TRiBSAcmi HORTUS JAMAICENSI9. 2C9 



2. C1TRIFOI.IA. CITRON-LEAVED. 



Leaves ovate, oblong, acute, smooth : umbells axillary, peduncled, fruits four- 

 winged, wings in pairs, the lower ones shorter. 

 Stem shrubbv, climbing very high ; branches very long, flexile, round, smooth ; 

 leaves opposite, entire, nerved, veined, membranaceous, large, on short petioles. 

 Branches of the umbels or panicles tricho.tomous, spreading, pedicels one-flowered: 

 leaflets ovate, acute, alternate, sessile, scattered over the branches of the panicle. 

 Flowers small, yellow. At the base of the segments of the calyx on the outside are two 

 browu gibbous nectareous glands. Petals five, roundish, waved, veined, with linear 

 claws ; filaments awl-shaped, contiguous to the base ; germs three united ; stv les three, 

 thickened at the top: stigmas acute; capsules three ovate, separable, each four- 

 ivinged ; tvvoropposite wings larger, veined, two smaller; and a filth intermediate like 

 a crest. Seed large, shining, red. Slwartz. 



bee Switch Sorrel. 



Xo English Name. TRIPSACUM, 



Cl. 21, or. 3 Monecia triandria. Nat. or. Grammar. 

 Cfv. CHAR. Male calyx a four flowered glume; corolla a membranaceous glume : 

 female calyx a glume with perforated sinuses ; corolla a two-valved glume ; styles 

 twi>: seeds one. There are only two species, one of which is a native of Jamaica. 



H6RMAPHROD1TUM7 HERMAPHRODITE. 



Sp ; ca oblongo glabra, ca'icibus rigidis quadri-partitis, incisuris apcr- 

 tis, laciniis acuminatis. Browne, Ceochrus 2, p. 367. 



Spike hermaphrodite 

 Hoot annual, fibrous,; culm erect, two feet high, roundish, very smooth, jointed, 

 branched; branches of the same structure and height with the culm, alternate, erect, 

 quite simple, few. Leaves alternate, fleeced, very smooth, only rugged at the edge, 

 a span long or more y sheatns compressed, striated, very smooth. A single spike at 

 the ends of the stem and branches, sohtar), cylindrical, curved", peduncle long, 

 round striated, smooth ; receptacle compresse I, flex nose. Flowers alternate, re- 

 mote solitary, sessile on the -teeth of the receptacle, ovate, pressed close. The outer 

 calvx has two, three, or four flowers ; glume four or five patted, compressed, ovate, 

 gibbous at the base, contracted at tue top ; the valves incumbent, very stiff, lanceolate, 

 acuminate, very smooth, slightly sheathed. There is a single floret between each ca- 

 Iycine glume, less by half than the calyx. Calvx two-valved; one vaive smaller, very 

 ion"- and acuminate ; the other of the same size with the corolla, which is also two- 

 valved, smooth, and acuminate. Filaments smooth, anthers ovate, germ ovate, styles 

 two, pubescent. Seen 1 one, very small, ovate, smooth, yellow, sub- diaphanous. Liniuus. 

 This is a common grass in the open pastures of Jamaica, and fed upon by all sorts of 



cattle. Browne. 



See Grass. 



