330 MONOECIA — TllIANDRIA. [Carex. 



Borders of ponds and lakes. Fl. July, Aug. If- Sterns fi — 6 feet 



high. Leaves very long, sometimes nearly an inch broad. Catkins very 

 long, close together ; fertile one greenish-brown ; sterile one yellow, 

 with one or two large membranaceous bracteas. 



2. T. anffitslifolia, L. (lesser Reed-mace); leaves linear grooved 

 below, sterile and fertile catkins a little distant from each 

 other. E.Bot.t. 1436. 



Pools and ditches, less fre([aent than the preceding. About London; 

 not uncommon in the E. of England, as Norfolk, Suffolk and Essex. 

 Loch of Lindore, Fife. Fl. July. 11. — Smaller than the last, with 

 much narrower leaves and catkins. Sterile fl. according to Sni. (which 

 in T. latifulia have hairs on the receptacle), mixed with chatty scales. 



3. T.* minor, Sm. (dtvarf Reed-mace) ; leaves linear-setace- 

 ous, barren and fertile catkins distant the latter elliptical. E, 

 Bot. t. 1457. — T. minima, Willd. — T. angustifoUa, (3. Linji. 



Said, by Dillenius, to have been found by Mr Dandridge on Houns- 

 low Heath. Fl. July. If. 



6. Sparc ANIUM. Linrt. Bur-reed. 



1. S. ramosum, Huds. {branched Bur-reed); leaves triangular 

 at the base their sides concave, common flowerstalk branched, 

 stigma linear. E. Bot. t. 744 — *S'. erectum, L. 



Banks of ditches, lakes and stagnant waters. Fl. July. 1^ . — Stem2 

 feet and more high, with a few, long, sword-shaped leaves or bracteas, 

 having broad membranous sheathing bases on the upper or branching 

 part. Boot-leaves very lon;^, linear, ensiform, triangular at the base, 

 their sides concave. Sterile flowers in sphaerical heads, distantly 

 placed ; fertile ones below. 



2. S. simplex, Huds. (xinhrnnched upright Bur-reed) ; leaves 

 triangular at the base their sides flat, common flowerstalk sim- 

 ple, stigma linear. E. Bot. t. 745. — S. erectum, j3. L. 



Ditches and stagnant waters, especially in a gravelly soil. Fl. July. 

 If. — Much smaller than the last. Stem rarely, if at all, branched, 

 though the lower heads o^ flowers are stalked. The sides of the leaves 

 are plane, not concave or grooved. The flowers pale yellow. 



3. S. ndtans, L. (floating Bur-reed) ; leaves floating plane, 

 common flowerstalk simple, stigma ovate very short, head of 

 stei'ile flowers mostly solitary. E. Bot. t. 273. 



Lakes, ditches and stagnant waters ; abundant in the north. Fl. 

 July. If. — Leaves very long, linear, pellucid. 



7. Carex. 1 Linn. Carex or Sedge. 



* Spike simple. Stigmas 2. 



-|- Dioecious. 



\. Cdioica, L. (creeping separate-headed Carex); spike simple 

 dioecious, fruit mostly ascending ovate shortly acuminated rough 



1 I am greatly uidebted to my friend Dr Boott, who has of late deeply 

 studied the Carices, for many valuable remarks and improvements both in 

 the arrangem.ent and delinitiou of the following species. 



