CRUCTFERiE. 



25 



B. No Pedicel within the calyx. Tod not 

 droo])ing. 



2. erucoides. Pods nearly erect. Style en- 

 sifonn. L. sessile, runcinato-lyrate, dentate. 

 Pet. white, with purplish claio. a. Alltheyear. 

 Fields and vineyards. Mdt. Fr. It. 



3. tenuifolia. Smooth. Fr.-stalks spread- 

 ing. Style sub-cylindi'ical. Stem leafy. Upper 

 L. undivided ; lowest pinnatipartite. Pet. 

 obovato-subrotund, with a short claw, yellow. 

 Pedicels much longer than Fl. p. 5, 9. Walls, 



fields, and zmcult. Varies ivith L. doubly 

 pinnatifid, mid all undivided. 



4. muralis. Pods ascending, on spreading 

 stalks. Style cylindrical, short. L. with scat- 

 tered hairs. Root L. dentato-sinuate or lyrate, 

 smooth. Pet. obovato-subrotund, with a short 

 claw, yellow. Stems ascending, nearly naked. 

 Pedicels about equalling Fl. a. 7-10. Barren 



fields. 



5. viiuinea. Pods erect. Style somewhat 

 cyKndi-ical, short. Root L. sinuato-lyi-ate, very 

 obtuse, smooth. Pet. oblongo-obovatc, at- 

 tenuate. Stems ascending, naked. Pedicels 

 shorter than Fl. Pet. only about as long 

 a^s calyx. a. 4-11. Dry clay. Coasts of 

 Mdt. 



6. Barrelieri. Pods erect. Style angular, 

 short. Root L. runcinato-dentate, hispid. Stems 

 ascending, naked ; upper part smooth. Pedicels 

 shorter than Fl. a. I)ry. It. ? Not in Bert, or 



Guss. 



7. scaposa. " Pods erect. Style short, 

 somewhat filiform. Root L. smooth, oblong, 

 pimiatifid. Lobes short, entke. Stems naked, 

 very short, erect ; upper part hairless, a. 3, 4. 

 Lampedusa." — DC. 



8. saxatilis. Pods erect, attenuate. Style 

 short, conical. Root L. somewhat fleshy, pin- 

 natifid. Segments entire. Stems nearly naked, 

 erect, p. Rocky hills. Digne. Mt. St. Victoire. 



77. ERUCA. 



1. sativa. L. lyrato-pinnatifid. Segments 

 dentate, acute. Stalk shorter than the deci- 

 duous calyx, a. 3, 4. Cojii. s. Em-. Nancy. 



2. hispida. "L. lyrato-pinnatifid. Segments 

 dentate, acute, the terminal obtuse. Stalk 

 longer than the deciduous calyx, a. Summer. 

 Fields. Agosta?" — Guss./ro?« Presl. 



78. MORICANDIA. 

 1. arvensis. Pod 4-edged. Stem L. cor- 



dato-amplexicaul, quite entire, b. (sufTr. Gus.s.) 

 4-6. Prov. Veiitimiglia. Sic. 



Tribe IX. SISYMBMEM 



79. SISYMBRIUM. 



A. Fl. axillary. 



1. polyceratium. Pods erect, 2 or 3 to- 

 gether. L. siimato-runcinate. a. 4-8. Bry. 

 s. Eur. 



B. Fl. in Rac. Pods subulate, adpressed. 



2. officinale. L. runcinate. Stem with 

 deflexed bristles, a. 6, 7- Waste. 



C. Fl. in Rac. Pods cylindrical, .spreading. 



3. strictissimum. L. lanceolate, midivided. 

 Cal. spreading. Seeds linear-oblong, p. 5-7. 

 Moist valleys, m. Em-. 



4. hispanicum. L. lanceolate, toothed, 

 sessile, hairless. Branches divaricate. Pod 

 erect. Seeds oval, three-edged, b. s. Fr. ? 



5. austriacum. " Stem and L. nearly 

 smooth. L. runcinato-pinnatifid. Divisions 

 triangular, acute, or lanceolate ; the terminal 

 larger ; those of upper L. elongated. Sepals 

 spreading. Pods approximate, spreading, or 

 declined on an ascending staEt ; younger ex- 

 ceeding Fl. b. 5, 6. Stony hills. G. occ. 

 "/3. taraxacifolium. Pods with a few bristles. 



s. Fr. 

 " 7. acutangulum. Pods shorter, arching to- 

 wards the common stallc. Alps. Pyr." — 

 Koch. 



6. erysimoides. L. lyrato-pinnatipartite. 

 Divisions unequally and acutely toothed ; the 

 terminal one very large. Rac. lax. Fr.-stallcs 

 very short. Pods nearly horizontal, a. 3. 

 Calc. hills. GarteUi in Sard. — Bert. 



7. Sioeselii. Stem and lower L. hispid. L. 

 runcinato-piimatifid. Di\dsions without aui'i- 

 cles ; those of lower L. oblong, of upper lanceo- 

 late ; temiinal division large, hastate. Sepals 

 spreading. Pods ascending, twice as long as 

 sp^-eading stalk, b. 6, 7- Walls and rubbish. 

 G. occ. 



8. Irio. L. rancinato-pinnatipartite. Divi- 

 sions without auricles; those of lower L. oblong, 

 of upper lanceolate. Sepals somewhat spread- 

 ing. Pods spreading, fom- times as long as staUc. 

 b. 5-7. Cult, and waste, lower Austr. Thu- 

 ringia. VaU. Fi*. It. 



9. altissimum. " Upper partsmooth. Stem 



