probable that tbefe apparent differences may be the effeft of 

 culture or accident. In the mean time we have given them as 

 diftincl: varieties. A fpecimen of our plant flowered this year 

 in Mr. Vz re's collection with pale yellow flowers; but we 

 were affured by the fuperintendant, Mr. Anderson, that the 

 fame plant had in preceding feafons produced a bloom of the 

 colour (hewn in our plate, and that the prefent was probably 

 caufed by a long-continued want of fun. The marginal fpines 

 on the root-fheaths are reflex. The Pitcairnia lanuginofa 

 [Ruizy Pavon Flor. Per. 3. 35. tab. 258.) comes very near to 

 this fpecies, but the upper part of the leaves are fpinelefs, and 

 the flowers of a pale violet colour, G. 



ERRATA. 



No. 1506, 1, 6 j pro " oppofita" lege « oppofit^. 3 ' 



No « *533> verf - fol « !• 6 ; pro "fpecies 1 ' lege " fpecimen." 



No * *537> J -9 5 P ro "eorum" lege " earum." 



No. 1540, verf. fol. a pag. cake, 1. 8 ; for " Ree's" read " Rees's, 



