594- 



S. setacea (Viv. Fl. Libyc. p. 23, tab. 12, fig. 2 non Otth) sub 

 lente adpresse el breviter pubescens, caulibus pumilis erectis rigidu- 

 lis simplicibus vel basi dichotome ramosis, floribus breviter pedun- 

 culatis, foliis plicatis lineari-setaceis acutiusculis, bracteis oblongo- 

 linearibus brevissimis subsequalibus, calyce adpresse pubescenti pal- 

 lide viridi - villato e basi umbilicata cylindrico dentibus lanceolatis 

 acutiusculis, fructifero clavato, unguibus subexsertis, lamina alba ad 

 basin in lacinias anguste lineares partita, coronee laciniis truncalis in 

 tubum denticulatum connatis, capsula ovata, seminibus minute rugu- 

 losis Q. S. puberula Bertol. Miscell. Bot! 



Hab. in arenosis ad Alexandriatn iEgypti (Samaritani pl. exs. 3458 ! ), 

 in Arabia petraea Palsestinse contermina (Boiss!), in salsis arenosis ad lacum 

 Asphaltitem (Ky!), in deserto Mesopotamiae ad Euphratem (Chesney exs. 

 123!). 



Planta 3-7 pollicaris, flores stricti racemum 3-4 pollicarem forraantes, 

 folia radicalia 1-1 '/ 2 pollicaria setacea, caulina sublatiora. 



jS. viscida. Palule papilloso-scabrida, folia ssepe planiuscula, caly- 

 cis dentes oblongi obtusi. S. eremophiht Bienert in Bunge pl. Pers. 

 exs. 



Hab. in Mesopotamia (Auch. exs. 477!), Persia prope Teheran ad mar- 

 gines deserti salsi (Boiss!), ad Kerman (Bunge !). 



Facies et petala t.ypi , calyx paulo brevior. 



Ar. Geogr. Africa borealis orientalis. 



S. siderophila (Boiss. et Gaill.) patule et breviter pubescens 

 superne subviscida, caule erecto parce dichotomo, foliis oblongo-linea- 

 ribus infer. obtusis superioribus lanceolalis acutis, pedunculis strictis 

 calyce brevioribus , braclea altera subulata pedunculum superanli al- 

 tera dentiformi vix perspicua , calyce patule et sparsim hirto viridi- 

 nervoso e basi truncata anguste cylindrico dentibus oblongis obtusis, 

 lamina albida ad medium in lacinias lineares obtusas bifida, corona3 

 laciniis ovatis subretusis, capsula anguste oblonga, seminibus tenuiler 

 rugulosis 0. 



Hab. in arenosis ferrugineis regionis subalpinse Libani ad El Klaa ditionis 

 Merdj Aioum (Gaill !). 



Investigandum num sit forma S. Damascence , differt tamen pedunculis 

 brevibus, petalis angustioribus albidis et praesertim capsula. angustiori et 

 carpophoro longo. Facies S. imbricalm Desf. calycis basi attenuati dentibus 

 lanceolatis, bracteis subsequalibus, etc, distinctse. 



f f Capsula carpophoro 2-3 plo longior. 



S. Damascena (Boiss. et Gaill. Diagn. Ser. II, VI, p. 34^ tcta 

 palule birta, caule erecto elato pluries dichoiomo, foliis oblongo-iinca- 



