BOTANY. 33 



Obs. Ad Deschampsiam proximo ai-ccdh ho.ce genus ; distinguiOK perianth., muucw, va - 

 vulis integris nee dentatis. Cum Catabrosa, facie diversissnna, convemt plur.bus notis, 

 differt gimnis loeustam subaquantibus, perianthiis basi breve barbatU. A l\w diversu.u 

 locustis baud compressis, gluuns perianthiisquo coneav is ,« oarinatis. Ad eonfirmandmn 

 genus carvopsis desideratur. 



This genus is named in honour of Monsieur Dupont, of Paris, author of a valuable essay 

 on the Sheath of the leaves of Grasses, and of observations on the genus Atriplex. 



63. DUPONTIA FlSHEBI. 



Dbsc. Gramen 6-1 0-uneiale. erectmn. C«//hi simpliees, foliati, la ves, glabemim. fMa 

 radfculta et inferiora ciilmi ciinahclata, angusto-linearia, .uutn, l.w.a, !>-.$-mu uh.i, r.<£tin> 

 suietis seariosis, vix ad medium fissis; culuirii 14>-supenora hrevu.ra, plana, la-v.a, vagmis 

 p-nrii's laxiusculis foliaceis ultra medium fissis longiora : ligula mediocris, obtnsa, subtrun- 

 cata imberbis. Panicula coarctata, spicifor.n.s, l.asi oua.uloquc intern.pta, purpuieu-u.c,., 

 niteus sesquiuncialis— biu.uialis, ramis subgc.ninat.s, paiuitluris, pechcel!is T .e lavibus cum 

 1 t' ontinuis Locustee ovat.v, biHoiw. eum nidimenio clavato sctuhlbrmi term lloseuli, 

 •fl Jore tertio completo, iiime biilov.e absque tertii rudimcilto. Ghttnu hiva'vis, 



i.- Inc ualia pnrtWf jUimma. puipurasecns, subniuiis, niargine pallido searioso, longitudine 

 J' .m' 1 !'' l 'r!//l'«/rt-'e»iH"iviv nee carinaUe, oblongoJanceolata:, i«/iWw paulo nngusiior, m-it- 

 nnnat-i v aeutissin.a, unincrvis; * W/ *v/w semi-ii mcrvis. audio paulo infra apicc.n lakralibus 

 bnge'intran.ar.nue.nc.aueseennbus. Prrianliua subconformia; /,,/Ir/^ intra gluniam sub- 



JL, a pedieello brevissimo soparabile ; ^««* cum ap,,c , 1., dda,,,., ,,duvl„ h,vv.s 



nrtieuktum faeile solubile ; utrit.s,|ue *,/<■«/« ■*«/*•/•«*■ ovata muUca obli.wi, \ ,x im(,tiam ami.., 

 'iue.-ra, eoneava, ipsa basi pills brevibus strietis alhis barbata, e. a has, Km ul n.edi.nn p.li* 

 !, r ,^,nbus strietis subadpressis subserieea, trinenis, m-ms latcrahbus u.tra ..,.rg..u,u eva- 



..eseentibus, medio paulo infra apiee.n desinente: mperioi long.u.dm i ....,>, mangle 



....--...tior hncari-oblonga, glaberrima, dinerv.s, nervis brev.bus, intcrsUc.o Imcar. eoncaM- 

 usc-ulo LLuh d„ . distinct., collateral, n.c.nbianacca, hvalina, m.Ih.mU v. umcaUe, 

 apiee eroso-dentato, ovar.o longiorcs. Stamina », nlamcntis d.stmct.s, cap.llanbus, an. he.. 

 fusco-purpureis, hnearibus utrin.pK- hilidi*. <>>-„,;„,„ ovale, glabrt.m. &/2£/*«/a -, "■ >*■- 

 siiia, l.valina, dense phi.nosa, ran.is apiee... versus brevioiibus. 



Obs. The specific name is that of Mr. Fisher, whose herbarium contained the most COU. 

 plete series of specimens of this grew. 



• , „,..„,.. l nn ,vul-ita- l.edieellis hevibus, loeusli, 



64. Dks< UAMPSIA BKKVll'Ol.lA. pauieula i <m. i lata .aa. . . . . I . . 



2-3-rloris arista stricta valvulau. suba<[v.aiite, foliis involut.s : eauhms iibbre\ia is. 

 ~D E sc.'GW»34H U nciale, glabrum. Culm simpliees, ,r,eti foliati. Vnh , inferiora 

 involuto-subulata, stricta, uncialia-se.Mjni.meialia; r./.^^Mm-tis, folio b.vv.onl...., ij»m. ■ - 



;;;:.;,.., ,/.,„/, <^, i^^ >,,„■ ,,, 1,,™,,,,,,.., ,,^ ^^ ^^, 



li^da breviore. Panicula coarctata, lanceolata v. oblonga, fus.o-purp.na^ns srano.a, 

 llL .emivertieillat.s. /. ^ bid,,™, raro triflor^, semper cum rudnnento, pechclbfornu 



