CL. III.] TRIANDRIA DIGYNIA. 77 



4. A. alpina. Smooth Alpine Hair-grass. Panicle rather close, with 

 smooth branches; flowers acute, the length of the calyx; awn short, 



from near the top of the outer husk; leaves involute. Straws about a 



foot high: leaves rough on the upper side: panicle with shining brownish 

 flowers, on nearly erect branches. Perennial : flowers in July : grows 

 on the higher mountains of Scotland and Wales : common. Eng. Bot. 

 vol. xxx. pi. 2102: A. l&vigata. Eng. Fl. vol. i. p. 103. 131. 



5. A. flexuosa. Panicle spreading, with waved branches; flowers 

 acute, as long as the calyx ; awn from the middle of the outward husk, 



twisted ; leaves bristle-shaped. Straw upwards of a foot high, erect, 



smooth : leaves short : panicle erect, with waved angular branches and 

 flower-stalks, and shining brown flowers. Perennial : flowers in July : 

 grows in heathy places and on dry banks: common. Eng. Bot. vol.xxii. 

 pi. 1519. Eng. Fl. vol. i. p. 104. 132. 



6. A. cant!scens. Grey Hair-grass. Panicle rather close ; flowers 

 shorter than the calyx ; awn short, club-shaped ; leaves bristle-shaped. 



Straws about six inches high : leaves numerous, chiefly radical, 



forming dense tufts : panicle with numerous small flowers variegated 

 with purple, green, and white. Perennial: flowers in July: grows on 

 the sandy coasts of Norfolk and Suffolk ; Jersey. Eng. Bot. vol. xvii. 

 pi. 1190. Eng. Fl. vol. i. p. 105. 133. 



7. A. caryophy'llea. Silver Hair-grass. Panicle spreading; flowers 

 sessile, not longer than the calyx ; awn from below the middle of the 



husk, twice its length ; leaves bristle-shaped. Generally about six 



inches high ; panicle three-forked, with silvery flowers. Annual : flowers 

 in June and July : grows on dry pastures and gravel pits : common. 

 Eng. Bot. vol. xii. pi. 812. Eng. Fl. vol. i. p. 107. 134. 



8. A.prx'cox. Early Hair-grass. Panicle close, erect; flowers ses- 

 sile, as long as the calyx ; awn from the base of the husk, nearly twice 



its length ; leaves bristle-shaped. Straws from two to five inches 



high; panicle with angular rough branches, and pale, purplish flowers. 

 This and the preceding species wither very soon, when the season is dry. 

 Perennial : flowers in May and June : grows in dry sandy pastures : 

 common. Eng. Bot. vol. xviii. pi. 1296. Eng. Fl. vol. i. p. 106. 135. 



24. ARU'NDO. REED. 



Calyx of two unequal, lance-shaped, pointed, keeled, awnless 

 chaff-scales. Corolla of two unequal husks; the outer larger, 

 lance-shaped, keeled, compressed, pointed ; the inner cleft at the 

 point, inflected at the edges ; each husk with numerous soft hairs 

 at the base. Nectary of two minute scales. Filaments thread- 

 like ; anthers cleft at both ends. Germen oblong. Style short ; 

 stigmas feathery. Seed oblong, loose, but enveloped in the husks. 

 Name Arundo, a reed. 40. 



1. A. Phragmites. Common Reed. Flowers about five in each calyx, 



awnless ; panicle loose. Root creeping : stems about six feet high, 



stout, smooth : leaves lance-shaped, rough on the edges, many-ribbed : 

 panicle very large, with the branches in half whorls: flowers brownish 

 purple, with large tufts of silky hairs. Perennial : flowers in July : 

 grows in ditches, marshes, lakes, and rivers : not very common, but often 

 growing in large masses ; the favourite haunts of the Coot, the Water- 



