30G BOTANY OF SOCOTRA. 



Socotra. Near Tamarida. B.C.S. n. 437. 



Disteib. Tropical Africa and Asia, and in Australia. This form " differs 

 somewhat in the very broad wings of the rhacheola, which envelope the nut " 

 (C. B. Clarke). 



2. KYLLINGA. 

 Kyllinga, Eottb. Descr. et Ic. PI. 12, t. iv ; Benth. et Hook. Gen. PI. iii. 1045. 



A considerable genus of badly defined species, distributed in the warmer 

 regions of the globe. 



K. monocephala, Eottb. loc. cit. ; Kunth Enum. ii. 129; Bcklr. in 

 Linnsea xxxv. 427. 



Socotra. Common. B.C.S. n. 426. Schweinf. nn. 356, 465. 

 Distrib. Tropical Africa and Asia. 



3. HELEOOHARIS. 



Heleocharis, E. Br. Prod. 224 (Meocharis) ; Benth. et Hook. Gen. PI. iii. 1047. 



A considerable genus dispersed all over the globe. Both Socotran species 

 are forms of wide distribution in the tropics. 



1. H. (Heleogenus) Chsetaria, Rcem. et Schult., Syst. ii. 154; Kunth Enum. 

 ii. 140 ; Bcklr. in Linnsea xxxvi. 428. 



Socotra. Near Tamarida. B.C.S. n. 467. 



Distrib. Tropical Asia, Africa, and America ; also Australia. Seldom 

 reported from tropical Africa. 



2. H. (Heleogenus) capitata, R. Br. Prod. 225 ; Kunth Enum. ii. 150 ; 

 Bcklr. in Linnsea xxxvi. 461 ; Boiss. Flor. Orient, v. 387. 



Socotra Abundant on the sandy banks of streams. B.C.S. n. 730. 

 Schweinf. nn. 228, 693. 



Distrib. "Widely spread over the warmer regions of the globe. 



4. FIMBRISTYLIS. 



Fimbristylis, Vahl Enum. ii. 285 ; Benth. et Hook. Gen. PI. iii. 1048. 



A very large genus, spread everywhere in the tropics, more sparsely found in 

 temperate regions. Of five species in Socotra, four are widely dispersed over 

 the globe, and the fifth is a tropical African form. 



1. F. (Dichelostylis) diphylla, Vahl Enum. ii. 289. 



F. laxa, Vahl loc. cit. 292 ; Boiss. Fior. Orient, v. 389. 

 F. communis, Kunth Enum. ii. 234. 

 F. polymorpha, Bcklr. in Linnsea xxxvii. 14. 

 Scirpus annuus, All. Pedem. ii. 271, t, 88, f. 5. 



