528 



CYPERAcEiE 



long, central ones sessile, the others stalked, forming a compound 

 lateral cyme ; outer bract stiff, triangular, continuing the stem for 

 an inch or more ; glumes brown, broad, notched or fringed at top, 

 with a minute point ; perianth of 2 — 6 bristles ; style 2-cleft ; nut 

 smooth a->d shining. — Muddy banks of tidal rivers in the south ; 

 rare. — Fl. August, September. Perennial 



ER16PHORUM vaginXtum 

 (Hares-tail Cotton-grass). 



BLYSMUS RUFUS 



(Rufous Club-rush). 



12. S. pungens (Sharp Club-rush). — An allied but smaller 

 species, 6 — 18 in. high, with acutely triangular stems; 2 or 3 

 narrow, keeled leaves 4 — 6 in. long ; 3 — 6 sessile, lateral spikelets 

 each \ in. long, in a close cluster ; glumes brown, acutely 2-lobed. 

 — Wet sand, Jersey. — Fl. June, July. Perennial. 



13. 5. maritimus (Sea Club-rush).— Stems sharply triangular, 

 1 — 3 feet high, leafy; leaves long, channelled, dark green, \ in. 



