Panicum. MHiavia. P A N I C e A E. 287 



Culmiis Z — ■1-pp(lalis, ramosns, ramis piernmqiic (lorifcris, nodis glabris. 

 Vaginae glabrae vel glaiulurLS liirlae. Lipila bre\issima, suljobsolcla. Fulia 

 latiora polliccm ct quod cxccdit lata, G-polliraria, superiora aiigusliora ct hrc- 

 viora. Jiiha noii nisi scrius, ncc tola cxscrta, 1 — 2-pollicaiis. Flosc. neul. 

 2-valvIs: valv. inf. 9-nervis. i\'^;('/ tenues. 

 Panicum fJ alleri Poir. liadiis iere a basi composilis, jubatis Radiolisque pl. min. 

 patcnllbus; Pediccllis spicula plrrumque brcvioribus; Spiculis sesquilineali- 

 bus, obovatis (lurgidis), pl. min. obtusis, pubescentibus; Gliima inferiorc 

 flosculis fere Iriplo breviori, 1 — 5-, supcriore (licrmaplirodito subminori) 

 T — 9 — (11-) nervi; Ilermaphrodilo aculiusculo, laevi; Foliis e basi cor- 

 dala (ovato-) lanceolatis, ciliolalis. 

 a. Foliis latioribus, radils glabris: 

 Panicum. J^Vallcri. Fi. el S. II. p. 885. Kth. Agr. syn. p. 117. — P. lali- 

 folium Wall. Mclix. et Torr.! 

 (i. Foliis angustioribus, radiis pubescentibus: 

 Panicum scoparium Mchx. R. et S. II. p. 444. Mant. 2. p. 241. Kth. Agr. 

 syn. p. 115. 



V. spp. Am. bor. 



Culmus circiter sesquipedalis, simplex I. ramosulus, in /9 pubescens. Nodi 



nudi vel (praesertim in /?) barbali. Vai^irrae in 0; glabrae vcl lenui-pubcscen- 



tes, in /i sublanatae. Ligula ciliaris. Folia in u interdum sesquipollicem lala, 



in /5 haud raro multo angusliora; in a ciliata tantum, in /? subtus canescendo- 



pubescentia; 3 — 5-pollicaria. Juba in a e vagina supicma brevius, in /5 



longius exserta, circiler 3-poIlicaris, hicidissima. 7?a^H solitarii 1. aliquot sub- 



confcrti , in /3 cum Axi comm, pubesceiilcs. Flosc. neul. 2-valvis: valv. inf. 



1 — 9-nervis. 



Panicum linealum, Radiis a basi composilis, panlculatis Radlollsque contraclius- 



culis; Pedicellis spicula paulo brcvioribus; Splculis linealibus (vel pnrura 



longlorlbus), elliplico-ovatis, acutls, glabrls; Gluma Infcriore flosculis sub- 



