v 



Tab. 68. URALEPIS cuprea. 



Cul 



m 



proceris nodisque glabris 



foliis 



sa; sp 



iculi 



is racemosis, ODiongis 



planis, interne 

 otlon 



panicula ramosa , diffu 



apice quinquedentata , inferne ad nervos moUiter ciliato-pilosa. 



Triodia cuprea Jacq, Eclog. Gram. 2,p, 21, t, 16, 



Poa seslerioides Mich, Flor, r, p, 68, 



Poa quinquefida Pursh Flor, 1, p, 81, 



Tridens quinquefida Roem, et Schult, Syst, Mant, t, p, 333 



Tricuspis noveboracensis i?eawf^.?^ Z)e/i7^. 



Festuca quadridens Poir, SuppL 2, p, 64o, 

 Poa arundinacea Poir, Suppl, 4, p, 32g, 

 Windsoria poaeformis Nutt, Gen, p, yo, 

 Tricuspis caroliniana Beam, Agrost, t. iS,f, 10, 

 Poa caerulescens Mich, herh. 



margineque scabris^ 

 8-floris5 palea inferiore 



0^ 



Crescit in America boreali. % 



Culmi proceri, teretes, striati, glabrij nodi imberbes. Folia linearia, plana, apice angustato 

 subulata, 11-nervia, nervomedio crassiore, subtus prominente , membranacea, supra margine 



que scabriuscula , subtus glabra et vix pallidiora, pedalia, 4-5 lineas lata. Vaginae 



brae, imo apice pubescentes, internodiis breviores, 31-6-pollicares. Ligula: margo brevisslm 



a 



densissime sericeo-ciliatus. Panicul 



12 



5-pollicaris , ramosa; ramis gemmis 



y 



filiformibus 



inferne nudis 



r 



laxis 



diffiisis, teretiusculis rhachiaue glabris; axillis interdum pubescentibus 



Spiculae breviter pedicellatae 



in ramulis racemosim dispositae, oblongae, compressiusculae 



4 lineas longae, 7-8-florae; floribus distichis, distantibus, hermaphroditis 



summo tabescente 



rhachi glabra, adbasim cujusHbet floris articulata. Glumae duae, ovatae, acutiusculo-submucro- 

 natae, uninervise, carinatae, glabrae, membranaceae , viridi-purpmascentes, inaecjuales, floribus 



guis breviores; inferior paulo minor. Paleae duae, membrana 



maeq 



ales 



1 



nfer 



duo extmii 



oblonga, apice qulnquedentata, trinervia, concava, viridi-purpurascens, glabra; nervis remotis 



inferne molliter cillato-pilosls; ex dentibus tribus mediis duo acutiusculi 



medius subulati, hic duplo longior, rectus. Palea superlor brevior, oblonga, binervia, bicari 



nata, carinls superne scabriusculis, apice obsolete triloba, lobis lateraTibus crassioribus, uucinato 



nflexis, medio latiore, membranaceo, obtuso, obsolete emarglnato. S^uamulae duae, collaterale 



1 



subcuneatae, aplce sublobato-truncatae 



glab 



Stamina tria, basi stipitis ovariiferi 



inserta. Filamenta capillacea, glabra. Anthera^ lineares, utrinque bilobae, viridi-flavidx , bilo- 

 culares glabrae ; lobis obtusis . PolHnis granula minutissima, sph^erlca, hyaliaa. Ovanum obovato- 

 turbinatmn, stipitatum, glabrum. Styli duo, terminales, distantes, glabri. Stigmata plumosa; 

 pilis elongatis, simpUcibus, argute spinuloso-serruktls , atrovlolaceis. Caryopsis oblonga, basi 

 cuneata, rudimento stylorum coronata, embryoni paraUele compressa, externe convexa, mteme 



79 



