GRAMINE^. 547 



o. Leaves 3"'-5"' broad : ahealh often glabrescent ; panicle 3"-4." long : branches scat- 

 tered. — P. reticulatum, PI. Canb. 



p. fasdculatum, Sw. Stouter; leaves 6"'-ll"' broad; panicle 6"-3" long: lower 

 branches half-whorled.— P. paludicola, Steud. : the Guadeloupe-plant {non Ns.}. 



Hah. Jamaica !, all coll., o, along watercourses, 0, in pastures ; Trinidad !, Cr. (j3) ; 

 [Cuba ! and Mexico I to Brazil ! ; Texas ! ; Galapagos !]. 



94. F. flavescens, 5». Annual, erect ; /««««* lanceolate-linear or elliptical-lanceolate, 

 aonmmate, costate, pilose or glabrate; panicle spreading : branches sintfle, scattered : axis 

 beariug bristles and hairs ; spikelets glabrous, erect, irregularly one-sided ; lowest glume 

 broadly ovate, bluntish, 3-nerved, one-quarter to one-third as long as the spikelei, second 

 7-5-nerved, two-thirds as long as the fertile flower, third equalling it, 5-nerved: nerves 

 not connected; fertile flower ellipsoidal, pointed, slightly compressed from the back, 

 dotted.— P. paractaenioides, Tr.— Allied to P. palwifolium, 14'-4' high ; leaves 3"-8" long, 

 4"'-14"' broad : the broader ones plaited : sheath softly pilose ; panicle 4"-8", spikelets 1'" 

 long, the latter yellowish-green or with a purple tinge. — Hab. Jamaica I, Wullschl., Pd., 

 March, S. Andrews, Manchester, in arid places, Bluefield mountains iii Westmoreland ; An- 

 tigua !, Wullschl. 



95. P. palmifolinm, Pair. Stout ; leaves long, elliptical-lanceolate, narrowly acumi- 

 nate, plaited-costate, delicately pilose beneath ; panicle long, dense : branches spreading- 

 erect, long, inferior compound, racemiform : axis slightly scabrous, bearing bristles ; spike- 

 lets glabrous, erect, irregularly one-sided ; lowest glume ovate-oblong, with bluntish point, 

 5-3-nerved, half as long as the spikelet, second 7-5-nerved, as long as the fertile flower, 

 third exceeding it, 5-nerved ; fertile flower ellipsoidal, pointed, slightly compressed from 

 the back, dotted. — P. plioatum haitimse, Kth. : probably confounded with the East Indian 

 P. plicaium. Lam., Eoxb. (Jacq. Eclog. Gr. t. 1. Trin. Ic. t. 233), in which the lowest 

 glume is much shorter and ovate-rounded. Leaves 13"-16" long, l"-2" broad ; panicle 1§', 

 inferior branches 6", secondary ones 6'" long, the latter appressed ; spikelets green, l^'" 

 long, exceeded by the scattered bristles. — Has. Jamaica !, March; [Haiti [ex syn. Kth^. 



^ 96. P. sulcatum, Aubl. Stout ; leaves long, elliptical-lanceolate, acuminate, plaited- 

 costate, glabrescent ; panicle long, dense ; branches short, spreading, inferior compound, 

 racemiform : axis scabrous, bearing bristles ; spikelets glabrous, erect, one-sided ; lowest ' 

 glume ovate-roundish, blunt, 5-3-nerved, one-third as long as the spikelet, second 7-5- 

 nerved, half as long as the fertile flower, third equalling it, 5-nerved ; fertile flower ellip- 

 soidal, pointed, half-terete, slightly dotted. — Setaria, Bert. — 4'-6' high ; leaves and panicle 

 of the preceding, but branches shorter, the largest usually 2" long, bristles more numerous, 

 and spikelets 1'" long. — Hab. Trinidad 1, Sch. ; [Mexico ! to Brazil I]. 



97. P. jnolle, Sw. Perennial, stout, ascending; nodes villous; leaves long, linear- 

 acuminate, glabrescent ; panicle lax ; branches mostly simple, somewhat distant (or a few 

 fascicled) : spikelets glabrous, one-sided, spreading ; lowest glume deltoid, small, one-fourth 

 as long as the spikelet, \-nerved, 2 superior equalling the fertile flower : ^-nerved : nerves 

 not connected; fertile flower roundish-ellipsoidal, bluntish, half-terete, slightly dotted. — 

 Trin. Ic. t. 318. — P. harbinode, Vr. P. guadalupense, Steud. P. Meyerianum, Ns. {in PI. 

 Spruce): P. sarmentosura, jEoj:^.. P. puhctulatum, j4™. — 6'-2' high, pubescent or gla- 

 brate ; panicle greenish, 6"-8" long : branches spreading, about 2", spikelets 1"' long. — 

 Hab. Jamaica !, naturalized as an excellent pasture-grass, Wils. ; Trinidad !, Cr. ; [Cuba ! 

 to Brazil ! ; trop. Africa ! to the Cape ; East Indies !]. 



*** Fertile flower smooth. 

 ,' 98. P. oryzoides, iSw. .' Perennial, stout, ascending, glabrous (or glabrescent) ; /««»ej 

 cordate-lanceolate, acuminate ; panicle lax : branches simple, distant : spikelets large, 

 ^glabrous, irregularly one-sided, erect ; glumes exserted with a minute, bluntish appendage at 

 the pointed summit, lowest ovate, 3-nerved, exceeding half the spikelet, 2 superior equalling 

 the fertile flower, 5-nerved ; fertile flower elliptical-oblong, smooth, half-terete.' — Kth. Rev. 

 t. 28.— P. zizanioides, JTi!/;.— 5'-2' high; leaves 3"-6" long, 5"'-10"' broad, panicle 6"- 

 8" long, greeu: branches 3"-4" long; spikelets distant, 3'" long.— Hab. Jamaica !, &«., 

 Al; March, Wullschl., in mountain-woods; [Guiana!, Brazil!]. 

 /< 99. P. stenodes, Gr. Annual, cffispitose,- erect, glabrous : leaves setaceous-linear, in- 



