114 Cl. XV. Tetradynamia. 



subulati , cartilaginei, unmarginati, rarissime fli- 

 formes. Semina pendula, uniserialia, plerumquc 

 oblonga, ex cylindraceo-subtrigona, immarginata, 

 tesba coriacea, obsolete punctulata, sublaevi vestita, 

 rarius subelliptica , compressa, marginata, besba 

 membranacea laevi instructa. Cobyledones in semi- 

 nibus oblongo-cylindraceis lineari- oblon&ae, inbc- 

 gerrimae, crassae; inferior dorso leviter convexa; 

 superior sulco exaraba; in seminibus planis autem 

 lineares, planae. Radicula dorsalis, rarissime obli- 

 qua, adscendens. 



Genus distinctissimum haucl in genera plura 

 separandum. Dissepimenti textura quoad charac- 

 teres genericos in S i s y m b r e i s nullius est mo- 

 menti eb genera pleraque hujus tribus specics com- 

 prehendunt , quae textura dissepimenti certe paulu- 

 lum differunb, secl reliquis charactcribus gravissinds 

 optime conveniunb. Genus intactum in sectiones 4 

 naburales apbe clividi potest. 



(Sect. I. HESPERIDIUM. Flores sordide eoc flavo 

 p ur p u r a s c e n t e s. P etalorum lamin a angu- 

 sta. Siliqua co mpr ess o-t et r agona. Disse- 

 pimentum fung osum. Semina oblonga, cy- 

 lindraceo-trigona. Radicula dor salis. Fu- 

 niculi umbilic al es fil ifo r m e s. 



Hesperis Andrz. in Besser En. pl. Volh. p. 83.) 



Sect. II. DEILOSMA. Flores purpurascentes vel 

 albi (rarissime sor dide flavescentes). Peia- 

 lorum lamina dilatata, obovata. Siliqua te- 

 trag ono- ter etiuscula. Diss epimentum hya- 



