264 P A N I C E A E. Panlcum. Virgaria. 



Panicum grumositm N. oh Es. Fiadiis raccmiforml-virgatis, a basi composilis (in- 

 terdum dccomposltis), paniculato-jubatis, racemulisquc patulis L palcnlibus; 

 Pedicellis brevissimis; Spiculis linealibus, ovato-cUipticis, obtuslusculis, gla- 

 bris: Gluma infcriore floscuiis triplo duplovcbrcviori, o-, supcrlore .'i-ncrvi; 

 Hcrmapbrodlto aculiusculo, lacvi: Foliis altcnualo- (laliusculo-) linearibus, 

 glabris. 

 Pankum grumosvm N. ah Es. Agr. bras. p. 182. Trin. ic. gr. XMIL t. 207. 

 \ . spp. Bras. 

 Culmus 3 — 4-pcdalis, simplex 1. supcrnc ramosus. T^aglnae glabrae. Folia 

 satis firma, longe altenuato-acuminata, lineas 4 — 1 lata, culmca infcrlora 

 pedalia. Po/z/Wa spitbamaca — pcdalis. Bacemuli scmi — 1-pollicares. Spi- 

 culae pallentes 1. ex amethystino fuscesccntcs. Glumae carinatac, nervls angu- 

 latis. Flosculus neuler 2-valvis. Jlermaplir. lincari-ellipllcus. 

 Panicum aurilum Presl. riadils subraccmiformi-vlrgatls, a basi composills (decom- 

 posllisquc) altcrnis, patulis: Raccmulis contractis : Pediccllis spicula bre- 

 vioribus I. candcm acquantibus; S])iculis Iinenlibus, elliplico-Ianceolatis, 

 aculis, glabrls; Gluma Inferiore flosculis plns dimldio breviori, 1 — 3-, su- 

 periore 3-nervi; Ilcrmapbrodilo aculo, mucronulato, lacvi: Foliis (laliiis- 

 culo-) linearibus, glabrJs. 

 Panicum aurilum Prcsl! rel. Ilaenk. I. p. 305. Kth. Agr. syn. p. 113. 

 V. spp. Luzjoh. 

 Culmus 2 — 3-pedaIis. l^aginae glabrac. Folia basl auriculata subam- 

 plcxicaulla, lincas 3 — G lata, dodrantalia. Juha spithamaca — pcdalis. Jiadii 

 solilarii I. subbini, inferlorcs in juba majdri valdc lemoti. liaccmuli (infcriorcs, 

 saepe compositi) subpollicarcs. Spiculae iasco-Minlcs. Flosc. nculcr. 1 — 2- 

 valvls. 

 Panicum polygonnium Schrad. riadiis subiaccniiformj-virgatis, (plerumque pllis 

 adspersis), a basl compositis decomposltisque, subjubalo-panlculalls, patcn- 

 tibus; Pvadlolis patulis; Pcdlcellis brcvlsslmls: Splculis parvis 1. subminimis, 



