igoi] Holm — Canadian Gentians. hi 



fringed along the sides, but merely denticulate across the summit; 

 nectariferous glands 4 at the base of the corolla-lobes : stamens 4 

 with broadly winged filaments, these ciliate in the middle: anthers 

 at first introrse : pistil fusiform, stipitate with short but distinct 

 style: stigma roundish : mature capsule shorter than the corolla : 

 seeds rough with numerous long papillae. 



Prairies, gravelly soil and margins of marshes. The Geologi- 

 cal Survey specimens are from Lees Creek at Cardston, Alberta; 

 Red Deer, Alberta; along the Bow River to Banff, Rocky Moun- 

 tains, where it is very abundant; Waterton Lake, Lat. 49*^ 05'; and 

 F^ort Pitt, Saskatchewan. 



Gentiana procera. — Annual, glabrous except the calyx: stem 

 erect, angled, 25 to ^about 50 cm. high, branched above : lowest 

 leaves spathulate or oblong-lanceolate, obtuse, the upper linear- 

 lanceolate, acute: branches i — 3-flowered with 2 or 3 pair of leaves: 

 calyx I ^ to 3 cm. long, unequally cleft to the middle or a little 

 above, 4-lobed, the longer lobes linear-lanceolate, the shorter much 

 broader with membranaceous margins, all acuminate and carinate, 

 scabrous: corolla, deep blue, 2 to 5 cm. long, 4-lobed, the lobes 

 very veiny, roundish with many long fringes along the sides and 

 dentate across the summit: nectariferous glands as in G. Mncounii: 

 stamens 4, the filaments naked, otherwise as in the preceding 

 species ; ovary shortly stipitate with short style and a roundish, 

 somewhat lobed stigma : mature capsule much shorter than the 

 corolla : seeds with long papilhe. 



Represented in the Herbarium of the Geological Survey of 

 Canada by specimens from near Sarnia, Ont. (C K. Dodge); Lake 

 Huron {Dr. Richardson); Stony Mtn., Man. [Jolin Macoiui); and in 

 the Gray Herbarium of Harvard University from Goat Island 

 Niagara Falls; shore of Lake Superior, Charlevoix, Mich.; and 

 Minnesota. 



Gentiana nesophila. — Annual, glabrous: stem erect, angled, 

 6 to 9 cm. high, much branched from near the root : leaves glau- 

 cous, densely crowded and forming a rosette, roundish or obovate, 

 tapering into the petioles, the cauline spathulate or lanceolate, ob- 

 tuse : peduncles sometimes as many as 12, stout, 1 -flowered with 2 

 or 3 pair of leaves : calyx glaucous and wholly glabrous, about 1]/^ 

 cm. long, unequally cleft to near middle, 4-lobed, the longer lobes 

 narrow and keeled, the shorter much broader with membranaceous 

 margins, but not carinate : corolla pale bluish in dried specimens, 

 2 to 2^ cm. long, 4-lobed, the lobes roundish with a very few 

 lateral teeth, but no Iringes, erosely denticulate across the sum- 

 mit: nectariferous glands 4 : stamens 4, with winged filaments : 

 ovary shortly stipitate, the style distinct, with a roundish stigma : 

 mature capsule shorter than the corolla : seeds with short, obtuse 

 papilla. 



Known only from near Salt Lake, Anticosti, Quebec, where it 

 was- collected by Prof. John Macoun on low, moist ground; in flower 

 August, 1883. ' 



