178 



INDEX, GLOSSARY, 



156; A. afircstb, 7, 18, 30, 50, 

 52, 53, lOl, 155, 156; A. hid- 

 bosiis — var. of A. geniculatus, 8, 

 9, 156; A. fulvus — var. of A. 

 geniculatus, 156; A. geniculatus, 

 7, 9, 11, 14, 15, 28, 2y, 33, 40, 

 48, 52, 53, lOl, 155, 156 ; A. 

 pratensis, 7, 11, 13, 14, 18, 28, 

 32, 49, 50, 51, 52, 55, 82, lOl, 

 Jo J, 156 



Alpine Foxtail — Alopecurus alpinus 



Alpine Meadow-grass — Poa alpina 



Alpine Poa — Poa alpina 



Alps, 36, 37 



Ammopliila — Psamma ; A. arundi- 

 nacea—Psanuna arenaria 



Amphicarpuni, 120 



Anatomy, 62—71, 95 



Andropogon, 4, 27 



Andropogonefe, 122 



Animal-distribution of seeds, 125 



Animals killed by grasses, 127 



Annual Beard- grass — Polypogon 

 mo7upeUensis 



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, 

 103, 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 



Arundo—Heed, 11, 14, 19, 20, 37, 

 40, 68, 69, 90, 91, 93, 103, 125, 

 130, 131, 139, 146, 171; A. 

 Donax, 21, 75 ; A, Phragmites, 

 2, 6, 29, 32, 40, 51, 55, 66, 75, 

 138 



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 



Aveiia, 5, 15, 21, 23, 47, 54, 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. Jiavescem, 7, 11, 

 13, 18, 26, 28, 56, 60, 61, 81, 

 117, 158, 161; A. pratensis, 

 7, 11, 14, 20, 21, 22, 25, 27, 47, 

 56, 61, 63, 66, 81, 117, 156, 

 157 ; A. pubescens — var. of A. 

 pratensis, 16, 26, 27, 32, 33, 56, 

 61, 68, 157 ; A. strigosa — var. 

 of A. fatua 



Aveneae, 122 



Awn, 91, 92, 95, 99—118, 125, 

 126, 127, 128, 129, 130, 131, 

 142, 144, 151, 153, 154, 159, 

 160, 162, 163, 164, 166, 167, 168, 

 169, 170, 171, 173 



Awned grasses, 92, 99—101, 102, 

 103, 104, 105, 106, 107, 111, 

 112, 113, 114, 115, 116, 117, 

 151—174 



Awned Nit-grass — Gastridium len- 

 digerum 



Awnless Brome — Bromus inermis 



Awnless grasses, 93, 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, 133, 



163 



