496 
clvii. gramine^ (Stapf). [ P seudechinolcena . 
to a solitan 7 raceme ; common axis subterete, channelled at least 
towards the insertion of the racemes, almost smooth, glabrous, 
J lin. in diam. ; racemes appressed to the common axis or obliquely 
spreading, the lowest up to 1J in. long, sometimes quite short ; 
rhachis filiform, triquetrous, not much over ~ lin. wide, minutely 
puberulous ; internodes of very unequal length, not rarely up to 
5 lin. long ; pedicels filiform, angular, pruinosely scaberulous, 
lateral up to 1 lin. long, often much shorter. Spikelets frequently 
very unequally developed, the lower of each raceme or the lower 
(secondary) of each pair often reduced in a varying degree ; if 
perfect about 2 lin long. Glumes dull or brownish-green ; lower 
oblong- to ovate-lanceolate, acuminate, as long as the spikelet or 
shorter (rarely by more than a quarter), glabrous or sparingly and 
very minutely scaberulous, nerves stout ; upper semi-ovate in 
profile, acute with the tip laterally compressed, armature very 
variable in the same raceme, from short asperities to sharply pointed 
hairs bent at a right angle near the base then appressed and directed 
forwards or short or long (to over \ lin.) cvlindric or stoutly subulate 
protuberances bearing terminally at a right angle a fine very sharp 
bristle pointing mostly forwards ; outermost lateral nerves marginal. 
Lower floret : valve pale, greenish only at the tip,- very delicately 
scaberulous, hyaline basal area oblong, \ lin. long, meipbranous 
margins rather wide upwards. Upper floret slightly over ] lin. 
long, straw-coloured, smooth, shining. Anthers about | lin. long. 
Grain § lin. by J lin., pale.— Echinolcena polystachya , H. JB. & K. 
Nov. Gen. et Sp. i. 119, vii. t. 679 ; Kunth, Enum. i. 172 ; Suppl. 
127 ; Hitchcock, Mex. Grass, in Contr. U.S. Nat. Herb. xvii. 223 ; 
A. Chase in Proc. Biol. Soc. Wash. xxiv. 118. E. Trinii, Moritzi, 
Syst. Yerz. Zoll. 102. Lappago aliena, Spreng. Neue Entdeck. iii. 15. 
Panicum uncinatum, Raddi, Agrost. Bras. 41 ; Trin. Pan. Gen. 240, 
and Gram. Ic. t. 216 ; Kunth, Enum. i. 172 ; Steud. Syn. PI. Glum. i. 
60 ; Branch. Contr. FI. Congo Frang. 38 : Hook. f. hi. Brit. Ind. vii. 
58, and in Trim. Handb. FI. Ceyl. v. 160 ; Rendle in Cat. Afr. PL 
Welw. ii. 184 ; Pilg. in Schlechter, W. Afr. Kautschuk-Exped. 268 ; 
Cheval. Sudania, 185 ; Eyles in Trans. Roy. Soc. S. Afr. v. 301. P. 
glandulosum, Nees ex Trin. Gram. Pan. 174, and Agrost. Bras. 128. 
P. ne mow sum, /3, Trin. l.c. P. heteranthum, Link, Hort. Berol. i. 212 ; 
Kunth, l.c. 92. P. echinatum, Willd. ex Doell in Mart. FI. Bras. ii. 
ii. 193. P. polystachyum, K. Schum. in Engl. Pfl. Ost-Afr. C. 103, 
not of others. 
Upper Guinea. French Guinea : Fouta Jallon ; between Dalaba and Dia- 
guissa, 3600-4100 ft., Chevalier, 18570 ! Gold Coast : Aburi, Johnson, 832 ! 
Southern Nigeria : Aboh, Barter, 1354 ! Oban, Talbot, 851 ! Cameroons ; 
Bigundi, SMechter, 12419 ! Batanga, Bates, 171 ! Efulen, in forest, Bates, 
207 ! Island of S. Thome : Macambrara ; Santa Maria, 4100-4250 ft., Moller, 
141 ! 
North Central. Upper Oubangui River : between Nana and Fort Sibut 
Chevalier, 10722 ! 
