36 . CRUCIFER. 
7. Sisymbrium hartwegianum, Fourn. Thése Crucif. p. 66. 
Sisymbrium canescens, var. brevipes, Torr. & Gr.? 
SoutH Mexico, province of Mexico (Hartweg). Hb. Kew. 
8, Sisymbrium . palmeri, Hemsley, Diag. Pl. Nov. pars alt. p. 19. 
Annuum erectum 9-12-pollicare cano-stellato-pubescens, foliis confertis obovato-spathulatis 
lyrato-pinnatifidis undulatis, caulinis superioribus angustioribus lanceolatis basi auriculatis, 
racemis multifloris elongatis, siliquis glaberrimis subtetragonis rectis vel leviter curvatis 
adscendentibus quam pedicelli multoties longioribus, seminibus numerosissimis irregulariter 
biseriatis, cotyledonibus recto-incumbentibus. 
Herba annua, erecta, vix ramosa, 9-12-pollicaris, preter siliquas cano-stellato-pubescens. Folia 
conferta, obovato-spathulata, usque 3-pollicaria, lyrato-pinnatifida, undulata, caulina superiora 
angustiora, lanceolata, basi auriculata. Racemi multiflori, 4-6-pollicares, pedicellis fructiferis 
gracilibus, 13-3 lin. longis. Fores albi, brevissime pedicellati, 14-2 lin. longi; sepala oblonga, 
obtusiuscula ; petala spathulato-oblonga, sepalis paulo longiora ; ovarium glabrum, stigmate fere 
sessili. Stliqua glaberrima, subtetragona, 8-12 lin. longa, recta vel leviter curvata, adscendens ; 
semina numerosissima (in utroque loculo circiter 50) irregulariter biseriata, cotyledonibus recto- 
incumbentibus. 
Norra Mexico, region of San Luis Potosi, 6000 to 7000 feet (Parry & Palmer, 13). 
Hb. Kew. 
Var.? elatior, 
Tota planta minus pubescens, caule usque tripedali, foliis caulinis vix basi auriculatis. 
South Mexico, valley of Mexico (Schaffner, 21). Hb. Kew. 
§. Sisymbrium parryi, Hemsley, Diag. Pl. Nov. pars alt. p. 19. 
Annuum elatum albo-stellato-pubescens, foliis obovato-oblongis oblanceolatisve remote grosse 
dentatis, radicalibus petiolatis, caulinis sessilibus amplexicaulibus, racemis valde elongatis 
multifloris, floribus parvis albis quam pedicelli brevioribus, siliquis glaberrimis inflatis quam 
pedicelli haud duplo longioribus, stylo longiusculo, seminibus biseriatis, cotyledonibus recto- 
incumbentibus. . . 
Herba annua, erecta, vix ramosa, circiter bipedalis, tota preeter siliquas albo-stellato-pubescens. Folia 
obovato-oblonga vel oblanceolata, 2-3-pollicaria, remote et grosse dentata; radicalia petiolata, 
caulina sessilia, basi auriculata et amplexicaulia. Racemi graciles, multiflori, pedales usque 
sesquipedales ; pedicelli fructiferi gracillimi patentissimi, circiter 8 lin. longi. Flores albi, 
2-8 lin. longi; sepala oblonga; petala obovato-spathulata, sepalis fere dimidio longiora; 
filamenta filiformia.  Siliqua glaberrima, subinflata, 4-6 lin. longa, adscendens; semina 
numerosa (in utroque loculo plusquam 25), biseriata, cotyledonibus recte incumbentibus. 
Norta Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 
15). Hb. Kew. | 
10. Sisymbrium patulum, Foum. Thése Crucif. p. 104. a 
Sout Mexico, around the city of Mexico (Berlandier, 833, in part.). Hb. Paris. 
© 11. Sisymbrium polyspermum, Four. Thése Crucif. p. 103. | | 
Norra Mzxico, province of San Luis de Potosi (Virlet d’ Aoust, 570). Hb. Paris. | 
