324 Graminex. [ Hemigymnia. 
Panic. p. 155 (1835) non Lapeyr. Urochloa paspaloides Presl. Rel. 
Haenk. I, p. 318 (1830). 
Hitchcock and Chase (Contr. U.S. Nat. Herb. XX, p. 35) refer this 
to Brachiaria Griseb. The name P. ambiguum was aS ee in 1835, 
not in 1820 as stated by Hooker. 
Page 145.—For Panicum nodosum Kunth read: 
2. Hemigymnia Arnottiana Stapf, in Fl. Trop. Afr. IX, p. 742 
(1917) (arnottiana). Panicum Arnottianum Nees ex Steud. Syn. I, 
p- 59 (1854). P. nodosum Hk. f. in Trim. Fl. Ceyl. V, p. 145 (1900) 
non Kunth. P. malabaricum Merr. in Phil. Journ. Sc. IV, p. 248 
(1909) non Linn. Hemigymnia multinodis Ridl. Fl. Mal. Pen. V, 
p. 228 (1925) pp. non Stapf. 
No. 294 may be H. fusca Ridl. 
Page 144.—For Panicum canaliculatum Nees read: 
3. Hemigymnia ?canaliculata (Nees). Panicum canalicu- 
latum Nees in Wight Cat. no. 1624 (1836); Steud. Syn. Gram. p. 55 
(1854). 
Stapf (FI. Trop. Afr. IX, p. 242) states that ‘‘ this species finds its 
closest allies amongst the species of Setaria in which the ‘ bristle’ 
apparatus is reduced to a minimum.”’ 
4i. ACROCERAS Stapf. 
Perennial grasses with creeping stems; spikelets glabrous, 
ovate-oblong; gl. | about % as long as ‘el. Il, ovate; acute 
with a thickened, compressed tip; “el, Il similar to cs ee 
ali broader. thaa el <I, 7-veined ; ol a aristulate, 
dorsally convex, smooth; lodicules 2; stam. 3; grain broadly 
oblong.—Sp. 9; throughout the Tropics. 
Page 138.—For Panicum oryzoides Sw. read: 
Acroceras crassiapiculatum (Merr.). Panicum crassiapicu- 
latum Merr. in Phil. Journ. Sc. I, Suppl. p. 356 (1906). P. latifolium 
Hk. f. in Fl. Brit. Ind. VII, p.. 39 (1807) excl. Syme onpeamies 
Hk. f. in Trim. Fl. Ceyl. V, p. 138 (1900) nec a nec Sw. P. Ridley 
Hack. ex Ridk in (Trans. Linn..Soc. Bot. 11k 400 (1877) nomen. 
Acroceras oryzoides Stapf, in Fl. Trop. Afr. 1k p- 622 (1920) pp. 
A. Ridleyt Stapf, ex Ridl. Fl. Mal. Pen. V, p..229 (agaqn 
4). ECHINOCHLOA Beauv. 
Annual or perennial grasses; panicles of secund spiciform 
racemes; spikelets ovate or lanceolate, usually mucronate 
or awned; gl. I, small, 3-5-veined; els. IT & III subequal, 
5-7-veined; gl. IV coriaceous or crustaceous and polished; 
palea similar; grain elliptic—Sp. 20-25; warmer parts of 
the world. 
Ligule wanting; annuals: 
Glume III cuspidate : . J, Eeieorems 
Glume III awned, awn 0:2-0'5 in. long : . 2. E. CRUS-GALLI. 
Perennial; awn o't5 in. long . ; i : . 3. E. STAGNINA. 
Part Vv. 
