Panicum. triAnuhia dioynia. 289 



round, smooth.— Learns sheathing; s/i5a.'/?s half the length of the 

 joints ; mouths bearcitd. — Spikes as in P. glaucum, bat larger. — 

 Flozcsrs solitary, siiort-pediceiled, without oidcr. — Lnoiucels, nu- 

 merous, bristles entirely surrounding the flower; of two sorts, 

 the largest twice the length of the flower, and wooily from the 

 middle down, the other sort are smaller, and without wool or hairy. 

 -^Cali/x one or two-flowered, as in the last ; exterior valve minute, 

 the other two as long as the corol, of which the apex of the exteri- 

 or one is somewhat three-toothed — Seed smooth, very like com- 

 mon oats, but smaller. 



Obs. It difters from P. polijs'acliyon in having the involucels 

 scattered round the pedicels and flower. It may therefore ba 

 Kumph's oranieii caricosum. vol. vi. t. I.f. -. A. 



7. P. interruptum. Linn. Sp. PL ed. JVilld. i. 341. 



Culms above Avater erect. Spikes simple, cylindric ]jiozcers crowd- 

 ed, smooth, polygamous ; &eed smooth. 



Jjeng. ISardwlu. 



Teling. Wolam. 



A very large species, grows in deep standing water. 



Culms ramous, those parts under the water swelled, as thick as 

 the little finger, v\ith many fibres from the joints ; tlie parls above 

 the water erect, about as thick as a common quill, from two to four 

 feet high, smooth, involved in the sheaths of the kave-r. — I ^6rc's, 

 sheaths longer than the joints, smoolh.— Racemes or spikes simple, 

 erect, columnar, from four to six inches liigh. — Flotcers small, oval, 

 pedicelled, numerous, generally many, from nearly the same place. 

 • — Involucre entirely wanting. — Calyx two, inner glumes striated, 

 from six to seven nerved. — Carol, the small fio\\er is present here. 

 ' — Seed oblong, smooth, shining white. 



8. P. curvatum. Linn. Sp. PI. ed. JVilld. i. 352. 



Culms erect. Spikes curved ; fioza-ers crowded, smcolh, herma- 

 phrodite ; seed smooth. 



Kk 



