318 Prof. Don's Account of the 



Palmece, and by Burmanniacece with Iridece ; and on the other hand, by means 

 of Restiaceoe, with Xyridece and Cyperaceae. 



I have divided the species into sections, which appear to constitute very 

 natural groups, and they will be found to facilitate our knowledge of indivi- 

 dual species. This arrangement is founded in a great measure upon the sug- 

 gestions contained in Mr. Brown's invaluable work on the Flora of New Hol- 

 land. 



Gen. I. JUNCUS. 



* Stamina 6. Semina scobiformia. Injlorescentia terminalis, capitata. Folia 



plana, aversa. 



1. J. leucanthus, culmo bifolio tereti, foliis margine involutis filiformibus cul- 

 mum subeequantibus, capitulo terminali solitario 6 — 10-floro, involucro 

 5-phylIo glumaceo floribus longiore, sepalis acutiusculis, antheris acutis 

 filamentis dupl6 longioribus, ovario incluso, stigmatibus stylo ter brevi- 

 oribus. 

 Juncus leucanthus. Rcn/le MSS. 



Habitat in Emodi montibus ad Shalma. Royle. 1/ . Floret Junio. (v. s. sp. in 

 Herb. Royle.) 



Rhizoma repens, atrofuscum, fibris capillaceis vestitum. Culmi erecti, fili- 

 formes, graciles, striati, bifoliati, 5 — 6-pollicares, basi vaginati: vagind 

 semipollicem longa, h squamis (foliis abortivis) imbricatis, brunneis, niti- 

 dis composita. Folia radicalia recurvato-patentia, marginibus omnin6 in- 

 volutis subfiliformia, obtusa, glabra, viridia, culmi fer^ longitudine ; cul- 

 morum duo longe vaginata, inferiore apice elongate foliaceo, bipoUicari, 

 superiore apice brevissimo : vaginae semunciales et ultra, cylindracese, Ise- 

 ves, apice biauriculato-membranacese. Capitulum terminale, 6 — 10-flo- 

 rum, 5-bracteatum. Bractece ovato-oblongse, acutse, parum ineequales, 

 multinerviee, brunnese. Flores albi, brevissim^ pedicellati, bracteis bre- 

 viores. Pedicelli ancipiti-compressi, supern^ membranaceo-bialati. Se- 

 pala ovato-lanceolata, acutiuscula, scarioso-membranacea, concava, 3- 

 nervia (nervis medio approximatis, parallelis) ; exteriora 3 partim latiora. 

 Stamina 6, subsequalia, perianthio mult6 breviora : Jilamenta complanata, 



