1921] Fernald, — Expedition to Nova Scotia 297 



foliis basilaribus anguste obovatis vel spathulato-oblanceolatis supra 

 glabris viridibus lucidis. 



Differing from the typical form of the species in having the basal 

 leaves narrowly obovate or spatulate-oblanceolate, glabrous, green 

 and shining above. — Prince Edward Island and Nova Scotia to New 

 York. Prince Edward Island: open woods, Brackley Point, 

 June 30, 1888, J. Macoun, no. 11,285; dry banks and open woods, 

 O'Leary, July 3, 1914, Fernald & St. John, no. 11,199; dry sandy 

 soil, Morell, June 29, 1914, Fernald & St. John, no. 11,198. Nova 

 Scotia: pasture-fields, Yarmouth, May 28, 1910, J. Macoun, no. 

 80,745; moist mixed woods and thickets, Meteghan, July 7, 1920, 

 Fernald & Long, no. 22,832. Maine: gravelly bank, Orono, June 

 4, 1898, Fernald, no. 2364 (type in Gray Herb.); slate ledges, Lead- 

 better Falls, Township iv, Range 18, Somerset Co., July 0, 1917, 

 St. John & Nichols, no. 2500; dry bank, Perry, July 9, 1909, Fernald, 

 no. 2247; dry rocky banks, Cutler, July 4, 1902, Kennedy, Williams, 

 Collins & Fernald; roadside north of Town Hill, Mt. Desert Island, 

 July 3, 1897, Hand; Somesville, July 7, 1897, Rand; dry field, Bristol, 

 May 26, 1898, Chamberlain, no. 565; North Berwick, May 30, 1899, 

 Parlin, no. 1150. Vermont: roadside, Willoughby, June 9, 1898, 

 Williams; Proctor lot, Rutland, June 6, 1899, Eggleston; Bald Mt., 

 Shrewsbury, June 6, 1899, Eggleston. Massachusetts: grassy 

 bank, Leicester, May 30, 1912, Hunnewell & Wiegand; shaded road- 

 side, Southbridge, May 25, 1900, Harper; Orange, May 11, 1912, 

 Fernald, Hunnewell & Wiegand; rocks, Whatley Glen, Whatley, 

 May 17, 1913, Harger & Fernald; old pasture, Chester, May 17, 

 1913, Weatherby & Bean; wet ground, Savoy, May 31, 1901, Hoff- 

 mann; rocky open bank, Sheffield, May 30, 1919, Bean & Fernald. 

 Rhode Island: sheltered roadside banks and grassy clearings bor- 

 dering thickets near Nayatt, Barrington, May 30, 1911, Fernald. 

 Connecticut: bank, Burnside, May 3, 1903, Weatherby. New 

 York: along roadside, high on the bluffs of West Canada Creek, 

 East Herkimer, June 4, 1904, Habercr, no. 3079; in shade of arbor 

 vitae, border of Hidden Lake, Litchfield, June 15, 1902, Haberer, 

 no. 1717; hillside slopes in shade of arbor vitae, border of Cedar 

 Lake, Litchfield, June 15, 1902, Haberer, no. 1718; sandy knolls, 

 Deerfield, May 16, 1910, Haberer, no. 2014, in part. 



On account of the bright green upper surfaces of the basal leaves 

 confused with A. canadensis Greene, under which name most speci- 

 mens have been distributed. Var. chlorophylla, however, has the 

 heads of A. ncodioica and its cauline leaves are clearly of that species. 

 In A. canadensis the upper cauline leaves are terminated by an elon- 

 gate usually twisted thin scarious appendage; in A. ncodioica and 

 all its varieties the upper cauline leaves are merely subulate-tipped 

 or mucronate. Macoun's no. 11,285 from Prince Edward Island was 



