GIBRALTAR PLANTS. 165 



and tessellated ; but never have I seen more than two flowers 

 in a spathe, generally only one. As I have observed specimens 

 of C. Bivonae, in several collections, with only one flower, I am 

 inclined to think the Gibraltar plant only one form of it; 

 more especially as Boissier does not give another species in his 

 Voyage Botaniquc dans le midi de VEspagne. 



JUNCE^l, De C. 



Juncus acutus, L. 



Hab. Mediterranean shores. Britain. 



Juncus striatus, Schousb. 

 J. Fontanesii, Gay. 

 J. gibraltaricus, Salzm. 

 J. echinuloides, Webb, It. Hisp. 



Hab. Portugal, south of Spain, south of France, Sicily, 

 Greece. North of Africa. 



OBS. First observed by Salzmann in the neighbourhood of Gib- 

 raltar, where it grows in great abundance, but it is rare on the 

 neutral-ground. 



Juncus bufonius, L. 



Var. y. fasciculiflorus, Boiss. Flores in dicho- 

 tomiis et ad apicem ramorum per 5 10 fasci- 

 culati. 



J. fasciculatus, Bertol. 



Hab. Varieties found in Europe, Britain. North of 

 Africa. Arabia. Azores. South America. 



OBS. A very common plant on the sandy desert beyond the 

 Spanish lines ; rare on the neutral-ground. 



