CXLVII. OEAMINE^. 1037 



4. Tripogon Jacquemontii, Stapf, in Kew Bull. (1892) p. 85. 

 PereMiiial, 1-2 ft. high. Leaves fihform, 2-8 in. long, convolute, 

 ghabroiis. Spikes 4-8 in. long, narrow. Bpikelets ;|-| in. long, 

 narrow, oblong, 10-20-flowered. Glumes subeoriaceous, tlie uppermost 

 empty; invol.-ghimes very dissimilar; lower invol.-glume g in. long, 

 acute, with a large projecting blunt tooth or lobe at one side extending 

 I way up ; upper invol.-glume \ in. long, lanceolate-oblong, acute ; 

 floral gkime ^ in. long, elliptic, shortly 2-fid at the apex, without 

 lateral awns but with a median awn -^^ in. long. Grain narrowly 

 oblong, terete, glabrous. V\. B. I. v. 7, p. 286 ; Lisboa, in Journ. 

 Bomb. Nat. v. 7 (1893) p. 371 ; Woodr. in Journ. Bomb. Nat. v. 13 

 (1901) p. 440. 



KoNKAN : Bombay districts without precise locality, Lisboa I ; Matberan, Wooclrow, 

 16! Dec'CAn : Woodrow, 79.'; Poona, Jacqumyiont, 853?, Woodrow\; Siiolapur, 

 Pmwill ! ; near Abtueduagar, Miss Shatuckl — Distuib. India (Bengal, Central India, 

 W. Peninsula). 



59. ELEUSINE, G«rtn. 



Annual or perennial grasses. Leaves long or short. Spikelets 3-12- 

 flowered (flowers all perfect except the terminal), sessile, 2-3-seriate and 

 secund, forming digitate capitate or whorled spikes laterally compressed 

 not jointed at the base; rhachilla continuous between the flowering glumes. 

 Glumes few or many, keeled ; invol. -glumes shorter tlian the floral 

 ones, subequal or unequal, persistent ; lower invol.-glume ovate or 

 lanceolate ; upper invol. -gkime lanceolate, acute or acuminate, or broadly 

 ovate or didymous, with a short stout recurved awn ; floral glumes like 

 the involucral,3-nerved ; palea complicate, strongly 2-keeled. Lodicules 

 2, cuneate. Stamens 3 ; anthers short. Styles short, free ; stigmas 

 slender, laterally exserted. Grain small, free ; pericarp hyaline, loose. 

 Seed rugose. — Distrib. Species about 7, in most warm countries. 



Spikelets pointing forwards at an acute angle with tbe rbacbis 

 of tbe spike ; iijiper invol. -gluiue ovate or lanceolate. 



Annual, erect; leaves 1-2 ft. long 1. E. indica. 



Perennial, prostrate ; leaves ^H- in. long 2. E. Jlagellifera. 



Spikelets spreading, at rigbt angles to tbe rbacbis of tbe spike ; 

 upper invol.-glume orbicular, abruptly awned. 



Annual; gi-ain subglobose 3. E. (egyptinca. 



Perennial; grain ovoid 4. E. aristata. 



1. Eleusine indica, Ocertn. Fruct. v. 1 (1788) p. 8. Annual, erect ; 

 stem 1-2 ft. high, tufted, slightly compressed, glabrous ; roots of strong 

 fibres. Leaves distichous, flat or folded, as long as the stem, ^-\ in. 

 broad, linear, glabrous or sparsely hairy, with nearly smooth margins ; 

 sheaths compressed, the mouth not auricled but often with a few hairs ; 

 ligule a thin slightly hairy membrane. Spikes 2-7 or more, 2-5 in. 

 long, with sometimes one or two detached spikes below the umbel, 

 digitate, suberect or slightly recurved, the axils hairy and glandular ; 

 rhachis flattened. Spikelets pointing forward at an acute angle with 

 the rhachis of the spike, variable in size, jV~i ^^- ^^ng, 3-6-flowered, 

 glabrous. InvoK-glumes unequal, membranous; lower -ji. in. long, 

 ovate-oblong, acute, 1-nerved ; upper -^^ in. long, ovate-oblong, subacute, 

 very shortly apiculate, with 3-7 green nerves ; floral glumes gibbously 

 ovate-oblong, obtuse, | in. long ; palea shorter than the glume, oblong- 

 lanceolale, subacute. Anthers ./,y in. long. Grain obKmg, obtusely 



