43 



(11) P. RoxBUEGHii. {Meissn.) 

 Ident. Dec. 1. c. p. 93. 



Syn. P. Dryandri, Spreng. — P. Meyeni, C. Koch in Linnaa 

 22. p. 205. — P. hernarioides, Benth. m HooJe. Journ. 1853.^. 194. 

 — P. elegans, Boxh. I. c. p. 291. 



Spec. Okae. Many-stemmed, prostrate : branches very thinly 

 striated : ochrese hyaline, ciliated and torn, l-nerred near the 

 margin : leaves longer than the internode, spreading, linear, 

 acute or linear-oblong, apiculated, slightly scabrous at the edge : 

 axils 3 — 5-flowered : pedicels articulated below the middle, short : 

 calyx keeled and trigonal, attenuated at the base : achenium 

 shining, faces ovate-rhomb, obsoletely dotted at the apex and 

 margin. 



Common everywhere. 



Var. a. iiONGiroi/nna {Dec. I. c). — Leaves much longer than 

 the internode, linear, acute, flat : ochrese largish : pedicels shorter 

 than the calyx or almost none. — P. Indicum, Meisn. op. Wall. 

 I.e. 



Canara. 



(12) P. rLACCiDrM. {Boxh.) 



Ident. Eoxb. 1. c. p. 291.— Dec. 1. e. p. 107. 



Syn. P. hydropiper, Lour. — P. glabrum, Boxh. Bon. Nep. 71 

 (not Willd.). 



Spec. Chae. Everywhere scattered more or less with brown, 

 sessile, pellucid glands : ochrese narrow, bristly-ciliate : leaves 

 lanceolate, acuminate, ciliolate, glabrous : spikes 1 — 3, erect, 

 interrupted at the base : bracts somewhat contiguous, narrow, 

 horizontally truncated, ciliated : pedicels at length exserted, 

 organs enclosed : achenium granular, striated, somewhat shining. 



In moist places. Ditches near Calcutta. Plowering in the 

 rains. 



Var. a. OchresB and nerves of the leaves slightly hairy : bracts 

 ciliated or upper ones somewhat beardless. 



Khasia. 



(13) P. HoEKiMANNi. {Meissn.) 



Ident. Dec. 1. c. p. 107. 



Spec. Chae. Everywhere glandulosely dotted : ochrese slightly 

 glabrous, moderately pilose-ciliated, leaf-bearing below the 

 middle : leaves lanceolate, attenuated at both ends, glabrous, 

 obsoletely ciliolate : spikes twin or racemose, long- filiform, inter- 

 rupted at the base: bracts narrowly turbinate, 3— 6-flowered, 

 somewhat beardless : pedicels loag-exserted, longer than the 



