CL. VI.] HEXANDKIA MONOGYNIA. 17] 



three feet high : stalk like the leaves, not quite so high : flowers 

 crowded, pale-green : the whole plant is aromatic, especially the 

 root. Perennial : flowers in May and June : grows on the banks 

 of rivers, having a muddy bottom, in England ; and a few places in 

 the south-west of Scotland. Eng. Bot. vol. v. pi. 356. Eng. Fl. 

 vol. ii. p. 157. 525. 



15. JUN'CTJS. RUSH. 



Calyx inferior, of six oblong, acute, permanent leaves, three 

 of them internal. Corolla none. Filaments thread-like, short; 

 three of them sometimes wanting ; anthers oblong, erect, two- 

 celled. Germen superior, triangular. Style simple, cylindrical, 

 short; stigmas three, elongated, downy. Capsule triangular, 

 three- celled, three-valved. Seeds numerous, minute, roundish. 

 Named from jungo, to join, the stems having been employed 

 as cordage. 194. 



* No leaves. 



1 . J. acutus. Great Sharp Sea Rush. Straw naked, cylindrical, 

 sharp-pointed ; panicle dense, near the summit ; bractea spinous ; 



capsule roundish, twice as long as the calyx. Root fibrous : straws 



from three to six feet high, erect, straight, stiff: panicle lateral, 

 corymbose, many-flowered: capsule broadly egg-shaped, triangular, 

 sharp-pointed, brown. Perennial: flowers in July : grows on the 

 sea-coast, in deep sand. In Merionethshire, Norfolk, Lancashire, 

 and Devonshire : rare. Eng. Bot. vol.xxiii. pi. 1614. Eng. FL vol. 

 ii. p. 159. 526. 



2. /. maritimus. Lesser Sharp Sea Rush. Straw naked, cylin- 

 drical, sharp-pointed ; panicle loose, near the summit ; bractea 



spinous ; capsule oblong, as long as the calyx. Root fibrous : 



straws about three feet high, more slender than the last : capsule 

 prismatic. Perennial : flowers in August : grows in salt marshes : 

 rare. Eng. Bot. vol. xxiv. pi. 1725. Eng. Fl. vol. ii. p. 159. 527. 



3. J. Bdlticus. Baltic Rush. Straws naked, straight, acute ; 

 panicle erect, branched, few-flowered; bractea shorter than the 



panicle ; capsule elliptical. Root creeping : straws about a foot 



high, smooth, with brown scales at the base : panicle near the top 

 of the straw, dense : bractea membranous : leaves of the calyx 

 lance-shaped, bluntish, dark-brown. Perennial : flowers in July 

 and August. Discovered by Mr. Drummond, on the sands of Barry, 

 near Dundee : South Uist abundant : Cape Wrath : Morayshire. 

 Eng. Bot. Suppl. pi. 2621. Eng. Fl. vol. ii. p. 163. 528. 



4. J.glaucus. Hard Rush. Straw naked, straight, deeply striated ; 

 panicle erect, much branched ; capsule elliptical, pointed, shorter 



than the calyx. Root creeping, black : straws stiff and tough, 



glaucous, deeply striated, about two feet high : panicle about half 

 way between the root and summit, cymose, nearly erect -. leaves of 

 the calyx awl-shaped, pale-green, with a broad green line down the 

 middle of the base. Perennial : flowers in July : grows in wet 

 places, by ditches, &c.: common. Eng. Bot. vol. x/pl. 665. Eng. Fl. 

 vol. ii. p. 160. 529. 



5. J. effusus. Soft Rush. Straw naked, straight, faintly striated : 

 panicle loose, repeatedly compound ; capsule obtuse, a little shorter 

 than the calyx. Root creeping : straws soft and pliant, pale- 

 green, about two feet high : panicle very loose, about half way down 



