrence on 

 south moraine 



B 

 B 



A 



Notes 



