74 TRIAKDKIA DIGTNIA. [cL. III. 



* Awned. 



1. A. spica-ve'nti. Silky Bent-grass. Awn straight, stiff, many 



times longer than the corolla ; panicle loosely spreading. Straw 



two or three feet high, erect, smooth : leaves ribbed, spreading : 

 panicle large, silky-looking: outer husk rough with tubercles, 

 inner cleft at the point. Annual : flowers in June and July : 

 grows in sandy fields in England : rare. Eng. Bot. vol. xiv. pi. 

 951. Eng. Fl. vol. i. p. 89. 117. 



2. A. canina. Brown Bent-grass. Awn arising from below the 

 middle of the husk, curved inwards, twice the length of the husks ; 

 stems decumbent, with prostrate shoots ; stipules lance-shaped. 

 Root creeping : straws more or less decumbent and rooting at 

 the base, about two feet long, slender, smooth : leaves roughish 

 on both sides : panicle spreading when in flower, with thread-like, 

 angular, rough branches. Perennial : flowers in June and July : 

 grows in meadows and pastures : common. Eng. Bot. vol. xxvi. 

 pi. 1856. Eng. FL vol. i. p. 90. 118. 



3. A. setdcea. Bristle-leaved Bent-grass. Awn from near the 

 base of the husk, curved inwards ; chaff-scales lance- shaped, ta- 

 pering, rough; root-leaves bristle-shaped; straw nearly erect; 



panicle close. Root tufted : stems about a foot high, slender, 



smooth : stipules lance-shaped : panicles cylindrical, with angular, 

 bristly branches : inner husk very small. Perennial : flowers in 

 July and August : grows on dry heaths in the south of England. 

 Eng. Bot. vol. xvii. pi. 1188. Eng. FL vol. i. p. 91. 119. 



** Generally awnless. 



4. A.vulgdris. Fine Bent-grass. Panicle spreading, with smooth, 

 s divaricated hair-like branches : chaff-scales nearly equal ; straw 



erect ; stipules very short, abrupt. Root creeping : straws about 



a foot high : panicle smooth, with purplish flowers. Perennial : 

 flowers in July and August : grows in meadows and pastures : 

 common. Eng. Bot. vol. xxiv. pi. 1671. Eng. FL vol. i. p. 92. 120. 



5. A. alba. Marsh Bent-grass. Panicle spreading, with rough 

 branches ; chaff-scales lance-shaped, bristly on the keel ; straw 



oblique, creeping in its lower part ; stipules" oblong. Root and 



stems creeping, and sending out long prostrate shoots : panicle at 

 length spreading, with tufted branches, and green or purple 

 flowers. Perennial : flowers in June and July : grows in moist 

 meadows, and places inundated in winter, and on the other hand 

 frequently in dry sand, exhibiting great diversity of appearance : 

 common. This is the famous Fiorin-grass of agriculturists. It 

 hardly deserves the notice which it has received. Wild geese and 

 ducks are fond of its juicy stems and roots, which have a sweet 

 taste. Eng. Bot. vol. xvii. pi. 1189, and vol. xxii. pi. 1532. Eng. 

 Fl. vol. i. p. 93. 121. 



20. CY'NODON. DOG'S-TOOTH-GRASS. 



Calyx of two nearly equal lance -shaped, acute, keeled, awn- 

 less scales, containing a single flower. Corolla of two unequal, 

 keeled, compressed, awnless husks, the outer much broader and 

 embracing the other. Nectary of two minute scales. Fila- 

 ments rather longer than the husks. Anthers cleft at both 

 ends. Germen egg-shaped. Styles distinct. Stigma feathery. 

 Seed egg-shaped, invested by the hardened husks. Named 

 from cyon, a dog, and odous, a tooth. 36. 



