1912 Wiegand,— Amelanchier in eastern North America 141 
Co., Plevna, August, 1902, J. Fowler: Simcoe Co. Gravehurst, August, 
1897, Biltmore Herb., no. 5664. Micu1agan:— Huron Co. in poor and 
sandy ground in open woods, Sand Point, July, 1908, C. K. Dodge, 
Nos. 74, 76; Stony Island, Saginaw Bay, “ plentiful in poor and sandy 
ground,” July, 1908, C. K. Dodge, no. 75: Allegan Co. beach sand 
near Saugatuck, August, 1896, C. F. Wheeler. Mrtxnnesota: — Hen- 
nepin Co. Falls of Minnehaha, July, 1886, L. H. Bailey. 
Forma GRANDIFLORA. New York:— Chenango Co. Norwich, 
May, 1892, H. L. Stewart: Tompkins Co. Fall Creek Ravine, Ithaca, 
May, 1882, W. R. Dudley, 1896, K. M. Wiegand; McKenney’s Glens, 
Ithaca, 1899, Wiegand; Southwest corner of Cayuga Lake, Ithaca, 
1899, Wiegand. 
Var. GASPENSIS. QUEBEC: — Gaspé Co. thicket near mouth of 
River St. Anne des Monts, August, 1905, Collins & Fernald; rocky 
bank, Percé Mt., Percé, August, 1904, Collins, Fernald & Pease; 
banks of Grand River, July, 1908, Geo. H. Richards, July, 1904, 
Fernald: Matane Co. banks of Matane River 10 miles up stream, 
August, 1904, F. F. Forbes: Rimouski Co. dry ledges, Bic, July, 
1904, Collins & Fernald: Bonaventure Co. alluvial woods, mouth of 
Bonaventure River, July, 1902, Williams & Fernald; gravelly beach 
and flats, Bonaventure River, August, 1904, Collins, Fernald& Pease. 
2. A. humilis sp. nov. 
A. spicata many Amer. authors, in part, probably; not A. spicata 
(Lam.) Koch, Dendrol. i. p. 182 (1869). 
Frutex 3-12 dm. altus caespitosus substoloniferus; folis ovali- 
oblongis ovalibus vel obovato-cuneatis basi subcordatis vel rotundatis 
apice obtusis margine grosse dentato-serratis, dentibus valde patenti- 
bus, junioribus subtus dense tomentosis, pilis pallide flavescentibus, 
demum glabratis subviridis, venis subevanescentibus, petiolis 8-20 
mm. longis; racemis densis erectis tomentosis; petalis 7-10 mm. 
longis obovato-oblongis; hypanthio pelviformi post anthesem infra 
constricto; sepalis brevibus triangulari-lanceolatis vel-ovatis ab 
medio revolutis; ovario ad apicem dense lanato; fructu atropurpureo 
glauco. 
A rather stiffly upright shrub, 3-12 dm. high, growing in patches 
from rhizome-like bases (stoloniferous), the individual stems scat- 
tered: leaves oval-oblong or less commonly oval, rarely obovate- 
cuneate (blade of average leaves 2.5-5 em. long by 2-4 cm. broad), 
sub-cordate, rarely rounded at the base, broadly rounded to a low 
angle at the apex, rarely sub-acute or sub-truncate; margin coarsely 
dentate-serrate to below the middle, or in stunted plants to the middle 
only; teeth rather low, often double, ascending, abruptly short- 
apiculate from a blunt summit, sinus acute (4-5 teeth per cm., about 
20 teeth on each side when toothed to the base); green above when 
