226 



Oedee 13.— CRUCIPER^. 



at base, of 4 petals united into a spongy mass, eylindrio, compressed, taperlJig 

 upward, 2-lipped. Fine for arbors, Jn., Aug.f 



3. CORif DALIS, DC. (Gr. name of the Fumitory, from which genus 

 this was taken.) Sepals 2, small ; petals 4, one of which is spurred at 

 the base ; stamens 6, diadelphous ; filaments united into two equal sets 

 by their broad bases, which sheath the ovary ; pod 2-valved, compress- 

 ed, many-seeded. — Lvs. cauline. Pedicels racemous, bractless. 



1 C. glatloa Ph. Sts. erect; leaf-hhes obtuse; bracts minute, pods erect. — © A 

 smooth, delicate plant, in mountainous woods, Can. to N. Car., covered with a 

 glaucous bloom. Root fasiform. St. 1 — 4f high. Lfts. nearly 1' long and J as 

 wide, cut into 3, obtuse lobes. Hs. terminal, on the nearly naked branches. 

 CaL of 2, ovate, acuminate sepals, between which, placed crosswise, is balanced 

 the cylindrical, ringent corolla, beautifully colored with alternating shades of red 

 and yellow. Apr. — Jl. 



2 C. aiirea WiUd. Golden Coetdalis. Sts. low, diffuse (finally ascending); 

 leaf-lobes acute ; pods pendulous ; bracts linear-lanceolate, dentate, as lairge as the 



Jkwer ; rac. seound, opposite the leaves and terminal. — 2) In rocky shades. Can. 

 to G-a. and La. St. 8—^12' high, with finely divided leaves. Hs. bright yellow, 

 about half as long (4") as the torulous pods which succeed them. Apr. — JL 



4. FUMARIA, L. Fumitoet. (Lat. fumus, smoke ; from its dis- 

 agreeable odor.) Sepals 2, caducous ; petals 4, unequal, one of them 

 spurred at the base ; filaments in 2 sets, each with 3 anthers ; nut 

 ovoid or globous, 1-seeded and indehiscent. — Lvs. cauline, finely dis- 

 sected. 



P. ofiScin^lis L. St. suberect, branched and spreading; lvs. bipinnate; raa 

 loose ; sep. ovate-lanceolate, acute, about as long as the globous, retuse nut. — 

 A small, handsome, smooth plant, 10 — 15' high, in sandy fields and about gar- 

 dens, introduced fi:om Europe. lifts, cut into segments, dilated upwards. Fls. 

 small, rose-colored, nodding, the pedicels becoming erect in fruit, arid twice as long 

 as the bracts. Jl., Aug. § Eur. 



Oeder Xm. CETJCIFERiE. Ckucifbrs, 

 2 s ^^ 6 



(.m) 



v\^V/> 



620. A flower of Slnapis nl(ri'a. 1. The stamens (4 long 

 and 2 short) and jitstll. 2. Plan of the flower,— stamens 

 in 2 rows, outer row half wanting. 8. A silique,— 4. partly, 

 open, showing the septum with seeds attaolied. 6. Cross 

 section of a seed, cotyledons Qondnplicate (0»). 6. Cross 

 section of a seed of Capsella, the cotyledons Incumbent (0 1 ). 

 7. Section of a winged seed of Arabis Canadensis, cotyle- 

 dons accumbent (0=). 



Meris with a pungent, watery ]uloe, and alternate, exstipulate leaves, with 

 flotoera cruciform, tetradynamous, generally in racemes, and bractless. Sepab 4, 

 deciduous; petals 4, hypogynoua, with long claws and spreading limbs. Stamms 

 6, the 2 outer, opposite ones shorter than the 4 interior. Ovaa-y 2-carpeled, 2-ceUed 



