FLORA ARABIC A. 479 



Habitat : I. Summit of Mt. Hor (Hart) ; from Wady Zewerah to 

 Bir es Seba and Tel Abou Hereireh (Hart). 

 Distrib. of type : North temperate region. 



6. C. disians L. Syst. ed. X, 1263. 

 Habitat : I. Arabia Petraea. 

 Distrib. : Western Asia, N. America. 



CXIX. GRAMINEAE. 



1. Impcrata Cyrill. 



1. I. cyliadi'ica Beauv. Agrost. 165, 1. 5, fig. 1. 



Habitat : I. Desert of Sinai (Bove 16 !) ; Sinai (Holland !) ; Wadies 

 Zelegah and Elain : Ghor es Safieli (Hart). 

 Fr. : June 1832 (Bove). 

 Distrib. : The hotter parts of the Old World. 



Vern. name : Ealfeh (Bove). 



%. Saccharuni L. 



1. S. biflorum Forsk. Fl. Aeg.-Arab. 16. 

 Habitat : I. Sinai (Herb. Kew !). 

 Distrib. : Egypt, Syria, Sinai, Palestine. 



%. S. spontoneum L. Mant. (1771) 183. 

 Habitat : II. Oasis of Lahadj (Den. 147). 

 Fr. : Dec. 1889 (Defl.). 

 Distrib. : Tropics of the Old World. 



3. S. officinale L. Sp. PL 54. 



Habitat : II. Yaman (Herb. Kew !). 

 Distrib. : Cultivated in warm regions. 



4. S. Raveniiae L. Syst. ed. XIII, 88. — Erianthus Ravennae Beauv. 

 Agrost. 162. 



Habitat : I. Ghor es Safieh (Hart). 



Distrib. : Western Himalaya, Punjab, Upper Gangetic Plain, Sind, 

 extending westwards to the Mediterranean. 



3. Rottboellia L. f. 



1. R. hirsuta Vahl Symb. Bot. I, 11. — Coelorachis hirsuta Brongn. 

 in Duperr. Voy. Coq. Bot. 64, 1. 14 (1829) 65, in obs. — Saccharum hirsutum 

 Forsk. Fl. Aeg.-Arab. 16. 



Habitat : I. Desert of Sinai (Bove 18) ; Sinai (Bove !). 



II. Perim Island (H. K. !) ; near Jedda (Schimp. 791 !) ; 



