Naj adacew .1 cetlon plants. 



333 



CLXI. NAJADACE^. 



1. CYMODOCEA, Kcenig. " 



1. C. sequorea, Keen. (Kunth, Enum. iii. p. 118, cum syn.) 



2380. 



c.p. 



Hab. Point de Galle, Gardner. 



2. THALASSIA, Soland. 

 1. T. stipulacea, Koen. (Kuntli, Euuin. iii. p. 120, cum syn.)— c.p 



3055. 



Hab. Trincomalee, Prof. W. H. Harvey. 



3. POSIDOH"IA, Eoen. 



-■" 



1. P. serrulata, Spr. (Kunth, Enum. iii. p. 122, cum syn.)— c.p. 



3056. 



TF! a, Harvey 



Folia linearia (in meis specim.), 6 poll, longa, \ poll, lata, 15-nervia, apice rotiin- 

 aata, argute serrulata, hasi vaginante sesfiiiipollicari, lignla brevissima tiuncuta. 

 liulorescentiam noudum vidi, ' • 



4. RUPPIA, Liun. 



1. R. subsessilis, Thw. ; fasciculis versus pedunculi apieem per 

 paria approximatis, hinc/or/5;^5 2-3-subverticiUatl3 ; nuculis matuns 

 obtuse obovoideis, subsessilibus,— c.p. 3214. 



Moon 



5. APOJSrOGETOlS", Thunb. 



Nom. vulg. " Kaikateya.'* 

 1. A. monostachyon, Linn. f. (Eoxb. PL Cor. i. t. 81 ; Fl. Ind. ii. p. 



^10, cum syn.)— c.p. 2307. 



Hab. North of the island, Gardner. 



2. A. crispus, Thunb. ; Spr. Syst, li. 465.— -4. undulatus. Roxb. Fl. 

 ind^ii. p. 211.— c.p. 2306, 2308, 3381. 



Hab. Central Province, up to an elevation of 6000 feet. 



Folia oblonga, lanceolata vcl linearia, Lasi cordata vel acuta, breve vel longiusculc 

 petiolata. 



Tlie larger, more transhicentj and transverscly-veincd leaves of the present species 

 at once distinguisli it from the preceding. The roots are eaten by the Ciughalese. 



6. POTAMOGETON, Linn. 



1. P. natans, Linn. (Kunth, Enum. iii. p. 127, cum syn.) — c.p. 590 

 Hab. Ambagamowa District. 



2. P. pectinatus^ Linn. (Kunth, 1. c. p. 137, cum syn.)— C.P. 3531. 

 Hab, Caltura. 



