ceolalis inlegerrimis arulis in pelioh m sensim attenuatis, racemis 

 sub anlhtsi eapilalis frucliferis subelongatis, siliculis pedicello slricto 

 subbrevioribus glabris ovalis basi rolundatis slylo brevi if> . 



Hab. ad Keratkuh inter Herat et Tebes ubi specimen unicum legit cl. 

 Bunge. 



Bipedale, folia cnm petiolo 3-4 pollicts lorga, 2 4 limas lata, silicula 

 cum stylo 3 lineas longa. A pisecedcniibus silicula non reticulata, a L. la- 

 cero et Persico quibus magis affine silicula triplo majori statim distin- 

 guendum. 



L. latifolium (L. Sp. 899) glabrnm vel puberulum, caule elalo 

 paniculalo, foliis oblongo-lanceolatis acutis infegris vel denliculatis 

 inferioribus petiolatis cseteris basi attenuatis, siliculis minimis orbi- 

 culari-ovalis vel ellipticis basi inlerdum retusis glabris vel puberulis, 

 stigmate sessili if. Hchb. f. 4219. L.affine Ledeb. Cat. Dorp. 1821, 

 p. 22. 



Hab. fere ubique in palustribus exsiccatis, Attica (Sprun! ), Thracia 

 Friv!), Smyrna (Bal!), ad Safranbol Anatoliae (Wied!), Cappadocia (Bal!), 

 Armenia ad Euphratem (Huet!), Syria ad Damascum et in Libano (Gaill !), 

 Tauria et prov. Caucasicae! Persia (Aucli. exs. 350! Ky exs. 426!), Aff- 

 ghania (Griff!). 



Variat indumento, foliis plus minus angustis. 



/3. substylatum Bunge in Lehm. p. 213. Siliculae stylo brevissimo 

 apiculatae. 



Hab. ad canales Turkestanise (Lehm!). 



Ar. Geogr. Europa oranis, Africa borealis, Sibiria, Tibetia (Thomson). 



L. obtusum (Basiner Bull. Acad. Petrop. II, p. 203) glabrum, 

 caule elato dense corymboso, foliis omnibus oblongis obtusis obsolete 

 repandis inferioribus in petiolum altenuatis superioribus basi angus- 

 talis, racemis etiam fructiferis dense capitatis, calyce diu persistenti, 

 siliculis reliculalis minimis e basi subcordala ovalis obtusiusculis slig- 

 mate sessili % . 



Hab. in desertis Karakura Turkestanise borealis (Lehm!). 



Facies L. latifolii sed folia obtusa, racemus fructifer capitatus; silicula 

 basi cordata. 



L. cordatum (Willd. herb. Lcd. Fl. Alt. III, p. 186) glaucum 

 glabrum vel puberulum, caulibus elalis ssepe a basi ramosis, foliis 

 radicalibus peliolalis obovatis obtusis dentatis vel saepe profunde in- 

 ciso-lyratis , caulinis oblongis cordcito-amplexicaulibus integris vel 

 dentalis, siliculis minimis e basi subcordata ovatis, stigmate sessili 

 ^. Ic. Led. pl. rar. tab. 154. 



Hab. in humidis dcserti Karakum Turkestanise (Lehm !). 



Ar. Geogr. Songaria, Sibiria Altaica. 



