168 82. ALISMACE^E. 



3. L. CAMPESTRIS, Willd. Field Wood- Rush. Stem erect, 

 4 6 in. high. Le. linear, hairy. Panicle ovate, densely flowered 

 or in stalked clusters. Peri, acuminate, longer than the blunt 

 apiculate capsule. Seeds with an appendage at the base. Fila- 

 ments 6 times shorter than the anthers. Seeds nearly globular. 



Var. congesta, 8 20 in. high. Filaments half as long as the 

 anthers. Seeds twice as long as broad. Fl. in clusters. 

 Common. Dry pastures, moors, and woods. (B) P. 45. 



4. L. SPICATA, D.C. Spiked Mountain Wood- Rush. Stems 

 3 8 in. high. Le. narrow, slightly grooved, hairy on the margins 

 of the sheaths. Bracts membranous, mucronate. Spike dense, 

 oblong, nodding. Segments of the peri, narrow, bristle-pointed, 

 about as long as the elliptical-pointed capsule. Seeds with a very 

 inconspicuous appendage. 



Very rare. High mountains. Ben Lomond. (II) P. 7. 



3. NAKTH^CIUM. Bog -Asphodel. 



3ST. OSSIFRAGTJM, Huds. Lancashire Bog -Asphodel. Stem stiff, 

 6 12 in. high, with several leafy scales. Le. in tufts, clasping 

 one another at the base (equitant), with raised parallel veins. Fl. 

 racemose, pedicels with 2 bracts, one at the base and another 

 above the middle. Segments of the peri, spreading, bright yellow 

 inside, green on the back, persistent. 



Common. Wet moors and on mountains. (B) P. 68. Possil marsh; Cath- 

 kin hills, &c. 



82. ALISMACE^E. 

 1. ALfsMA. Water-Plantain. 



1. A. PLANTAGO, L. Greater Water -Plantain. Scape 1 3 ft. 

 high. Le. on long footstalks, ovate, or narrow lanceolate, some- 

 times subcordate at the base. Panicle in whorls, very much 

 branched, bracteate. Fl. pale rose-colour, outer segments green. 

 Fruit consisting of achenes, arranged in a circle, round a broad 

 axis. 



Common. In ditches, lakes, and margins of rivers. (B) P. 6 8. Possil marsh ; 

 Paisley Canal, &c. 



2. A. RANUNCULOIDES, L. Lesser Water- Plantain. Scape 

 8 12 in. high, with simple branches, of 1 2 whorls. Le. on 

 long footstalks, narrow lanceolate. Fl. larger than in the last, 

 pale purple or nearly white. Heads of fruit globose ; achenes 

 spreading in all directions, acute, 4 5-ribbed. 



Not common. Turfy bogs and sides of lakes. (B) P. 59. " Marsh beyond 

 Possil," Hopk. Bute, Cumbrae, and Arran. 



