18 TRIANDRIA DIGYNIA. [CI. 3. 



Ponds and ditches, y. . 7. Stems float. R. bulbous in dry ground. 



6. A.fulvus, 21. 1467. (Orange F.) Stem ascending, bent at the 



joints. Spike cylindrical, panicled. Calyx-glumes combined 



at the base, obtuse, fringed. Awn the length of the calyx. 



Anthers roundish. . 



Ponds and ditches. If. . 7. Larger, float. Anth. orange-coloured. 



32. KNAPPIA. Knappia. 



1. K. agrostidea, 16. 1127. (Early K.) 



Sandy past, sea-side, rare. 0. 3, 4. 2—3 in. ; L. few, short. 



33. POLYPoGON. Beard-grass. 



1. P. monspeliensis, Agrostis panicea, 24. 1704. (Annual B.) 



Awns straight, thrice as long as the calyx. Root fibrous. 

 Sea coast, rare. . 7, 8. Pale. Pan. with long shining awns. 



2. P. littordlis, Agr. litt. 18. 1251. (Perennial B.) Awns straight, 



about the length of the calyx. Root creeping. 

 Muddy salt marsh., rare. If. 8. Pan. purple, with shorter awns. 



34. MILIUM. Millet-grass. 



1. M. effusum, 16. 1106. (Spreading M.) Flowers in a loose 



spreading panicle, without awns. 

 Moist shady places. y . 6, 7. Stems several. 



2. M. lendigerum, 16. 1107. (Panick M.) Flowers in a dense 



spiked panicle. Corolla awned. 

 Inund. fields, rare. . 8. Stems nearly solit., branched at the base. 



35. AGRoSTIS. Bent-grass. 



* Awned. 



1. A. Spica venti, 14. 951. (Silky B.) Awn straight, rigid, many 



times longer than the corolla. Panicle loosely spreading. 

 Moist sandy fields. 0. 6, 7. Stems 2—3/ erect. Pan. large, 

 silky, leaving on one side. 



2. A. canina, 26. 1856. (Brown B.) Awn incurved from below 



the middle of the corolla ; inner valve obsolete. Calyx ovate, 

 coloured. Stems decumbent, with prostrate shoots. 



Moist places. 7^.7. Pan. erect., purplish. Stip. lanceolate. 

 8. A. setacea, 17. 1188. (Bristle-leaved B.) Awn incurved, from 

 near the base of the corolla ; inner valve minute. Calyx lanceo- 

 late, tapering, rough. Radical leaves bristle-shaped. 



Dry heaths, y . 7, 8. Leaves glauc. Stem nearly erect. Pan. 

 close, erect, oblong. 



** Generally without awns. 



4. A. vulgaris, 24. 1671. (Fine B.) Panicle spreading, with divari- 

 cated, capillary branches. Calyx-valves nearly equal. Stein 

 erect. Stipula abrupt, very short. 



