S3 KOT.TUS JAM A I C EX SIS. -% 



Height^a span; culm creeping, but, in a fertile soil, erect, round, forrrcntose; 

 Israneliiets ascending, short, abput an inch in length, leafy, sheathe:!, joi.iteJ, to- 

 montbse-hirsute ; leaves half-embracing, short, broad-lanceolate, entire, acuminate, 

 fl '. < tre qejy hirsute at the e3ge, soft ; deaths small, roughPhaired, with the hgule 

 hirsute. Panicles si all, very shut ; racemelet&'simple; florets sin;';, ovate, obtuse, 

 on short waived pedicels; Inner calycine valve ovate, concave, striated, rough-haired - ; 

 < ter miiuue. Valves of the hermaphrodite corolla ovate; filaments the length of the 

 glumes; anthers purple; stigmas nlloo, dark purple, short; seed oblong, shining. 

 In the ma !e or neuter floret, the outer valve is like the inner calyeihe valve, ovate, 

 sir ated ; the inner is very small, flat, whitish. Native of. Jamaica in sandy fields in the 

 mountains. 5'asc, 



9. P.ICF.N'S. STIFF-PANICLED. 



Panicle simple, rigid, spreading; culm branched, decumbent;* leaves hori- 

 zontal, rugged. 



Culm a foot high and, more, decumbent, creeping a little, branched, jointed, 

 sheathed, round, striated, smoodi ; sheaths at the base ot.the branches elongated, em- 

 bracing, striated, smooth; branchiets ascending, filiform, strict,' sub-divided, she, the d, 

 leafy, round. Leaves half-embracing, lanceolate, broadish, an inch long, acuminate, 

 rigid, striated, somewhat rugged to the touch ;- panicle small, oblong, composed of 

 racemelets, which are alternate, distant^ sub-divided, capillary) short, rugged; flo- 

 rets remote, ovate, minute; valves of the calyx almost erjual, ovate, obtuse, concave, 

 rigid, streaked with purple. Glumes of -the corolla,- hi the hermaphrodite florets, a 

 little less than those of the calyx, 'more .slender, whitish; filaments short; anthers 

 ovate, longisli, bifid, vertical, whitish yellow. ! Styles longer than the glumes ; stigmas 

 villose, long, recurved, whitish; seed roundish, shining, very minute. In the neuter 

 floret, die outer valve of the corolla is ovate and striated, the same size with the inner 

 glume of the calyx; the inner valve is tender, lessy whitish. This grass is distin- 

 guished by its rigidity ; it.giows in high mountains, with cpludu zeugitcs (see moun- 

 tain reed grass.) &g>. 



1. FUSCtJM. BROWN. 



Panicle simple; branches erect ; florets directed oneway in pairs, one on -a 

 shorter pedicel ; culm erect, sub- divided; leaves broad -lanceolate. 



Height from one to two feet ; culm jointed, round, pubescent; leaves retuse, tmd 

 obi, que at the base, entire, smooth, striated, three or four inches long ; sheaths long, 

 with a contracted Iigule, appearing somewhat hirsute when magnified. Panicles pe- 

 duncled, an inch and more in length ; peduncles long, filiform ; florets brownish 

 green, ovate ; pedicels now and then two-flowered ; outer valve of the calyx less, inner 

 ovate; valves of the corolla ovate-obtuse, whitish; anthers whitish ; seed ovate, in- 

 closed in the glumes. Outer valve of the corolla in the male or neuter flower very like 

 the inner \ul\e of the calyx; inner small, ovate, flat, more tender, whitish. Sw. 



f 1 . LAXUM. LOOSE. 



Panicle simple, nodding ; branches capillary ; spikelets approximating, alter* 

 nate, pressed close ; culms simple, filiform, flaccid ; leaves linear-lanceolate. 

 Height from two to four feet ; culm sub-divided, compressed a little, striated, even ; 

 Wives Wiated, even, spreading ; sheaths close, even. Branches oi" the panicle sub- 

 divided, 



