154 Rhodora [JULY 
W. M. Pollock. Districr or CorvMBiA: — Anatoslian Island, 
April, 1881, L. M. Ward. Virernta: — Norfolk Co., near Norfolk, 
1898, Kearney, no. 1173: Pulaski Co. on Peak Mountain, alt. 2200 
ft, July, 1892, J. K. Small: Smyth Co. Pond Mountain, and 
Marion, May, July, 1892, N. L. Britton, E. G. Britton & A. M. Vail: 
Wash. Co. White Top Mt., Aug. 1892, Small. NORTH CAROLINA: — 
Henderson Co. woodland near Flatrock, June, 1904, Biltmore Her- 
barium, no. 5615 f. Sovru CaroLtina:—Oconee Co. Clemsen Col- 
lege, 1906, H. D. House, no. 1861. Grorata: — North Georgia, 1875, 
C. Wright: Bibb Co. dry woods near Holton, 19—, R. M. Harper, no. 
1806 (not typical). KENrUcKv:— banks of the Licking River, 
C. W. Short. Onto: — Lawrence Co. Ironton, April & May, 1892, 
W. C. Werner. Micutcan:— Gratiot Co. Alma, sandy swamp, 
July, 1893, C. 4. Davis: Ingham Co. campus, Michigan Agriculture 
College, Lansing, 1899. ILLINOIS: — Lasalle Co. sandstone ledges, 
Starved Rock, July, 1909, Greenman, Lansing & Dixon: Peoria Co. 
hilly woodlands, Peoria, April-June, 1904, F. E. McDonald. lowa:— 
Story Co. Ames, April, 1897, R. Combs, no. 350. MISSOURI: — 
rocky banks, Dumas, July, 1909, B. F. Bush, no. 5917: Newton Co. 
rocky banks, July, 1893, Bush, no. 85: McDonald Co. rocky banks, 
July, 1893, Bush, nos. 85a. & 85c., July, 1892, no. 30. ARKANSAS: 
— Benton Co. 1889, E. N. Plank: Yell Co. Petit Jean, April, 1903, 
H. A. Pilsbry. 
7. <A. laevis, sp. nov. 
Pyrus Botryapium Bigel. Fl. Bost. ed. 2, p. 196 (1824); not A. 
Botryapium Borkh. Handh. Forstb. ii. p. 1260 (1803). A. canadensis 
var. Botryapium Gray, Man. ed. 1, p. 130 (1848) probably; also ed. 
2. A. canadensis Gray, Man. ed. 6, p. 166 (1889), Sarg. Silva iv. 
p. 127 (1892); Brit. & Brown Ill. Fl. ii. p. 237 (1897); Brit. Man. 
p. 517 (1901); Small, Fl. Se. U. S. p. 531 (1903); Sarg. Trees N. A. 
p. 360 (1905); Robinson & Fernald in Gray's Man. ed. 7, p. 459 
(1908); Brit. N. A. Trees p. 437 (1908). 
Arbor humilis irregularis ad 13 m. (43 ped.) alta vel interdum 
frutex; foliis firmis ovato-ovalibus ovalibus vel ovato-oblongis semper 
glabris basi subcordatis rotundatis vel raro acutis apice breviter 
acuminatis margine argute serratis, junioribus luride glauco-pur- 
pureis raro viridibus demum viridibus, venis primariis 12-17-jugis 
irregularibus paulo arcuatis ad marginem reticulatis summis diver- 
gentibus, petiolis tenuibus 12-25 mm. longis; racemis plerumque 
flexuosis pendulis glabris; pedicellis perlongis; floribus grandibus 
pulchrisque; petalis 12-18 mm. longis; hypanthio campanulato post 
anthesem infra paulo constricto inconspicuo; sepalis revolutis; 
ovario ad apicem glabris; fructo purpureo vel atropurpureo glauco. 
A tree, when well developed, 13 m. high or less, shrubby in the north: 
leaves firm in texture, ovate-oval, oval or ovate-oblong, rarely slightly 
