CRUCIFER^E. LIX. ERYSIMUM. 



211 



13 E. VIRGA'TUM (Roth. cat. bot. 75.) leaves oblong-lanceo- 

 late, somewhat toothed, pubescent from 3-parted hairs ; stem 

 straight, round ; pods erect ; length of style rather exceeding the 

 breadth of pod. $ . H. Native of gravelly places in the Alps, 

 of Jura, and by way-sides in Holland, &c. E. hieracifolium, 

 Oed. fl. dan. 923.? Flower yellow, hardly sweet-scented. 



Var. ft, Cheiranthus firmus ; Willd. enum. suppl. 45. 

 Twiggy Treacle-Mustard. Fl. June, Jul. Clt. 1807. PI. 

 1 to 2 feet. 



14 E. LONGISILIQUOSUM (Willd. enum. 680.) leaves oblong- 

 lanceolate, entire, somewhat pubescent from 3-parted hairs ; 

 stem straight, round ; pods erect, terminated by the very short 

 style. (J.H. Native of Vallais, and about Geneva, in gravelly 

 places. E. virgatum, Schleich. pi. helv. D. C. icon. gall. rar. 

 t. 36. Stems erect, sparingly branched. Flowers pale yellow ; 

 claws of petals length of calyx. 



Long-podded Treacle-Mustard. Fl. June, July. Clt. 1819. 

 PI. 2 feet. 



15 E. C^ESPITOSUM (D. C. syst. 2. p. 497.) leaves somewhat 

 linear, quite entire, pubescent from 2-parted hairs ; stems tufted, 

 suffruticose ; pods erect ; length of style twice the breadth of the 

 pod. 1(. . Tj . H. Native of Persia, on the mountains in the 

 province of Ghilan or Guylan. Stems branched, tufted. Flowers 

 yellow ; petals obovate. 



Tufted Treacle-Mustard. Fl. July, Aug. Clt. 1828. PL J ft. 



16 E. HIERACIFOLIUM (Lin. spec. 923.) leaves lanceolate, nar- 

 rowed at the base, remotely and sharply sinuately-toothed, stem 

 straight, a little branched, round ; pods erect. <J . H. Native 

 of Hercynia, about Neustad, on mountains ; in Sweden ; about 

 Moscow, but rare : on Mount Haemus. E. strictissimum, Fl. 

 vetter. 2. p. 451, from Gmel. E. MarschaHianum, Andrz. 

 cruc. ined. ? J. Bauh. hist. 2. p. 873. f. 2. Besl. eyst. ord.2. 

 t. 15. f. 2. Flowers pale-yellow, scentless. Allied on the one 

 side to E. repdndum, and on the other to E. odoratum. 



Far. ft, patulum (D. C. syst. 2. p. 497.) pods spreading. 

 Harvkweed-leaved Treacle- Mustard. Fl. May, Jun. Clt. 1820. 

 PL 1 to 2 feet. 



17 S. CREPIDIFOLIUM (Rchb. ex. Spreng. syst. 2. p. 906.) 

 stem branched ; leaves linear, dilated at the apex, sinuate-toothed, 

 scabrous with 3-parted hairs ; claws of petals exceeding the ca- 

 lyx ; siliques very long, spreading, crowned by the almost sessile 

 stigma. $ . H. Native of Germany. Flowers yellow. . 



Crepis-leaved Treacle-Mustard. Fl. May, June. Clt. 1829. 

 PL 1 foot. 



18 E. AU'REUM (Bieb. fl. taur. 2. p. 117. suppl. p. 440.) 

 leaves lanceolate, pointed, toothed, pubescent, green ; branches 

 and pods spreading ; stigma thick, 2-lobed, somewhat pedicelled. 



$ , H. Native of thickets at Cape Caucasus, between Mosdok 

 and Kisljar, at the river Terek, and alsa at the river Kuma. 

 Plant green. Stems branched at the top. Leaves somewhat sca- 

 brous witM 3-parted hairs. Flowers golden, Deless. icon. sel. 2.t. 66. 

 GoWere-flowered Treacle-Mustard. Fl. May, June. Clt. 1820. 

 PL 2 or 3 feet. 



19 E. IBE'RICUM (D. C. syst. 2. p. 498.) lower leaves runci- 

 nate, toothed, upper ones lanceolate, undivided ; floriferous 

 branches and pods compressed, 4-sided, erectly-spreading. $ . H. 

 Native of Caucasus on Alp Kaischaur, towards the snowy region, 

 in the mountains about the Kuban, at the falls in Jucharibasch. 

 On Mount Ararat, in Armenia, where it flowers in August and 

 September. Plant green, at first sight smooth, but is scabrous, 

 with 3-parted, reversed hairs. Stems erect, simple or branched. 

 Flowers yellow. Cheiranthus Armeniacus, Sims, bot. mag. t. 

 835. A beautiful plant. 



Iberian Treacle-Mustard. Fl. May, June. Clt. 1803. PL 1 ft. 



20 E. CHEIRANTHOIDES (Lin. spec. 923.) leaves lanceolate, 

 somewhat denticulated, green, and somewhat scabrous; pods 



erectly-spreading, twice the length of the pedicels ; stigma small, 

 almost sessile. O- H. Native throughout the whole of Eu- 

 rope, from France and Italy to Lapland and Siberia ; also in Vir- 

 ginia and Louisiana ; plentiful in Britain, in turnip fields, gardens, 

 osier-holts, hedges, and the margins of fields. Jacq. aust. t. 23. 

 fl. dan. 731. Smith, engl." bot. t. 942. Gaert. fruct. 2. p. 297. 

 t. 143. Schkuhr. handb. 2. no. 1837. t. 183. Cheiranthus ery- 

 simoides, Huds. angl. 287. E. turritum, var. (3, Lam. fl. fr. 2. 

 p. 514. Cheiranthus turritoides, Lam. diet. 2. p. 716. E, 

 cheiranthifolium, Gilib. fl. lith. in Ust. del. opus. 2. p. 361. 

 E. parviflorum, Pers. ench. 2. p. 199. Nutt. gen. amer. 2. p. 

 18. Stem erect, branched, rough, with small close, deflexed, 

 mostly simple bristles. Leaves and pods clothed with minute 

 forked bristles. Flowers small yellow. 



Var. (8, Cheiranthus scapigerus (Willd. prod. no. C63. t. 5. f. 

 10.) stems almost leafless, bearing scape-like racemes. 



Var. y, Cheirdnthus aquaticus (Lejeune, fl. spa. 2. p. 68.) 

 stem diffuse ; leaves ovate lanceolate, blunt ; pods spreading an 

 inch long, seated on pedicels 4 lines long. Native of rivulets in 

 Holland. 



Worm-seed or Wall-fioner-like Treacle-Mustard. Fl. July. 

 Britain. PL 1 to 3 feet. 



21 E. REPA'NDUM (Lin. atnoen. 3. p. 415.) leaves linear-lan- 

 ceolate, repand-toothed, somewhat pubescent with forked hairs ; 

 pods spreading, hardly thicker than the short pedicels, to- 

 rulose ; stigma sessile. O- H. Native of corn-fields in the 

 more temperate parts of Europe, particularly in Spain, Piedmont, 

 Etruria, Thuringia, Austria, Bohemia, Transylvania, Greece, 

 Tauria, and Iberia. Jacq. aust. t. 22. E. ramosissimum, Crantz. 

 aust. p. 29. Cheiranthus ramosissimus, Lam. diet. 2. p. 717. 

 Stem much branched at the top. Flowers yellow. Seeds ru- 

 fous, oblong. 



Var. j3, simplex (D. C. syst. 2. p. 500.) stem simple, not 

 branched, Mich. hort. fl. p. 49. no. 9. PI. | foot. 



.Ke/>and-toothed-leaved Treacle-Mustard. Fl. May, June. 

 Clt. 1772. PL 1 to 2 feet. 



22 E. ? TENE'LLUM (D. C. syst. 2. p. 500.) leaves linear, re- 

 pandly-toothed, stem almost simple ; pods spreading ? roundish ; 

 stigma 2-lobed, pedicelled. O- H. Native of the Levant, be- 

 tween Aleppo and Mossul. Very like E. repdndum, var. /3, 

 but the flowers are much larger. Flowers yellow. 



Pliant Treacle-Mustard. Fl. ? PI. | foot. 



23 E. HELVE'TICUM (D. C. fl. fr. 4. p. 658.) leaves linear, 

 entire, grey with appressed forked hairs ; stem erect, hardly 

 branched ; pods erectish : stigmas pedicelled, emarginate. $ . 

 H. Native of Switzerland in dry exposed places in valleys about 

 Lenk, at the bottom of Mount Cramont. In Piedmont ; in Car- 

 pathian mountains, near the termination of the range of Firs ; 

 also in Sicily. Cheiranthus Helveticus, Jacq. vind. t. 9. E. 

 linearifolium, Mosnch. meth. 85. Cheiranthus pallens, Hall, fille. 

 E. pallens, Pers. ench. 2. p. 200. E. Bonnanianum, Presl. ex. 

 Spreng. Petals obovate, pale yellow. 



Swiss Treacle-Mustard. Fl. May, Jul. Clt. 1793. PL l foot. 



24 E. CANE'SCENS (Roth. cat. bot. 1. p. 76.) leaves linear, 

 entire, or somewhat toothed, greyish with forked hairs ; petals 

 obovate-oblong ; claws of the petals longer than the calyx ; pods 

 erect, 5-times longer than the pedicels ; stigma almost sessile. 



$ . H. Native on hills throughout the south of Europe, in dry 

 and exposed places, Spain, south of France, Italy, Carniola, 

 Vallais, Austria, about Vienna ; also of Sicily. Cheiranthus 

 alpinus, Lin. mant. 93? Jacq. aust. 1. p. 48. t. 75. E. syl- 

 vestre, Scop. earn. ed. 2. no. 630. E. diffusum, Ehr. beit. 7. 

 p. 157. Cheiranthus Bocc6ni, All. ped. no. 988. t. 58. f. 2? 

 E. crassistylum, Presl. ex. Spreng. A very polymorphous plant 

 with the stems sometimes solitary, sometimes diffuse, branched. 

 Flowers yellow, scentless. 

 Ee 2 



