328 P A N I C E A E. Panlcum. hadme. 



llolum allpnuata comprcssum , sarpc scmi — l-poHirarcm, graminis (lcl)iiioris 

 lincas o — 4, vegclioris 1 — lata: radicalia pollicrs 2 — 4, snpcriora poll. 

 5 — G longa. Juba inlrrdiim (lirniilinm ciilnii pnrUra occupans, in gramine 

 debiliori brcvior. Rculii in plinla lalifolia slricto-orrcli, conlracti ct fortiorcs, 

 in anguslifolia dcl)iliorcs, laxiorcs. Gliwiac inlcrdum l)asi cl c marginibus 

 pllo iino allcrove munilae. 



XII. 1 s .1 c h n c. 



a) FIosculo ulroquc glabro, 



Panicum anlipodum Sprgl. Jubae (2 — 5-pollicaris) radiis tcrcliusculis; Pcdicellis 

 spicula plcrumcjue paulo longioribus; Spiculis lincalibus, obovatis 1. obovato- 

 subrotundis; (jliimis lacviusculis 1. suprrnc subslrigiloso-aspcris; Mosculo 

 ulroque glabro; F.oliis lanceolato-linearibus, aspcris. 

 c. Pallidum, glauccsccns, Glumis laevibus 1. parum exasjvratis: 

 Panicum anlipodurn Sprgl. S. ^. I. p. 514. 

 Isachnc ausiralis Dr. R. cl S. II, p. 4T6. 

 V. spp. nov. lloll. 

 /?. Alrovircns, glumis asperioribus, saicpe supernc strigllosis: 

 Panicum airovirens Trin. in Sprgl. n. Eold. II. p. 88. Ktli. Agr. syn. p. 12". 

 Isachne alrorircns Trin. Diss. II. p. 251. 

 j4ira ischacmoides hoen. in hb. liaiiks. 

 V. sp. Ind. or. 

 Culmus, uitrapedalis, pl. min. ramosus. T^aginae superne cilialulac. Li- 

 gula ciliata. Folia lincas 2 — 5 lata, scsqui — 3 — 4-pollicaria. Hadii soli- 

 tarii binive, non longe snpra basin compositi. Flosculus supcrior in gramine 

 indico hcrmapliroditus, Glumae obsolele T-ncrves. 



