38 ORDER 11. CRUCIFEILE. 



2 C. laciniata. Canline Ivs. 3, 3-parted, the divisions lanceolate or linear-oblong 



obtuee, lobed, toothed or entire ; rhizome monilifonn. n Woods. If. Apr. May. 



3 C. multifida. Canline Ivs. mostly 3, and verticillate, rarely 2, multifid with na- 



meroas linear lobes ; rhizome tuberous. ii Woods, N. Car. to Ala. Rare. 9'. 



4 C. maxima. Stem about 3-leaved (2 to 7) ; Ifts. 3, ovate, toothed or cleft ; rhizome 



monilifonn, the tubers toothed. U N. Y. and Penn. Hare. 1 2f. May. 



5 C. lieteroph/lla. Stem about 2-leaved (2 or 3), leaflets 3, lanceolate and nearly 



entire ; root-lvs. of 3 ovate-oblong, toothed, and cut-lobed leaflets ; rhizome monili- 

 form, scarcely toothed, it Penn. Va. Ky. &. Flowers purple. June. 



6 C. hirsuta L. Stem (hirsute in Europe) glabrous, erect; leaves pinnately 5--11- 



foliate, terminal leaflet largest ; flowers (white) small, silique erect, linear or filiform; 

 stigma minute, sessile. @ Wet. Variable. Stem 312', slender or thick. Leaflets 

 obtuse. Pod 1'. March June. 



/3. si/lratica. Slender and delicate ; leaflets 1 or 2-toothed ; pods filiform, in- 

 curved. Grows in dryer places. 6'. (C. Virginica MX.) 



7 C. pratensis L. Cuckoo Flower. Stem ascending, simple ; leaves pinnately 7-15- 



foliate ; leaflets petiolate, subentire, lower ones suborbicular, upper linear-lanceolate : 

 style distinct. ii Swamps, N. Y. to Arc. Am. 10 l^. Flowers large. Apr. May. 



8 C. rliomboidea DC. Stems simple, erect or ascending, tuberiferons at base ; 



Biliques linear-lanceolate ; rt. Ivs. roundish, entire, st. Ivs. rhomboidal. y. May. 814'. 

 ft. purpurea. Slender, erect, few-leaved and purple-flowered. N. Y., O., Wise. 



9 C. rotundifolia MX. Stems decumbent, branching, finally stoloniferons ; leaves 



all petiolate ; pod linear-subulate ; rt. fibrous. ii Cool springs, Pa. to Car. 1 2f. May, Jn. 

 IOC. bellidlfolia L. Leaves smooth, orbicular-ovate, nearly entire, petiolate ; cau- 



line entire or 3-lobed ; siliques erect. 2f White Mts. &c. 1^3'. July. 

 11C. spatulata MX. Lvs. hirsute, the radical spatulate, petiolate ; cauline sessile, 



siliques spreading. (I) Mts. of Car. and Ga. Trailing. 6 8'. April. 



6. LEAVENWORTHIA, Torr. (Named for Dr. Leavenworth, the 

 discoverer.) Petals cuneate, retuse, or truncate. Silique flat, oblong, 

 valves indistinctly veined. Seeds in a single row, flattened, wing-mar- 

 gined. Embryo nearly straight, curving toward an accumbent form, (j) 

 Low, smooth herbs with lyrate-pinnatifid leaves. Pet. yellow at base. 



L. Michauxii (and aurea) Torr. Rocks,Ky.toTex. 26'. Lvs. mostly radical. Fls.l- -4 



7. MATTHIOLA, R Br. STOCK. (In honor of P. A. Mattliioli, phy 

 sician to Ferdinand of Austria, and botanic author.) Calyx closed, 2 of 

 the sepals gibbous at base. Siliques terete ; stigmas connivant, thickened 

 or comute at the back. Herbaceous or shrubby, oriental plants, clothed 

 with a hoaiy, stellate pubescence. 



1 Iff. INCANA. Common Stock. Brompton S. July-flower. Erect, branching from the 



woody base ; Ivs. lanceolate, entire. y. Eur. 2f. Fls. often double, white, purple. 



2 Iff. AKNUA. Ten-weeks Stock. Erect, branched ; Ivs. lanceolate, obtuse, toothed, (g 



S. Eur. 2f. Flowers infinitely various, mostly double. June Nov. 



8. CHEIRANTHUS, L. WALL-FLOWER. (Xsip, the hand, av5o5, 

 flower.) Calyx closed, 2 of the sepals gibbous at base. Silique terete or 

 compressed. Stigma 2-lobed or capitate. Seeds flat, in a single series, 

 often margined. (= o ). Garden perennials, mostly European. Leaves un- 

 divided. Fig. 55. 



C. CHEIKI. St. somewhat shrubby and decumbent at base ; Ivs. lanceolate, giabroas 

 pet. obovate. long-clawed, yellow ; stig. capitate, ii S. Eur. 2f. June. 



