84 MISSOURI BOTANICAL GARDEN. 
and Iowa.— Specimens examined from New Brunswick 
(Chalmers, 1876; Fowler, 1870, 1871, with valves evi- 
dently toothed and very unequal in the same panicle, some 
of them 8 mm. long), Prince Edward’s Island (Macoun, 
1888) and other points in Canada (Macoun, 1865, 1882, 
1888), Maine (Redfield, 1889), New Hampshire (Blake, 
1861), Massachusetts ( Boott, 1864, 1866; Robbins ; Jesup, 
1872, 1876; Rhode Island (Congdon, 1873, 1878), Con- 
necticut (Haton; Potter), New York (Torrey; Vasey, 
1882), New Jersey (Austin, 1861; Britton, 1887), 
Pennsylvania ( Wolle, 1841, 47; Garber), Ohio (Lea, 
no. 10), Illinois ( Vasey), Michigan ( Wright, 1838; Rob- 
bins, 1863, 52), Minnesota (Douglass, 1891), Wisconsin 
(Lapham, 1843; Pammel, 1887), and Iowa (Arthur, 100; 
Hitchcock). — Plate 21. 
10. R. crispus, L.— A couple of feet high, erect, rather 
stout, simple, glabrous to slightly papillate, leaves bluish 
green, the petiole and principal veins papillate, very wavy 
margined, the lowest ample, elliptical to mostly oblong- 
lanceolate, rather obtuse, rounded or decurrently acutish 
at base ; flowering branches rather strict, somewhat leafy ; 
whorls dense and approximated; pedicels about one-half 
longer than the fruit, tumidly jointed near the base ; valves 
3 to 5 mm. long, round-ovate, barely cordate, rounded or 
with a broad blunt acumination, minutely erose or ex- 
ceptionally broadly dentate below ; callosities 3, subequal, 
or two smaller, often rosy, smooth, ovoid, reaching to the 
middle of the valve; achene 1.5x2.5 mm.—Sp. i. (1753), 
335; Meisner, DC. Prod. xiv. 44.— Roadsides, pastures, 
etc., everywhere; introduced from Europe.— Specimens 
examined from various points in Canada, Maine, Massa- 
chusetts, New York, Delaware, Maryland, District of 
Columbia, Virginia, South Carolina, Alabama, Florida 
(Chapman), Mississippi, Louisiana, Indian Territory, Ohio, 
Illinois, Missouri, Michigan, Minnesota, Wisconsin, Iowa, 
Nebraska, Colorado, Utah (Jones, 1879, 1183), Wyoming? 
