238 Jour., Bom. Nat. Hist. Soc, Vol. XXXIII, No. 2 {Feb. 15, 1929. 



2. Panicles reaching 8 cm. ... ... ... 2. H. dura. 



1. Heleochloa scboenoides, Host. Gram. Austr. i (1801), 23, t. 30 ; Cke. ii, 

 1011. — For synonyms see Hook. f. in F.B.I, vii, 235. 



Description : Cke. 1 c. 

 Locality : Sind: Bhubak (Cooke !). 



Distribution : Punjab, W. Himalaya, Kashmir, Bundelkhand, westwards to 

 the Atlantic. 



2. Heleochloa dara, Boiss. Fl. Or. v (1881), 477 ; Cke. ii, 1011.— For synonyms 

 see Hook, f in F B.I. vii, 236. 



Description : Cke. I.e. 



Locality : Sini : Salt-water creeks (Stocks 455) ; Gholam in Indus Delta 

 (Blatter and McCann D688 !). 

 Distribution^ : Arabia. 



72. Garnotia, Brogn. ; Cke. ii, 1012. 



1. 5-20 cm. high, growing on trees. Leaves 2-5-5 



cm. long ... ... ... ... 1. G. arborum 



2. 30-60 cm. high. Leaves 7-20 cm. long ... 2. G. stricta. 



1. Garnotia arborum, Stapf ex Woodrow in Journ. Bomb. Nat. Hist. Soc, xiii 

 (1901), 439 ; Cke. ii, 1013. 



Description : Cke. I.e. 



Locality : Igatpuri (McCann 4598 !) ; Lonavla (Gammie 15501 !) ; on trees 

 at Nandgaon on the crest of the Ghats 10 miles S. of Lonavla (Woodrow 30) ; 

 Kalsubai Hill, under a steep rock (Patwardhan 1189 !). 



Distribution : Apparently endemic. 



2. Garnotia stricta, Brogn. in Duperr. Voy, Bot. (1829), 133, t. 21 ; Cke. ii. 

 1013. 



Description : Cke. 1. c. 



Locality : Konkan : Pen (McCann 5501 ! ) ; Kalyan (Talbot !) ; between 

 Neral and Karjat (Woodrow).— Deccan : Khandala, St. Mary's Villa, on root 

 (McCann A299!) ; Igatpuri (McCann 4589 !) ; Panchgani (Blatter and Hall- 

 berg B 1283 ! ; B1305 \).-Kanara : Top of Guddhelli (Hallberg & McCann 

 A303 !) ; Gersoppa Falls (Hallberg & McCann A300 !). 



Distribution : Himalayas, Khasia Hills, Bighar, W. Peninsula, Sandwich 

 Islands. 



73. Aristida, Linn. Sp. PI. (1753), 82 ; Cke. 1007. 



Species about 150. In the warmer regions of the world. 



We shall have to refer repeatedly to the splendid monograph by J. Th. 

 Henrard : A Critical Revision of the Genus Aristida in Mededeelingen van s* 

 Rijks Herbarium, Leiden, No. 54 (1926) and No. 54A (1927). So far 2 vols, 

 have appeared. 



Cooke describes 7 species. We retain them and add Aristida mutabilis, 

 Trin. & Rupr., and A. pogonoptila, Boiss. 



A. Awns without column 



I. Involucral glumes not awned ... ... 1. A. Adscensionis. 



II. Involucral glumes awned 



1. Spikelets 17 mm. long ... ... 2. A. setacea. 



2. Spikelets 10 mm. long ... ... 3. A. Hystrix. 



3. Spikelets 6 mm. long ... ... 4. A. mutabilis. 



B. Awns with a column 



I. Column of awn articulate on the floral glume 



1. Awn plumose 



a. Glumes glabrous. Central awn without 



a naked tip ... ... ... 5. A. pogonoptila. 



b. Glumes not glabrous. Central awn 



with a naked tip ... ... 6. A. hirtigluma. 



2. Awn not plumose 



a. Stems less than 15 cm. high. Lower 



[10] 



