PHANEROGAMS — PROFESSOR BAYLEY BALFOUR. 317 



Socotra. On the Hagbier hills. B.C.S. n. 308. Schweinf. n. 695. 

 Distrib. Tropical Africa and Asia, also Australia. 



14. CHRYSOPOGON. 



Chrysopogon, Triu. Fundam. Agrostog. 187 ; Benth. et Hook. Gen. PI. iii. 1135. 



A small genus dispersed in the warmer regions of both the old and new world. 



C. Gryllus, Trin. Fundam. Agrostog. 188, and in Mem. Acad. Petersb. 

 ser. 6, ii. 317. 



Andropogon Gryllus, Linn. Sp. 1480 ; Kuntk Enum. i. 504 ; Sibth. Flor. Grsec. t. 67. 

 Socotra. On the plains about Galonsir. B.C.S. nn. 562, 567. 

 Distrib. Tropics and warmer parts of temperate regions of the old world. 



15. ANTHISTIRIA. 



Anthistiria, Linn. L Nov. Gram. Gen. in Amoen. Acad. x. app. 38, et Suppl. PI. 13 ; Bentk. et 

 Hook. Gen. PI. iii. 1136. 



A genus of warmer regions in the old world. The species, which have been 

 multiplied by authors, are reduced by Bentham and Hooker to about ten. 



A. ciliata, Linn. f. Suppl. 113 ; Kunth Enum. i. 481. 



A. australis, R. Br. Prod. 200 ; Hook. f. Flor. Tasm. ii. 107, t. 156. 

 A. ccespitosa, Anders, in Nov. Act. E. Soc. Ups. ii. 241. 



Socotra. Common on the hills. B.C.S. n. 239. Schweinf. 581. 

 Distrib. Through tropical Africa and Asia, also Australia. 



16. APLUDA. 



Apluda, Linn. Gen. n. 1147, pro parte ; Bentk. et Hook. Gen. PI. iii. 1137. 



A ditypic genus, the variable species being dispersed in the old world 

 tropics and Pacific Islands. 



A. aristata, Linn. Sp. 1487 ; Kunth Enum. i. 516 ; Lamk. 111. t. 841. 



A. microstachya Nees ex Wigkt. Cat. 101, and in Nov. Act. Nat. Cur. xix. Suppl. 193. 

 A. communis, Nees loc. cit. 



Socotra. Common. B.C.S. n. 229. Schweinf. n. 344. 

 Distrib. Tropical Africa and Asia. 



17. AEISTIDA. 



Aristida, Linn. Gen. n. 94; Bentk. et Hook. Gen. PI. iii. 1140. 



A genus very widely dispersed over the tropical and some of the temperate 

 regions of the old and new worlds. Both Socotran species are limited to the 

 old world, one of them being confined to south-west Asia and the adjacent 

 regions of Africa. 



