RUSH FAMILY 5OI 



as long as the pale brown, beaked capsule. — Boggy places; 

 common.- -Fl. June — August. Perennial. 



18. /. bidbosiii' (Lesser fomted Rush). — A small and very 

 variable plant, less than a foot high, erect or prostrate ; with 

 thread-like stems; bristle-hke, shghtly-grooved /eai'e.s" ; flowers in 

 an irregular, little-branched panicle of a few distant clusters ; 

 capsules pale brown, oblong, filunt, mucronate. — Rogg)' places ; 

 common. — i'l. June — August. Perennial. 



19. /. alpiniis (Alpine Jointed Rush). — Slein erect, about a 

 foot high, 2 — 3deaved ; leaves sessile, pointed, slighdy compressed 

 and striate, with few articulations ; flowers in clusters of 3 — S, in 

 a repeatedly forked, erect, terminal panicle, black or dark brown ; 

 bracts acuminate ; perianlh-leaves blunt ; capsule blackish, obtuse, 

 mucronate, longer than the perianth-leaves. ^In the north of 

 Scotland ; rare. Perennial. 



20. /. arliculalus (Shining-fruited Jointed Rush). — Stem erect, 

 I — 2 feet high, slightly compressed, 3— 6-lea\"ed ; leaves com- 

 pressed, with many mternal divisions ; flowers in clusters of 4 — S, 

 in a repeatedly-forked, erect, terminal panicle ; penaiith-leaves, 

 shorter than the large, dark brown, glossy capsule. — Boggy places ; 

 common. — Fl. July, August. Perennial. 



**■* Annual ; stem holluw 



2t. /. bufonius (Toad Rush). — A very small species, 2 — 8 in. 

 high, with slender, pale green, hollow, repeatedly-forked steins ; 

 few, narrow, bristle-like leaves ; solitary, sessile, green flowers, 

 which grow mostly on .one side of the stem ;! and oblong, blunt 

 capsules, shorter than the perianth. — Moist places ; abundant, 

 often in large patches — Fl. June — August. Annual. 



22. /. capitdtus (Capitate Rush). — Avery small, tufted plant, 

 with naked, erect, unbranched, bristle-like stems, i — 4 in. high ; 

 radical thread-like, channelled leaves, i — 2 in. long ; and large, 

 terminal, bracteate heads of 3 — 10 sessile, pale flowers ; perianth- 

 leaves with slender, awn-like points, twice as long as the jointed 

 capsule ; stamens 3. — Sandy places liable to flooding, \\'est Corn- 

 wall and the Channel Islands. — Fl. May — July. Annual. 



23. 7. mutdbiUs (Pigmy Rush).— A very small, tufted plant, 

 r — 2 in. high, with slender, litde-branched stems ; leaves mostly 

 radical, bristle-like ; flowers in a few small clusters ; perianth-leaves 

 linear, acute, longer than the oblong-acute, 3-edged capsule. — 

 Damp places near the Lizard.— Fl. May, June. Annual 



2. LuzUL.^ (Wood-Rush). — Differing from Jiincus in having fiat, 

 more grass-like leaves more or less hairy, with long weak, white 



