43 

 PARNASSIA FIMBRIATA. 



Pentandria Tetragynia. Nat. Ord. Droserace^e. 



Gen. Char. Cal. pentaphyllus. Petala 5, Squamce 5, unguibus petalo- 

 rum opposite, in setas apice glandulosas (plerumque) desinentes. 

 Stamma 5. , Anihera: posticee. Stigmata 4, sessilia. Capsula 4- 

 valvis, 1-locularis, valvis medio septiferis. Semina arillata. {DcC.) 



Parnassia Jimbriata ; squamis subpalmatis eglandulosis, petalls basi 

 ciliatis, foliis radicalibus longe petiolatis reniformibus, caulina 

 cordata sessili. (Tab. XXIII.) 



Parnassia fimbriata. Kon. in Ann. of Bot. v. I. p. 391. Smith in 

 ReeSf Cycl. Decand. Prodr. v. 1. p. 320. 



Hab. In ora occidentali Americas Septentrionalis. D. Menzics. In 

 montibus " Rocky Mountains " dictis. D. Drnmmond. 



Radix horizontalis, subfusiformis, fibrosa, superne basibus petiolorum 

 vetustorum vestita. Catdis pedalis ad sequipedalem, erectus, 

 gracilis, subangulatus, prope vel supra medium, unifoliatus. Fo- 

 lia radicalia 3 — 6, longe petiolata, reniformia, integerrima, multi- 

 nervosa, caulinum parvum, cordatum, sessile. Flos terminalis, 

 solitarius. Calyx 5-partitus, vel fere pentaphyllus. Petala 5, 

 alba, obovata, subunguiculata, patentia, nervosa, ad basin pul- 

 cherrime ciliata. Squamcz 5, viridi-flavescentes, fusco-punctuta?, 

 petalis oppositae, carnosae, cuneatae, apice quinquelobae, intus 

 linea elevata longitudinali instructa?. Stamina 5, demum pa- 

 tentia : Anther (S oblongo-o vales, pallide flavas, punctata!. Pist il- 

 ium : Germen ovatum : Stigmata 4, sessilia. 



No botanist that I am aware has ever seen this very curious 

 species of Parnassia in a living state, except Mr. Menzics, 

 who had the gratification of discovering it on the north-west 

 coast of America, and Mr. Drummond, who more recently 

 found it in the interior, growing in pastures and marshy 

 grounds, on the sides of mountains, particularly near the 

 banks of lakes and rivulets. From a drawing and descrip- 



