138 DR. D. LYALL ON THE BOTANY 
Stellaria longipes, Gold. All Arctic Regions. Cold Asia and E. and W. 
America. 
Silene acaulis, L. All Arctic Regions. Cold Europe and W. America, 
and tops of White Mountains in United States. 
Lychnis apetala, L. All Arctic Regions. All cold Asia and America. Hi- 
malaya. Antarctic America. 
Talinum pygmzum, A. Gr. Rocky and Cascade Mountains only. 
,n.sp.? Cascade Mountains only. 
Spraguea umbellata, Torr. Cascades and California only. 
Spiræa pectinata, Torr. & Gr. Arctic W. America. 
— corymbosa, Raf., var. 8. Cold E. and W. America and Kamtschatka. 
Dryas octopetala, L. All Arctic Regions. Cold Europe, Asia, and Ame- 
rica. 
Geum strictum, Ait. Arctic Europe and Arctic E. America. Cold Europe, 
Asia, and America. Cold S. America. Himalaya. Australia. 
Sibbaldia procumbens, L. Arctic Europe and Greenland. Cold Europe, 
Asia, and America, and Himalaya. 
Potentilla diversifolia, Lehm. Rocky and Cascade Mountains, and north- 
wards. 
nivea, L., var. y. Arctic and cold Europe, Asia, and America, and 
Himalaya. 
Epilobium alpinum, L. Arctic and cold Europe, Asia, and America, and 
Himalaya. 
Sedum Rhodiola, DC. All Arctic and cold Europe, Asia, and America, and 
Himalaya. 
stenopetalum, Pursh. Rocky Mountains and Platte. 
Saxifraga bronchialis, L. Arctic Europe, Asia, and W. America. Cold 
Asia and Rocky Mountains. 
— cernua, L. Cold and Arctic E. and W. America, and Himalaya. 
ranunculifolia, Hook. Cascade and Rocky Mountains, and hills near 
the Kettle Falls of the Columbia. 
— hyperborea, Br. Arctic and cold Europe, Asia, and America. 
—— Virginiensis, Ma. Arctic E. America. Cold E. and W. America. 
—— heterantha, Hook, Cascade and Rocky Mountains, and northwards. 
— Dahurica, Willd. Arctic W. America. Cold Asia. Rocky Moun- 
tains. 
Mitella pentandra, Hook. Cascade and Rocky Mountains and California. 
nuda, L. Arctic E. America. Cold Asia and E. and W. America. 
Cymopterus, n. sp. Cascade Mountains only. 
Valeriana capitata, Willd. All Arctic and cold Europe, Asia, and America, 
except Greenland. 
Nardosmia palmata, Hook. Arctic and cold E. and W. America and N.E. 
Asia. 
Aster salsuginosus, Rich, Arctic and cold E. and W. America. 
Engelmanni, 4. Gray. Rocky and Cascade Mountains. 
Actinella acaulis, Nutt. East side of Rocky Mountains and Platte. 
