Sileiie L. 



(Ex einend. AI. Braun in flora 1843. 



Herbae annuae, biennes vel perennes suffruticesve. Radix 

 simplex vel raniosa, perpendicularis vel obliqua, plus minus longa, 

 in perennibus ciassa, lignosa, saepe rhizoina repens formans, caules 

 foliosos et floriferos emittens. Caulis altitudine valde varians, teres 

 vel raro nervo foliorum mediano decurrente biangulatus, glaber vel 

 pubescens vel glandulosus, saepe praesertim superne viscosus, folio- 

 sus aut, foliis inferne in rosulam confertis, apliyllus et apice florifer, 

 raro in foliorum rosulam abbreviatus et tum ramos florigeros latera- 

 liter emittens ; simplex et apice tan tum flores nonnullos ferens aut 

 plus minus ramosus. Folia integra, sessilia vel basi in pedunculuin 

 angustata , opposita decussata, rarissime quaterna , latitudine valde 

 variantia, ovato-lanceolata lanceolatave, linearia vel triquetra inter- 

 dum pangentia, glabra vel pubescentia. Bracteae et prophylla her- 

 bacea, saepe margine menibranacea et ciliata, vel scariosa. Inflore- 

 seentia racemosa, racemo autsimplici interdum ad florem unum ternos- 

 ve terminales reductovel in dichasium plus minus compositum laxum 

 capitatumve transmutato vel altero dichasii ramo abortivo scorpio- 

 ideo, aut racemo composito ramis racemos simplices vel inferne rur- 

 sum compositos raro dichasia formantibus , interdum ramis contrac- 

 tis verticillastra fingentibus. Flores hermaphroditi, interdum abortu 

 dioici, plus minus longe pedicellati, erecti, patentes vel nutantes. 



Calyx gamophyllus, tubulosus, clavatus, turbinatus vel campa- 

 nulatus, interdum ampliatus, glaber vel pubescens, umbilicatus vel 

 umbilico destitutus vel infra basin annulo circulari auctus, 5-vel 5 — 9 

 (raro 10-) dentatus, dentibus margine saepe scariosis ciliatis, 10-20- 

 30-vel 60-nervius, evenius vel nervis anastomosantibus. Petala5 

 raro plura aut abortu nulla, cum staminibus carpophori vel stipiti 

 formis plus minus elongati vel cyathiformis crassi brevis apici in- 

 serta, aestivatione aut alternatim contorta aut imbricativa, unguibus 

 linearibus ciliatis vel glabris, interdum apice utrinque auriculatis, 

 lamina integra vel bipartita vel miiltifida, ad fauccm nuda vel bi- 

 appendiculata. StaminalO, petalis alterna 5 maiora, opposita 5 un- 

 guibus basi cohaerentia minora, raro nonnulla abortiva; filamenta 



Rohrbach, Silene. 5 



