148 89* Agrostis. 10. G RAMIN EiE. PLend.ph , 
Root creeping; culm 18 in. high, smooth, branchy at 
bottom; I'lgula very shortly truncated; panicle oblong, be- 
coming, pyramidical; peduncles rather long, naked; locustce 
pale. 
0. pumila. Culms in bundles, 2 in. high ; cariopsis long, 
covered with a dust (ustiiago ?) 
Agrostis vulgaris -/; var. Smith FI. Brit. 80. 
3. Agrostis puhescens. Downy florin . 
Spat/ielles nearly equal, pubescent, tip of the outer spa- 
thelle serrate, of the inner smooth; panicle contracted; pe- 
duncles short ; locustce lanceolate, crowded ; awn short : 
culm branchy, upright. 
Agrostis stolonifera ; var. Smith Ft. Brit. 81. 
Fields and pastures ; perennial ; July, August. 
XLIX. 90. AFERA. Adanson. Silk-grass, 
Spathelles alternate, nearly equal, rather longer than the 
spathellules ; lower spathellule not nicked at the tip, bristled 
below the tip ; upper 2-cut, toothed ; lodicule lanceolate, 
not nicked, bald; stamens 1 or 3; style short, 2-parted; 
stigmata villous ; cariopsis free, husked, not furrowed.— 
Panicle branched, large. 
2. Apera effusa . Large-panicled silk- grass. 
Panicle spreading, rather 1 -sided, manyflowered ; shorter 
peduncles crowded with flowers ; longer naked at bottom ; 
leaves smooth; culm upright; awn 5 times as long as the 
spathellules. 
Gramen miliaceum majus. glumis aristatis, spadiceis et pallidis. Raii 
$yn. 405, 17. 
Gramen arundinaceum, Ger. cm. 5. 
Gramen agrorum spica venti, Pari;. 1158. 
Agrostis Spica venti, Lin. S. P. 91. 
Apera Spica venti, Palis, de Beauvais. 
Corn-fields in moist sandy soils; annual ; June and July. 
Root fibrous ; culm smooth, 3 feet high ; leaves rather 
smooth ; sheaths smooth ; ligula torn ; panicle very large ; 
locustce minute, green or yellowish. 
2. Apera P paluslris. Marsh silk-grass. 
Panicle spreading, manyflowered ; shorter peduncles 
crowded with flowrets; longer naked at bottom ; awn shorter 
than the spathellules; culm creeping, taking root; leaves 
rough. 
