172 HEXANDRIA MONOGYNIA. [JCL. VI. 



leaves of the calyx finely pointed. The pith of this and the following 

 species is used for rush-lights : the straws are plaited into chair-bottoms 

 and mats. Perennial : flowers in July : grows in wet meadows and 

 pastures : common. Eng. Bot. vol. xii. pi. 836. Eng. FL vol. ii. 

 p. 162. 530. 



6. J. conglomerdtus. Common Rush. Straw naked, straight, faintly 

 striated : panicle very dense, globular, repeatedly branched ; capsule 



abrupt ; stamens three. Root creeping : straws soft, pliant, about two 



feet high : panicle forming a dense globular head of brown flowers : 

 leaves of the calyx pointed : the straw is larger than in the last species, 

 and the pith is consequently better for rush-lights, or wicks to lamps. 

 Perennial: flowers in July: grows in wet grounds: common. Eng. 

 Bot. vol. xii. pi. 835. Eng. Fl. vol. ii. p. 161. 531. 



7. J. Jiliformis. Slender Rush. Straw naked, slender, drooping ; 

 panicle few-flowered, corymbose ; capsule nearly globular. Root creep- 

 ing: straws very slender, pliant, pale-green, about a foot high : flowers 

 from five to eight. Perennial : flowers in August: grows on the margins 

 of lakes, in the north of England: rare. Eng. Bot. vol. xvii. pi. 1175. 

 Eng. Fl. vol. ii. p. 162. 532. 



** Plants furnished with leaves. 



8. J. (quarrosus. Moss Rush, Heath Rush. Straw naked ; leaves 

 radical, numerous, bristle-shaped, channelled ; panicle terminal, com- 

 pound ; capsule inversely egg-shaped. Root tufted : straws erect, 



about a foot high, bluntly triangular. Perennial : flowers in June and 

 July : grows on wet heaths : abundant. Eng. Bot. vol. xiii. pi. 933. 

 Eng. Fl. vol. ii. p. 164. 533. 



9. /. trifidus. Three-leaved Rush. Straw naked ; radical leaves very 

 few ; bracteas three, leafy ; a terminal head of about three flowers. 

 Root creeping : straws crowded, thread-shaped, erect, from four to six 

 inches high : radical leaves one or two, very short : bracteas three, at 

 the top of the straw, resembling leaves. Perennial : flowers in July : 

 grows in rocky places on the higher mountains of Scotland, as Ben 

 Lawers, Cairngorm : rare. Eng. Bot. vol. xxi. pi. 1482. Eng. Fl. 

 vol. ii. p. 163. 534. 



10. J, comprtssus. Round-fruited Rush. Straw simple, compressed, 

 leafy below ; leaves linear, incurved at the edges ; panicle cymose, 

 terminal, shorter than the bractea; capsule roundish, longer than the 



calyx. Root creeping : straws erect, from six to twelve inches high : 



unbranched, round and leafy below, naked and compressed above : 

 leaves acute, channelled. Perennial : flowers in July and August : 

 grows in moist pastures : common. Eng. Bot. vol. xiii. pi. 934. Eng. 

 FL vol. ii. p. 165. A variety of this plant, common in salt marshes, 

 with a nearly simple few-flowered panicle longer than the bractea, is 

 the J. ctenosus, Mud Rush. Eng. Bot. Suppl. pi. 2680. Eng. Fl. vol. ii. 

 p. 166. 535. 



11. /. tennis. Slender-spreading Rush. Straw simple, naked ; leaves 

 linear, slightly channelled ; panicle terminal, compound ; leaves of the 

 calyx lance-shaped, taper-pointed, three-ribbed, longer than the capsule. 



Root fibrous : straw erect, very slender, about a foot high : leaves 



very few, radical : leaves of the calyx green, three-ribbed, acute. 

 Perennial: flowers in July : grows on the mountains of Scotland: rare. 



