Vor. II.] MUSTARD FAMILY. II5 
1. Cochlearia officinalis L. Scurvy- 
grass. (Fig. 1694.) 
Cochlearia officinalis I. Sp. Pl. 647. 1753. 
Cochlearia oblongifolia DC. Syst. Veg. 2: 363. 1821. 
Annual or perennial, diffuse, branching, gla- 
brous, somewhat fleshy, the branches 6/—12/ 
long. Lower leaves long-petioled, oblong, orbi- 
cular or reniform, obtuse, 14/-1’ long, dentate or 
entire; upper leaves ovate or oblong, sessile or 
short-petioled; flowers white, 2’’-3/’ broad; pet- 
als emarginate, or entire, thrice as long as the 
calyx; raceme elongating in fruit; pedicels as- 
cending, 3//-4’’ long in fruit; pods globose or 
ovoid, 2’/-3’’ long, smooth or reticulated; valves 
convex, strongly r-nerved; style 14’’ long. 
Along seacoasts and rivers, Anticosti to Greenland 
and arctic America generally. Also in arctic Europe 
and Asia. Summer. A valued antiscorbutic salad. 
8. ALLIARIA Adans. Fam. Pl. 2: 418. 1763. 
Biennial or perennial, sparingly pubescent or glabrous, erect branching herbs, with broad 
dentate cordate or reniform leaves, and rather large racemose white flowers. Sepals short. 
Petals oblong, clawed. Stamens 6. Style very short, conic. Siliques linear, narrowly cyl- 
indric, terete or nearly so, slightly constricted between the sceds when dry, the valves with 
a strong midnerve, dehiscent from the base. Seeds oblong, striate, in 1 row in each cell; 
cotyledons flat, incumbent. [From A//ium, garlic, on account of its similar odor. ] 
About 5 species, natives of Europe and Asia. 
1. Alliaria Alliaria (L.) Britton. 
Hedge-garlic. Garlic Mustard. 
(Fig. 1695. ) 
Erysimum Alliaria \,. Sp. Pl. 660. 1753. 
Sisymbrium Alliaria Scop. Fl. Carn. Ed. 2, 2: 26. 
Alltaria Alliaria Britton, Mem. Torr. Club, 5: 167. 
1894. 
Erect, branching, 1°-3° high, glabrous or with 
a few hairs on the petioles and leaf-margins. 
Leaves reniform, broadly ovate or cordate, rarely 
nearly orbicular, crenate or undulate, the lower 
2/-7’ broad on long petioles, the upper smaller, 
sessile or nearly so; pedicels 2//-3’’ long, spread- 
ing and very stout in fruit; flowers white, 3//-4/’ 
broad; pods glabrous, stiff, 1/—2’ long, 1/’ thick, 
pointed, 4-sided when dry. 
Waste places, woods and along roadsides, Ontario 
to southern New York, New Jersey and Virginia. 
Naturalized from Europe. Native also of northern 
Asia. May-June. Called also Jack-by-the-Hedge 
and Sauce.alone. 
g. SISYMBRIUM I.. Sp. Pl. 657. 1753. 
Annual or biennial, mostly tall and erect herbs, with simple entire lobed or pinnatifid 
leaves, and yellow white or rarely pink flowers. Petals generally elongated. Siliques 
elongated, linear, terete or flat, many-seeded. Valves mostly 3-nerved, dehiscent. Stigma 
nearly simple, or with 2 short lobes. Seeds in 1 row in each cell of the pod, marginless. 
Cotyledons incumbent. [Ancient Greek name of some crucifer. ] 
A genus of about 50 species, of wide geographic distribution. In addition to the following, 
about 8 other species are found in western North America. 
Leaves runcinate-pinnatifid. 
Flowers yellow; pods '4’ long, appressed. 1. S. officinale. 
Flowers cream-color; pods 2'-4' long, divergent. 2. S. altissimum. 
Leaves oblong or spatulate, dentate; flowers white or pink. 3. S. humile. 
