300 CHARACE^E INDICE ORIENTALIS. 



tegentibus ; seminibus ovatis vel oblongis, coronula breviuscula lata 



papillis subdivaricatis, fasciis 14-15. 



Ch. polyphylla, A. Br. in. Regensb. bot. Zeit. 1835. p. 70. (sed nunc sensu latiori.) 

 a. Ceylonica, rigidior et nitidior ; aculeis sparsis ; foliis verticillorum 



10-12, articulis 9-12, geniculo foliorum infimo sterili ; seminibus 



majoribus. 



Ch. Zeylanica, Klein ap. Willd. in Act. Acad. Berol. 1801-2, p. 59. t. II. f. 1. et 

 Sp.pl.k.p. 184. 



a, longibracteata, aculeis, stipulis, foliolisque longioribus ; foliolis anterior- 



ibus quam semina sesqui- vel duplo longioribus. 



b, brevibracteata, aculeis, stipulis et foliolis brevioribus, foliolis anterioribus 



semina vix œquantibus. 



c, brachyphylla, foliis brevioribus incurvis, foliolis semina vix œquantibus. 



d, gymnoteles, articulis foliorum superioribus nonnullis ecorticatis. 



/3. Meyenii, flexibilior et subdiaphana ; aculeis subverticillatis ; foliis 

 verticillorum 10-13, articulis 8-10, geniculo infimo fertili, foliolis 

 semina visa superantibus ; seminibus minoribus. 



Cb. armata, Meyen, Reise um die Krde IL p. 11. 



Variât, b. paragymnophyïïa, articulis superioribus pluribus, nonnunquam 

 articulis omnibus ecorticatis. 

 Ch. armata fi. diaphana, Meyen l. c. 



The variety a. was first detected in Ceylon by Lebeck, in 1798 (ac- 

 cording to Klein in herb. Willd.) and afterwards collected near Tran- 

 quebar {Klein in herb. Willd.) ; Gengu {Bélanger) ; Madras {Graham 

 in herb. Agardh ; Dr. Wight in herb. Hook. No. 131, 139, 152) ; 

 Pondicherry {Perrottet) ; Busna (with Ch. Hydropithys, herb. Hook.) ; 

 the variety a. d. near Madras {Dr. Wight in herb. Hook.) The var. /3. 

 was collected by Meyen in 1831 on the Sandwich Island, Oahu; /3. b. 

 in the same Island by Meyen and also by Eschscholtz. 



The seeds of a. are 9 ^-§ 2 m. long (the nut 5 ^%°) ; the seeds of /3. 

 about -££q m . 



To the varieties of Ch. polyphylla hère described, several others are to 

 be added, natives of North America, the West Indies, and South America. 

 To thèse belong Ch.foliolosa Mùhlenb. ap. Willd. from North America ; 

 X Ch. Indica Bertero, from Guadeloupe ; Ch. îtaîtensis Turpin, from St. 

 Domingo -/x)h. compressa Kunth, from Venezuela. Ail thèse must be 

 considérée! varieties of Ch. polyphylla. 



12. Ch. Javanica. I cannot exactly define this species, having seen 



