TaB . 1 4 8 . PO A C AMBESSEDIAN A . 



v_. 



Culmis prostratis 5 longissimis , ramosissimis 5 ramis csespitoso - fasciculatis , 

 erectis, ramosis^ foliis linearibus, planis, interne scabris, basi pilosis , externe vagi- 

 nisque glabris^ paniculis ramosis, diffusis; ramis solitariis , patentibus, glabris 5 

 spiculis lineari-oblongis , y-ay-florisj floribus diandris 5 palea inferiore trinervia , 

 glabra. 



X 



Crescit in Senegambia, prope Richard-Tol 



Radices filiformes, albldae, glabrae, rigldoe. Culmi longissimi, prostrati, ramosissimi (ad 



L 



nodos repentes? ), laeves , glabri, crassitie pennae columbinae ; rami ad nodos densissime caespltoso- 



L 



fasciculati , erectl , ramosi , ad nodos geniculatl, teretes , striati , glabri , nitldi , duri , uni-vel 

 sesq^uipedales ; nodi imberbes. Folia culmea plerumc[ue carie destructa, linearia, plana, nervoso- 

 striata , glabra , membranacea, longissima , vlx duas lineas lata. Vaginae teretes , usque ad basim 

 fissae, solutae, nervoso-striatae , glabra^, subtrlpoUicares. Llgula : margo angustlssimus _, pllis 

 longis molHbus ciliatus, Folia ramea llnearla, acutata, slcca convoluto-subulata, rigldula, striata, 

 externe glabra, interne scabra ad baslm pills mollibus obslta, sesc[ui-vel bipolUcaria. Vaginae teretes, 

 membranaceae y nervoso-strlatae , glabrae , uni-vel ses^uipollicares. Llgula : margo angustissimus. 

 Paniculae in apice ramulorum solitariae, ramosse, e summa vaginalonge exsertae, ovatae, diffusas^ 

 3-4-polllcares ; ramis alternls, solitariis, patentlbus rhachique angulatls^glabrls.Spiculae pedicel- 

 latae linearl-oblongae, compressae, 5-41ineas longae, y-^y-florae ; flores disticho-imbrlcati; rhachis 

 flexuosa , glabra, purpurascens, perslstens. Glumae duae , ovato-oblongae^ acutae, carlnato-navicu- 

 lares unlnerviae, glabrae, carlna superne hlspidulo-scabrae, purpurascentes, floribus contlguis bre- 

 viores, Insequales ; Inferior mlnor. Paleae duae , valde inaeq^uales ; inferior subrotundo-ovata , acu- 

 tluscula carlnato-navicularis, trlnervla , nervis laterallbus superne e vanescentlbus , membranacea, 

 vlridis, superne purpurascens , decldua; superlor brevlor, oblonga, apice rotundato-subretusa, 

 hyalino-membranacea , binervia, blcarinata , persistens ; carinls arcuatls, hispldulo - scabrls. Squa- 

 mulse duse , laterales , ad utramque interiorem basim paleae superiorls adhaerentes , late cuneatae, 

 pice subtrilobo-truncatae, membranaceo-hyalinae, glabrae, ovario multo breviores. Stamlna duo 



( interdum nonnlsl unlcum?, anterius), lateralla, stipiti brevl 



Filamenta capil 



lacea glabra. Antherae ovato-oblongae , utrlnque bifidae, biloculares, lobis obtusis, glabras, 

 nierescentl-vlolaceae, secundum totam longltudinem dehiscentes. Ovariima ellipticum , stipiti brevi 

 insldens, glabrum. Styh duo, terminales , elongati^ distantes, capiUacei. Stigmata penicilliformia , 

 albida, pihs simphcibus, denticulatls , hyalinis. Caryopsis minuta , obhque subrotundo-elliptica, 

 laterlbus compressluscula , laevis, glabra, semipeUucida , laste fusca , opaca, dorso ad basim 

 tuberculo minutissimo-notata. Perlcarplum membranaceum , semini adnatum. Embryo albumlni 

 farlnaceo albo antlce ad baslm adhaerens ipsoque trlplo brevlor , subeUIptlcus . Corculum coty- 

 ledoni per dorsum medium adnatum , antice lobo unguiformi auctimi. 



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