Echmochloa . J clvii. gramineze (Stapf). 613 
or elliptic-oblong, abruptly caudate-acuminate or rostrate, about 
1J-1J lin. long, light green or tinged with purple. Glumes mem- 
branous, rather thin, appressedly minutely and rigidly pubescent 
between the slender scabrid or spinulose nerves ; lower very broadly 
ovate from a clasping base, acute to subacuminate, one-third to 
almost half the length of the spikelet, 3-5-nerved, upper correspond- 
ing in length and outline to the spikelet, excluding the tips which are 
shortly mucronate or cuspidate, very concave, 5-nerved. Lower 
floret barren ; valve similar to the upper glume, but flat or depressed 
on the back with cuspidate or aristate tips, awn slender, scaberulous 
(in the African specimens rarely over 1J lin. long) ; valvule oblong, 
scaberulous above. Upper floret elliptic- or ovate-oblong, 
subacuminate or cuspidate, up to 1J lin. long, greenish- or greyish- 
white, polished : valve and valvule subcoriaceous-crustaceous ; 
anthers J lin. long. Grain obovate-oblong in outline, very broad, 
f lin. long. — Ojplismenus Crus-Pavonis, H. B. & K. Nov. Gen. et Sp. i. 
108 ; Kunth, Syn. i. 144 ; Roem. & Schult. Syst. ii. 486 ; Mant. 
ii. 269. Panicum Crus-Pavonis, Nees, Agrost. Bras. 259, and FI. 
Afr. Austr. 59 ; Durand & Schinz, Consp. FI. Afr. v. 745 ; Bendle in 
Cat. Afr. PL Welw. ii. 173. P. Crus-Pavonis, var. rostratum , Stapf 
in Dyer, FI. Cap. vii. 396. 
Upper Guinea. Sierra Leone : on alluvium near Wallia on the Searcies river, 
Scott Elliot, 4260 ! near Kassa., 10° N.L., 3600 ft., Scott Elliot, 5061 ! and 
without precise locality, Thomas ! French Guinea : Fouta Jallon, between 
Treveleya and Timbo, Chevalier, 18323 ! South Nigeria : Lagos, near water, 
Dawodu, 225 ! Oban, Talbot, 850 ! 
Nile Land. Uganda : Ruwenzori ; by the Yeria stream, 6000 ft., Scott Elliot , 
7887 ! 
Lower Guinea. Belgian Congo : Lower Congo, Smith ! Stanley Pool 
Distr. ; Kisantu, Gillet ! Katanga ; Chisangwe, on dry woodless land, HombU, 
23 ! Angola : Golungo Alto ; banks of the Cuango river, Welwitsch, 7201 ! 
marshes near Sobato le Bumba, Weliuitsch, 7225 ! 7225b ! common on river 
banks near Sanga, Welwitsch, 2986 ! Pungo Andongo ; in dense marshy thickets 
on the banks of the Cuanza river near Candumba, Welwitsch, 7430 ! Benguella ; 
Huilla ; on marshy river banks near Humpata, Welwitsch, 7490 ! country of the 
Ganguellas and Ambuellas, Gossweiler, 3315 ! 4072 ! 4732 ! 
Mozambique Distr. Nyasaland : in marshy ground near the Umbaka river, 
Scott ! 
Also in Natal and in tropical South America. 
6. E. haploclada A ^£f/! Perennial, up to 8 ft. high, in smaller or 
larger tufts, from a very short and abundantly rooting rhizome with 
extra- and intra -vaginal innovations, covered with whitish cataphylls, 
the lowest of them tomentose. Culms erect or geniculate at the base, 
often more or less compressed below, terete upwards, glabrous, 
smooth, up to over 4 lin. thick, about 5-noded, sparingly branched, 
sheathed all along or the upper at length more or less exserted. Leaf- 
sheaths rather tight, the lower whitish, more or less compressed and 
keeled upwards, the upper firmly subherbaceous, terete, all smooth, 
glabrous and loosely striate ; ligules marked by a usually delicately 
