166 81. JUNCACE.&. 



3. J. MARITIMUS, Sm. Lesser Sharp-Sea Rush. Scapes rigid, 

 ending in a stiff sharp point, 12 ft. high. Bract at the base of 

 the loose panicle, dilated below, with a sharp point, mostly a little 

 longer than the flowers. Cap. elliptical, mucronate. St. 6. 



Salt marshes. Frequent in Bute, Cumbrae, and Arran. (B) P. 78. 



B. Flowers terminal, leaves all radical. 



4. J. SQUARROSUS, L. Heath-Rush, Goose-Corn. Scape simple, 

 erect, very stiff, 6 12 in. high. Le. grooved, spreading, rigid, 

 very numerous, not half the length of the scape. Panicle terminal, 

 compound, not much branched. Segments of the peri, with 

 scariose edges. Cap. elliptical, ovate. 



Very common. On all moors and heaths. (B) P. 67. 



5. J. TRIGLUMIS, L. Three-flowered Rush. Scape simple, 

 erect, 4 6 in. high. Le. linear-subulate, channelled, bitubular, 

 with dilated sheathing bases, grassy-like and short. Fl. generally 

 3 in the capitate head. Outer bract not longer than the fl. Cap. 

 elliptical, acute. 



Rare. Boggy rills leading into the Cnocan burn, on the ascent of Goat Fell, 

 Arran. (H) P. 78. 



C. Stems leafy. Leaves jointed with pith. 



6. J. ACUTIFLORUS, Ehr. Sharp-flowered Jointed Rush. Stems 

 1 2 ft. high. Le. sub-compressed, sheathing at the base. 

 Panicle compound, in repeatedly clustered knots of 5 6 flowers. 

 Segments of the peri, unequal, lanceolate, nearly as long as the 

 narrow, sub-acuminate, pale brown capsule. 



Very common. In boggy meadows. (B) P. 6 8. 



7. J. LAMPROCARPUS, Ehr. Shining -fruited Jointed Rush, Sprot. 

 Stems 12 18 in. high. Le. compressed, sheathing at the base. 

 Panicle compound. Clusters large, 6 14-flowered. Segments 

 of the peri, equal, acute, shorter than the ovate or oblong, 

 mucronate, shining, dark brown capsule. 



Frequent. Boggy meadows and water sides. (B) P. 78. Banks of Clyde at 

 Carmyle; Bardowie loch ; banks of the Kelvin ; Gourock to Arran. 



8. J. OBTUSIFLORUS, Ehr. Blunt-flowered Jointed Rush. Stems 

 1 2 ft. high. Le. round. Panicle compound. Clusters 3 6-fl. 

 Segments of the peri, all obtuse. Caps, ovato -acute, trigonous, 

 pale brown. 



Rare. In a bog on the road from Greenock to Inverkip ? (E) P. 8. 



9. J. ULIGINOSUS, Sibth. Lesser-Bog Jointed Rush. A very 

 variable plant, often found floating in water, and spreading in 

 large masses, or small and erect, sometimes creeping. Stem often 

 bulbous at the base. Le. setaceous, slightly grooved, internal 



