114 MISSOURI BOTANICAL GARDEN. 
Keraselma oleracea Rafin. Fl. Tell. 4:116. 1836. 
(fide Index Kewensis). A. Peplus Rafin.1.c. Huphor- 
bion peplum St. Lager, Ann. Soc. Bot. Lyon 7: 125. 
1880. — Reichenb. Ic. Fl. Germ. f. 4775; Brit. & 
Brown, Ill. Flora f. 2333; Pammel, Seed-coats pil. 
IZ: f. 188: 
Many branches from the base and below the umbel; stem 
12 to 30 cm. high, erect or ascending, the lower branches 
often almost as high as the axis, striate; rays 3 to occa- 
sionally 5, 1.5 to 4 cm. long, many times branched; 
cotyledons elliptical; stem leaves obovate or rotund, obtuse 
or retuse, very thin, crisped, 5 to 25 mm. long, 4 to 12 mm. 
wide; petioles 1 cm. or less long; umbel leaves little dif- 
ferent, sessile ; floral leaves somewhat oblique, ovate, slightly 
pandurate, obtuse at both ends, sometimes mucronate, 5 to 
10 mm. wide, 6 to 15 mm. long, involucre about 1 mm. 
high and wide; lobes triangular ovate, ciliate with short 
thick hairs; glands .56 mm. long, one-half wider; horns 
much longer, spreading, the two next the sinus longest; 
bracts flattened filamentous, ciliate at the end; stamens 
10 to 15; capsule depressed globose, 2 to 2.5 mm. in 
diameter; cocci rounded; sulci deep; styles only .56 mm. 
long or less, free, deeply bilobed; seeds white, ovoid 
oblong, sub-hexagonal, 1.3 mm. long, .8 mm. wide, the 
two inner faces each with a large longitudinal sulcus, the 
four external each with about 3 large shallow pits in longi- 
tudinal rows, sometimes additional pits between the rows, 
or even 6 rows; caruncle conical, white. — Introduced from 
Europe into the northern United States and Canada from 
Wisconsin to Nova Scotia, south to Iowa and New Jersey ; 
also in California and Alabama. — Plate 30. 
Specimens examined from New York (Brown, New York, 1879, 1880, 
ballast; Coville, Oxford, 1884; Clute, Binghamton, 1896; Day, Buffalo, 
1845; Haberer, Utica, 1883); California (Leeds, Santa Clara, 1889, 1888; 
Michener & Bioletti, Berkeley, 1892); New Jersey (Parker, Camden, 
1866, ballast) ; Pennsylvania (Wolle, Bethlehem, 1846; Porter, Lancaster, 
1861, floral leaves petioled; Small, Lancaster, 1895); Maine (Furbish, 
Brunswick, 1891); Massachusetts (Sprague; Boott, Boston, 1853) ; 
30 
