(172) 



Sophia sophiodcs (Fisch.) Heller. Dawson (Williams). 

 Draba incana L. Lake Bennett (Tarleton). 

 Draba oligospcrma Hook. Lake Bennett (Tarleton). 

 Draba aurea Vahl. White Horse Rapids (Tarleton). 

 Draba glacialis Adams. Lake Bennett (Tarleton). 



Family Droseraceae. 

 Drosera rotund/folia L. Above Stewart River (Tarle- 

 ton) ; Klondike (Williams). 



Family Saxifragaceae. 



Heuchera glabra Willd. Summit of White Pass (Williams). 

 Saxifraga tricuspidata Retz. Lebarge Island (Tarleton) ; 

 Dawson and Miles Canon (Williams). 



Saxifraga rcjlexa Hook. Dawson (Williams). 



Saxifraga pulvinata Small, sp. nov. 



Perennial, deep green, densely tufted. Stems copiously 

 branched, 3-10 cm. long: leaves numerous, crowded or ap- 

 proximate, often 4-ranked ; blades oblong to broadly spatu- 

 late, 1.5-3 mm - l° n g> leathery, ciliate, except at the thick- 

 ened apex : flowering stems leafy at the base, naked above, 

 gradually enlarged to the hypanthium : sepals softly glandu- 

 lar-pubescent when young, oblong, 2.5-3 mm - lon g» obtuse 

 and green at the tip, longer than the hypanthium : corolla 

 deep blue or purplish : petals 6-7 mm. long, the blades oval 

 to nearly orbicular, minutely notched or toothed at the apex, 

 the claws shorter than the blades : capsules 6-7 mm. high, 

 the beaks erect, nearly as long as the body. 



In dense tufts on the higher summits about Lake Bennett, 

 (Tarleton, no. 11, June 6, 1899). Related to Saxifraga op- 

 posit ifolia L., but differing in the smaller size, the markedly 

 naked upper part of the flowering stems, the smaller turbinate 

 hypanthium and the slender tips of the follicles. 



Saxifraga galacifolia Small, sp. nov. 



Perennial by horizontal rootstocks, glandular-pubescent 

 throughout. Leaves basal or mainly so, few ; blades mem- 

 branous, ovate or orbicular-ovate, 5-8 cm. long, dentate or 

 crenate-dentate, pale green beneath, deep green above ; cor- 



