i82 P A li I c E A E. Pcnwscliim. 



Culnius (j)l.inlae sponlnncac) dodrantalis, ramosns. J^aginac "labrac 1. supcrne 



cglanJulis pilifcrac. Folia lincain lala, palinaria cl ullra. Tfiyrsus purnnrasccns. 



Spiculae, demto involucro, 2-lineales. LoJicula nulla. Slyli jnfcrnc cdimall. 



Penniselum dichotomum Delile. Thyrso solitario, dcnsiusculo (scsqui — ullra- hi- 



pollicari) ; Involuccllis sessilibus, 1-floris: sclis parnm fnaequalibus, splcula 



paulo longioribus: interioribus aliquot plumosulis; Gluma infcriore flosculis 



paulo brevioii, snperiore Ilermaphrodiloque acutissimo masciilum bivalvem 



acqiianlibus; Foliis involutis, glabris (breviusculis, rigidiilis). 



Penniselum Jicholonium. Scliult. Mant. 2. p. 148. — P. phalaroides Schull. 



I. 1. p. 14". sub P. polyslachyo. 

 Phalaris selacea Forsh. 

 (an Panicum dicholomum ForsJiP) 

 V. spp. Acg. et Ind. on 

 Culmus 1 — sesqnipcdalis, decumbens, basi ramosus, ut totiim gramen vi- 

 ridulo- vel straniinpo-pallens. Jaginae glabrae, sulcatac, infcriores solutac 

 cmarcidae. Z/^w/a ciliaris. Folia 1 — ullra- bl- pollicaria, infima brcviora. 

 Spitulae, dcmto involucello, o-lincalcs. Selae intcriorcs parce et tcnui-pilosae. 

 Gluma inf. 1-, supcrior 1-nervis. F/osc. masc. valv. inf. 5 - ncrvis. Lodi- 

 cula nulla. Slyli basi connali, 

 Penniselum selosum Rich. Thyrso (rarius) solilario, (plerumqur) e vagina una 

 allerave (intcrdum e piuribus siraul) aliquot fasciculalo-peduiiculalis, dcnsis 

 (palrnaribus — spilhamacis) ; Involucellis scssilibus, l-floris: setis inaequali- 

 bus, spiciila scnsim duplo longioribus: inlcrioribus plumosis: inlima clon- 

 gala: Gliima iiifcriorc flosculis duplo — triplo breviori — luiiiima I. niilla, 

 fiuperiorc iisdcm paulo longiori; Ilcrmaplirodilo apice barbulato masculo I. 

 neulro 1 — 2-valvi tcriiam parlcm mmori; Foliis (lanccolato-) Uncaribus, 

 glabris. 

 a. Gluma inf. flosculis circiler triplo breviori, Flosc. masc. 1. neulr. bivalvi, 

 Setarum plurimis spicula diiplo longioribus: 



