178 
156; A. agrestis, 7, 18, 30, 50, 
52, 53, 101, 155, 156; A. bul- 
bosus—var. of A. geniculatus, 8, 
9, 156; A. fulvus—var. of A. 
geniculatus, 156; A. geniculatus, 
7, 9, 11, 14, 15, 28, 29, 33, 40, 
48, 52, 58, 101, 155, 156; A. 
pratensis, “41, 413,.14,, 28. 28, 
32, 49, 50, 51, 52, 55, 82, 101, 
155, 156 
Alpine Foxtail—Alopecurus alpinus 
Alpine Meadow-grass—Poa alpina 
Alpine Poa—Poa alpina 
Alps, 36, 37 
Ammophila—Psamma ; A. arundi- 
nacea—Psamma arenaria 
Amphicarpum, 120 
Anatomy, 62—71, 95 
Andropogon, 4, 27 
Andropogonez, 122 
Animal-distribution of seeds, 125 
Animals killed by grasses, 127 
Annual Beard-grass— Polypogon 
monspeliensis 
Annual grasses, 10, 11, 37, 43, 59, 
114 
Annual Meadow-grass—Poa annua 
Anther, 93, 94, 119 
Anthesis—the period of opening of 
the flower, 96 
Anthoxanthum—Vernal grass, 11, 
13, 22, 26, 27, 36, 56, 58, 60, 83, 
87, 88, 90, 91, 94, 97, 110, 119, 
124, 136, 152, 154; A. odoratum, 
7, 28, 32, 33, 34, 57, 76, 102, 
103, 154; A. Puelii, 67, 154 
Anti-ligular peg, 41 
Apera—Agrostis ; A. Spica-venti— 
Agrostis Spica-venti 
Apex of leaf, 19, 21, 22 
Apogamy, 134 
Appressed hairs, 65 
Aquatic grasses, 27, 28, 39, 62, 
1038, 111, 112, 113 
Arctic species, 37 
Aristida, 36; A. hygrometrica, 127 
Arrhenatherum—False Oat, 6, 11, 
13, 14, 17, 26, 32, 55, 56, 58, 60, 
61, 66, 89, 90, 91, 92, 119, 152, 
155, 157; A. avenaceum, 6, 8, 25, 
28, 33, 34, 56, 66, 77, 93, 106, 
129, 157 
INDEX, GLOSSARY, 
Arundo—Reed, 11, 14, 19, 20, 37, 
40, 68, 69, 90, 91, 93, 103, 125, 
130, 131, 139, 146, I7E= ome 
Donax, 21, 75; A. Phragmites, 
2, 6, 29, 32, 40, 51, 55, 66, 75, 
138s 
Asperities—minute stiff hairs giving 
roughness to the touch, 24, 45, 
65, 66, 75, 77, 127 
Auricles—ear-like projections at 
base of leaf-blade, 22, 133 
Avena, 5 eel. Bo. Al, BA, 56, 88, 
89, 90, 91, 92, 95, 104, 106, 116, 
117, 125, 127, "138, 155, 157, 158; 
A; alpina-—var. of A, pratensis : 
A. elatior—Arrhenatherum ave- 
naceum; A. fatua, 28, 77, 117, 
156, 157; A. flavescens, 7, 11, 
13, 18, 26, 28, 56, 60, 61, 81, 
117, 158, 161; A. pratensis, 
7, 11, 14, 20, 21, 99. 25, 27, 47, 
56, 61, 63, 66, Sl, 229; fob, 
LS7.5 Az pubescens —var. of A. 
pratensis, 16, 26, 27, 32, 33, 56, 
61, 68, 157; A. strigosa—var. 
of A. fatua 
Avenex, 122 
Awn, 91, 92, 95, 99—118, 125, 
126, 127, 128, 129, 180, 131, 
142, 144, 151, 153, 154, 159, 
160, 162, 163, 164, 166, 167, 168, 
169, 170, I hye eae 
Awned grasses, 92, 99—101, 102, 
103; 404, -105,. 106,- 107,- 418 
112043, 1245 115, 116, ee 
151—174 
Awned Nit-grass—Gastridium len- 
digerum 
Awnless Brome—Bromus inermis 
Awnless grasses, 98, 104, 105, 
107, 108, 109, 110, 111, 112, 
138—151 
Awn-point, 114, 115, 116, 123, 131, 
150 
Ballast plants, 30 
Bamboos, 1, 5, 6, 37, 38, 96, 97, 123 
Bambusa, 96 
Barge-shaped ‘‘ seeds,” 128, 163, 
164, 168 
Barley—Hordeum, 120, 132, 188, 
165 
