98 



CRUCIPEK^. (mustard FAMILY.) 



I I Biennials. 



6. I. tinctoria, L. d) Dyer's Woad. .6 to 1 glabrous ; 

 panicle broad, loose. Root-leaves acutish, oblong-lanceolate, entire or 

 repand ; stem-leaves lanceolate to linear, sagittate. Silicles glabrous 

 or pubescent, oblong-linear with cuneate base, .012 long, .003 broad, 

 8-4 times as long as their breadth, obtuse, or retuse ; cell narrow, 

 obtusely ribbed — Spring — Plain of Gennesaret. 



I I I Aiinuals. 



6, I. microcarpa, J. Gay. .3 to .4, gJalrous, 

 glaucous. Root-leaves oblong, nearly entire, .03 to .05 

 long ; stem-leaves lanceolate or triangular, auricled, 

 entire. Silicles, elliptical^ .006 long .003 broad, rounded 

 at base, obtuse or acutish at apex ; cell separated from 

 wing hy an almost obsolete groove — Spring — Desert east 

 of Moab, and southward to Sinai, 



7. I. Aleppica, Scop. .3 to .6, glabrous 

 or nearly so, forming an ample panicle. Lower leaves 

 obovate, dentate or somewhat lyrate, including petiole 

 .12 long, .04 broad; upper small, auricled, entire or 

 repand. Silicles retrorsely puberulent, linear, .02 long 

 .004 broad, rounded or retuse at apex ; cell narrowly 

 linear, marTced hy a groove on eitlier side — Spring — Fields ; through- 

 out. 



Poda of Isatis 

 Aleppica 



52. BOREAVA, Jaub. et Spach. Boeeata. 



Calyx somewhat bigibbous, spreading. Petals oblong-spathulate, 

 clawed. Filaments toothless. Silicles nut-like, hard, indehiscent, 

 ovate or nearly 4-angled, (in ours) 4-winged, one-seeded ; style 

 capitate ; seed ovate, pendulous — Annual, glabrous, glaucous herbs, 

 with paniculate-corymbose stem, entire, cordate-auricled leaves, bract- 

 less racemes, and medium-sized, pale yellow flowers^ and aspect of 

 Bunias. 



B. Orie!itali§, Jaub. et Spach. .3 to .6. Leaves oblong, 

 acute, the lower often .08 to .1 long. Pedicels slender, somewhat spread- 

 ing, nearly as long as silicles ; silicic with style .008 to .01 long, some- 

 what tubercled, wavy-plicate between wings, tapering into a pyra- 

 midal, 4-angled style, half its length — Spring — Fields ; Aleppo. 



53. WESIilA, Desv. Neslia. 

 Calyx equal at base. Petals entire. Filaments toothless. Silicles 

 compressed oblate-spheroidal, indehiscent, -pj^ 4q 



2-ovuled, 1-seeded ; stigma retuse, seed pen- 

 dulous — Annual herbs, hirsute with branch- 

 ing hairs ; stem-leaves sagittate ; flowers 

 small, yellow. 



Rf. paniculata, Desv. © .3 to .6. 



Leaves oblong to lanceolate, entire or dentate. 



Fruiting racemes .03 to .18 long, pedicels 



spreading, filiform, thrice as long as reticulated silicles ; style apicu- 



late — Spring — Fields ; everyw^here. 



Pods of Neslia 

 paniculata 



