1841.] lAnnean Society. 95 



ramosa. Folia brevia, rigidula. Ligula nulla. Racemus exsertus, 

 gracilis, secundus, laxus. Setm flosculorum coloratee. 



1. M. Royleana, Nees. 



2. M. Rothiana, Nees. 

 Pomereulla monoica, Roth. 



Trib. FESTUCEiE. 



PLAGIOLYTRUM, Nees. 



Spicula multiflora. Glumes duse, spicula breviores ; inferior minor am- 

 plectens, oblique acutata, altero latere subpraemorsa ; superior biden- 

 tata, et inter dentes brevi-subulata, subula denies aequante, e nervi 

 dorsalis geminati apice unito orta. Flosculi in axi gracili ad genicula 

 barbulata imbricati, bivalves. Valvula inferior ovata, lateribus incur- 

 va, herbacea, trinervis, apice bilaciniata laciniis muticis, setis tribus 

 strictis, e nervo medio duobusque lateralibus proficiscentibus interjectis ; 

 superior oblonga, magis membranacea, sursum plana, in apice obtusi- 

 usculo bifida, inferius convoluta, referens flosculum ligulatum Sjoian- 

 therese, subquadrinervis, nervis duobus marginibus proximis distinctis, 

 mediis obsoletis. Lodiculce 2, coloratae, conicae, truncatae, glabrae, 

 angust^. Stamina 2 (?). Filamenta capillaria. Ovarium cylindricum, 

 glabrum. Styli filiformes, distantes. Stigmata laxe villosa. Caryopsis 

 elongato-cylindrica, compressiuscula, truncato-bidenticulata. Inflo- 

 rescentia : Spica simplex, disticho-subsecunda. — Gramina erecta, foliis 

 angustis, ligula brevi. 



1. P. calycinum, Nees. 

 Dineba calycina, Hh. Wight. 



2. P.jiliforme, Nees. 



3. P. unidentatum, Nees. 



Many new species belonging to genera previously established are 

 also characterized and described. 



February 16. 



The Bishop of Norwich, President, in the Chair. 



The Most Hon. Spencer Joshua Alwyne, Marquis of Northamp- 

 ton, President of the Royal Society, was elected a Fellow ; and Mr. 

 George Gordon an Associate. 



Read " Observations on some new or little - known species of 

 Polyparia, found in the supercretaceous strata of Italy." By Signor 

 Giovanni Michelotti of Turin, 



