150 SYNOPSIS OF 



parte superior! subserrulatis, umbellaB quinque- 

 fidse radiis iterate -bifidis, involucri phyllis 

 oblongis aut lanceolatis, involucelli reniformi- 

 bus subrhombeis aut trilobis mucronatis, 

 glandulis bicomibus, capsula Irevi, seminibus 

 subtetragonis profunde vermiculato-insculptis. 

 Boiss. 



E. italica, Salzm. non Lam. 



OBS. Very frequently met with on various parts of the rock. 



Euphorbia segetalis, L. 



E. portlandica, De C. 

 Hab. Middle and south of Europe. North of Africa. 



OBS. Enumerated by Von Martius ; hut it may he confounded 

 with a variety of the E. retusa. 



Euphorbia trinervia, Boiss. 



Boiss., tab. clxiii. 



E. perennis glabra multicaulis basi suffrutescens, 

 caulibus erectis, foliis linearibus acuminatis 

 deflexis subtrinerviis integerrimis, umbella? 

 quinquefida? radiis bifidis, involucri phyllis folio 

 conformibus sed latioribus, involucelli oblongo- 

 linearibus acuminatis, glandulis bicornibus, 

 capsula la?vi, seminibus ovatis parce et obsolete 

 punctato-depressis. Boiss. 



Hab. Spain. 



OBS. Boissier found this species between Gibraltar and St. 

 Roque. I gathered only a few specimens on a waste place 

 near the Inundation. 



