CRUCIFERjE. I. MATHIOLA. 



151 



99 RAPI'STRUM. Silicle 2-jointed, upper joint ovate, wrink- 

 led. Seeds solitary in the cells, the one in the upper joint 

 is erect, and the one in the lower is pendulous. 



100 DIDE'SMUS. Silicle 2-jointed, each joint containing 1-2 

 seeds, lower joint truncate at the top, upper one bearing the style. 



101 ENARTHROCA'RPUS. Silique 2-jointed, lower joint ob- 

 conical, short 1-2-seeded, upper one 9-10-seeded, but loculate 

 within (f. 47. k.~). 



102 RA'PHANUS. Silique transversely many-celled or separat- 

 ing into many joints (f. 47. m.). 



SUB-ORDER IV. SPIROLO' EEJE. (D. C. syst. 2. p. 1 54. prod. 

 1 . p. 228.) Cotyledons incumbent, linear, spirally or rather cir- 

 cinately twisted (f. 45. k. I.). 



TRIBE XVII. 



BUNIA'DEJE or SPIROLO'BE^E NUCAMENTA'CEJE (D. C. syst. 2. 

 p. 154. prod. 1. 228. ). Silicle nucumentaceous, indehiscent, 2-4- 

 celled (f. 46. *.). Cotyledons truly circinately twisted (f. 45. 

 k. I.}. 



103 BU'NIAS. Character the same as that of the tribe. 



TRIBE XVlII. 



ERUCARIE\S or SPIROLO'BEJE LOMENTA'CE^E (D. C. syst. 2. p. 

 154. prod. I. p. 230.). Silique lomentaceous, 2-jointed, lower joint 

 Z-celled, upper one ensiform (f. 47. I.}. Cotyledons replicate, 

 somewhat spiral (f. 45. /.). 



104 ERUCA'RIA. Character the same as the tribe. 



SUB-ORDER V. DIPLECOLO'BEjE. (D. C. syst. 2. p. 154. 

 prod. 1. p. 230.) Cotyledons incumbent, linear, with 2 legs or a 

 double plait, that is to say, plaited twice crosswise (f, 45. m. f. 

 47. p.). Seeds depressed. 



TRIBE XIX. 



HELIOPHI'LE* or DIPLECOLO'BE^S SILIQUO'S^E ( D. C. syst. 2. 

 p. 154. prod. I. p. 231.}. Silique elongated (f. 47. o.) rarely 

 oblong or oval ; dissepiment linear or oval ; valves flat, or in those 

 with elongated siliques they are rather convex (f. 47. o.). 



105 CHAMI'RA. Calyx with 2 spurs at the base. 



106 HELIO'PHILA. Calyx equal at the base. 



TRIBE XX. 



SUBULARIE\S Or DlPLECOLO v BEiE LATISE'pT* (D. C. Syst. 2. p. 



155. prod. 1. p. 235. j. Silicle oval (f. 47. n.) milh an elliptical 

 dissepiment, convex valves, many-seeded cells, and a sessile stigma 

 (f. 47. .). 



107 SUBULA'RIA. Silicle oval, with convex valves, with 4 

 seeds in each cell, and a sessile punctiform stigma (f. 47. n.). 

 Calyx closed. 



108 PLATYPE'TALUM. Silicle oval, with convex valves with 

 numerous seeds in each cell. Style very short, crowned by a 

 spreading stigma. Calyx a little spreading. Petals dilated. 



TRIBE XXI. 



BRACHYCARPE^ or DIPLECOLO' BE*: ANOusnsE'pTyE (D. C. 

 syst. 2. p. 155. prod. 1. p. 235. J. Silicle didymous (f. 51. a.) 



mith a very narrow dissepiment, very ventricose valves, l-seeded 

 cells, and a short style (f. 51. a. 6.). 



109 BRACHYCARP^'A. Character the same as the tribe (f. 

 51. a.). 



SUB-ORDER VI. SCHIZOPETALIE'/E. Cotyledons 4, spirally 

 twisted. Petals pinnatifid. 



110 SCHIZOPE'TALON. Character the same as the sub-order. 



SUB-ORDER I. PLEURORHI'ZE/E (from irXcvpov, pleuron, 

 a side, and pia, rhiza, a root;) radicle at the side of the cotyle- 

 dons, (f. 45. /i. g. d.) B.C. syst. 2. p. 161. prod. 1. p. 132. Cotyle- 

 dons flat, accumbent (f. 46. c. f. 45. g.). Radicle lateral (f. 45. 

 g. d.). Seeds compressed, sometimes marginate. 



Tribe I. 



AR ABI'DE.iE (from Arabis, and idea, shape of a thing ; plants 

 agreeing with Arabis in important characters,) or PLEURO- 

 RHI'ZEjE (see sub-order) SILIQUO'S^E (siliqua, a long pod ; 

 pods long.) D. C. syst. 2. p. 1G1. prod. 1. p. 132. Silique de- 

 hiscent, with a linear dissepiment more or less broader than the 

 seeds (f. 46. 6.). Seeds oval, compressed, usually margined. 

 Cotelydons flat, accumbent (f. 46. c. f. 45. g.~), parallel with the 

 dissepiment. 



I. MATHrOLA (in honour of Peter Andrew Mathioli, an 

 Italian physician, died in 1577 ; he was first physician to Ferdi- 

 nand of Austria, and author of a commentary upon the works of 

 Dioscorides.) R. Br. in hort. kew. ed. 2. vol. 4. p. 119. D. C. 

 syst. 2. p. 162. prod. 1. p. 133. 



LIN. SYST. Tetradynamia Siliquosa. Silique roundish. Stigmas 

 connivent, thickened or horned (f. 48. 6.) on the back. Calyx bi- 

 saccate at the base. Seeds compressed, disposed in 1 series, nu- 

 merous (f. 48. a.). Mostly herbs, very rarely suffruticose, erect, 

 nearly the whole species are covered with a soft white stellate 

 down, sometimes they are scabrous, with pedicellate glands. 

 Leaves alternate, oblong, entire, or sinuately-toothed. Racemes 

 terminal. Pedicels without bracteas. Flowers purple or white, 

 sometimes of a dark dreary colour, generally sweet-scented. 

 The leaves of all the species, as well as those of Cheirdnthus, 

 and many other plants of this class may be used as pot-herbs or 

 salads. 



SECT. I. PACHYNO'TUM (from ira^uc, pachys, thick ; 

 notos, the back ; stigmas.) D. C. syst. 2. p. 163. prod. 1. p. 132. 

 Petals obovate. Stigmas thick, not horned on the back. The 

 plants contained in this section are very ornamental. 



1 M. INCANA (R. Br. in Ait. hort. kew. ed. 2. vol. 4. p. 119.) 

 stem suffruticose at the base, erect, simple or branched ; leaves 

 lanceolate, quite entire, hoary ; siliques somewhat cylindrical, 

 without glands. $ . fy . H. Native of the south of Europe 

 near the sea ; in England on rocky cliffs to the east of Hastings. 

 Cheir^nthus incanus, Lin. spec. 924. Smith, engl. bot. 1935. 

 Mill, illust. t. 55. Weinm. phyt. t. 643. f. a. e. and 644. f. a. b. 

 Cheiranthus albus and coccineus, Mill. diet. Flowers varying 

 from single to double, from scarlet to purple, and white or even 

 variegated with these colours : these varieties have been designated 

 under various names by authors before the days of Linnaeus. 



Queen, Brompton or Hoary Stock. Fl. May, Oct. England. 

 PI. 1 to 2 ft. 



2 M. A'NNUA (Sweet, hort. suburb, lond. 147.) stem herba- 

 ceous, erect, branched ; leaves lanceolate, blunt, hoary ; pods 

 somewhat cylindrical, without glands. 0. H. Native of the 

 south of Europe by the sea-side. Cheiranthus incanus, Lin. 

 spec. 925. Schkuhr. handb. 2. t. 184. Bauh. hist. 2. p. 875. f. 

 1. Mathlola incana, var. S, R. Br. in Ait. hort. kew. ed. 2. vol. 





