78 41. Eleocharis. 9. CYPERACE^. PLend.pL 



Sciipus equiseti capitulo majori, Rail Syn. 429,7. 

 Juncus aquaticus capitulis equiseti. Park. 1196. 

 Juncus minor capitulis equiseti, Ger. em, 34, 

 Scirpus palu tris, Lin. S. P. 70. 

 Eleocharis palustr.s. Roomer Sys- Veg. 151. 

 Bulbostylis palustris, Steven Mem, Mosq.5, 355. 



Rivers and ditches ; perennial ; June and July. 



jRooi horizontal, stoloniferous ; adms unequal, in tufts, 

 very soft, spongy, thick ; sheaths coloured ; apex brown, 

 obliquely truncated ; spike ovate, cylindrical, neatly imbri- 

 cate ,- glumes equal, brown, edge scariose, rib green ; akenium 

 yellow. 



XL 42. ISOLEPIS. R. Brown. Smoothrush, 



Spnthelles 1, all alike, fertile; glumelles none; stamens Si 

 style not jointed to the ovary, base simple, falling off; stig- 

 mata 2 or 3 ; akenvum lenticular or S-sided. — Root fibrous 

 or creeping; leaves 0, except the barren round culms; 

 spikes terminal, single ; spikelets lateral, sessile or capitate, 

 footstalked ; hractece 2, glumaceous. 



a. Spike 1, terminal ; hractece. 2 -valued. 



1. Isolepisjluitans. Floating smoothrush. 

 Culm branched; barren culms flaccid; spike fewflowered, 



Scirpus equiseti capitulo minori, Rail Syn, 431, 12. 

 Scirpus fluitans, Lin. S. P.ll, 

 Isolepis fluitans, R. Brown Prod. 222. 



Ditches and ponds ; perennial ; July, August. 

 Root fibrous; culm very long, floating, rooting at the 

 joints; 5pf/ee green, small; stigmata 2. 



0. stolonifera, Cidm channelled, leafy at the bottom ; 

 spike 2-flowered. 



b. Spikelets terminal^ aggregated^ capitate; hractece 2, 



leajiike, 



2. Isolepis paniculata. Panicled smoothrush. 

 Heads globose, sessile or footstalked ; hracteoi unequal, 



the lower channelled, edge sawed, the upper shorter, bent 

 down ; culm round, naked, smooth. 



Scirpus maritimus, capitulis rotundioribus gloraeratis. Rail Syn. 429,6. 

 Scirpioidcs fj 1, No. 1, Micheli N, P. G. 52, 

 ScirpiiB Holosclioenus, Lin. S, P, 72. 

 Scirpus Holosrlineniis a, Smith Fl, Br. 51. 

 Isolepis Holoschoenus, Rcem.Sys. Veg, 151. 



Salt marshes ; perennial ; August to November, 



