ALYSSUM. | XI. CRUCIFER/. 163 
; 5. COCHLEARIA. Tourn. 
Lat. cochlear, a spoon ; refering to the concave leaves. 
Calyx equal at base, spreading; petals entire; stamens without 
teeth ; silicle sessile, oblong or ovoid-globose, with ventricose valves ; 
seeds many, not margined ; 0—.—Fs. white. 
1. C. Armoracta. Horse Radish.—Radical lws. oblong, crenate; cauline long, 
lanceolate, dentate or incised, sessile; sélicle elliptic? A common garden 
herb, native of Europe. Root fleshy, large, white, very acrid. Stem 2—3f 
high, angular, smooth, branching. Radical leaves near a foot long, 4 as wide, 
on long, channeled petioles. Lower stem-leaves often cut in a pinnatifid 
manner, upper toothed or entire. Flowers small, in corymbose racemes. The 
root is a well known condiment for roast beef and other viands. Jn. 
B. aquatica. ay aquatica. Eaton and 1st edit.) Lvs. all pinnatifid, the 
lower ones doubly and finely so. Wet places, often submerged.§ 
2. C. oFFIcINALis. Scurvy Grass—Radical lvs. cordate, petiolate; cauline 
ovate, angular or dentate; silicles oval-globose, half as long as the pedicel.— 
2 Native of Europe andof Arctic Am. Stem 8—12/high. Root leaves 4—18’ 
long, as wide. Flowers racemed. Occasionally cultivated for its powerful 
antiscorbutic properties. Jn. 
6. SUBULARIA. 
% Named in reference to the linedr-subulate leaves. 
Silicle oval, valves turgid, cells many-seeded ; stigma sessile ; coty- 
tedons linear, curved.—@ Aquatic, acaulescent herbs. 
S. aquatica. Awlwort. oe 
A small plant growing on the muddy shores of ponds in Maine, Nutt., 
«nd near the White Mts., Pickering. Leaves all radical, entire, subulate, an 
-iach in length. Scape 2—3’ high, racemose, with afew minute, white flowers, 
en slender pedicels only 2” in length. Jl. 
7. CAMELINA. Crantz. 
Gr. yapat, dwarf; duvov, flax. 
Calyx equal at base; petals entire; silicle obovate or subglobose, 
with ventricose valves and many-seeded cells; styles filiform, persis- 
tent; seeds oblong, striate, not margined, 0 |. 
C. sativa. Crantz. (Myagrum. Linn.) Gold-of-pleasure. False Flax. 
Lvs. lanceolate, sagittate at base, subentire ; silicle obovate-pyriform, mar- 
gined, tipped with the pointed style—@) In cultivated fields. Stem 14—23 f. 
high, straight, erect, branching. Leaves roughish, 1—2’ long, clasping the 
stem with their acute, arrow-shaped lobes. Flowers small, yellow, in panicu- 
lated racemes. Silicles 2—3” long, on pedicels 2—3 times as long.—Said to 
be cultivated in Germany for the oil which is expressed from the seeds. -Jn.{ 
8. ALYSSUM. 
Gr. a. privative ; Avoca, rage ; supposed by the ancients to allay anger. 
Calyx equal at base; petals entire; some of the stamens with 
teeth ; silicle orbicular or oval, with valves flat or convex in the cen- 
tre; seeds 1—4 in each cell. 
1. A. saxaTite. Rock Alyssum. Madwort.—wSt. suffruticose at base, subco- 
rymbose ; vs. lanceolate, entire, downy; silicle ovate-orbicular, 2-seeded; sds. 
margined.—An early-flowering garden perennial, native of Candia. Stem If 
high, with numerous yellow flowers in close corymbose bunches. Apr. May.f 
2. A. MaRiTimumM. Lam. Sweet Alysswm.—St. suffruticose and procumbent 
at base; /vs. linear-lanceolate, acute, somewhat hoary; pods oval, smooth.— 
2| A sweet-scented garden plant, with fine leaves and small white flowers« 
Stem a foot in length, Flowers from Jn. to Oct.—All the species of Alyssum 
are of easy culture in common loamy soils. t+ 
