196 



Index 



Fesluca (contd.) 



rubra, 102 



var. fallax, 103, 151 (Fig. 108) 

 var. genuina, 102, 103, 151 (Figs. 

 96, 104, 107) 



sylvatica, 104 (Fig. 109) 



tenuifolia, 102, 150 (Figs. 101, 103) 



uniglumis, 188 

 Fibrous roots, 1, 2 (Fig. 1) 

 Field Brome — Bromus arvensis, 79 

 Fine Bent — Agrostis vulgaris, 56 

 Fiorin — Agrostis alba, 54 

 Flat-stemmed Meadow-grass — Poa com- 



pressa, 123 

 Floating Foxtail — Alopecurus genicu- 



tatus, 61 

 Floating Sweet-grass, Glyceria fluitans 

 Floral characters, 12-15, 34-38 

 Floral diagram (Fig. 17) 

 Floral organs, 12-14 (Fig. 16) 

 Flower, 12, 13 (Fig. 16) 

 Flowering glume — the outer palea 

 Flowering stem, 2-4 (Figs. 2-4, 157) 

 Flying Bent — Molinia ccerulea, 118 

 Forget-me-not (Fig. 171) 

 Forms of inflorescence, 14, 34 

 Forms of leaf-blades (Fig. 12) 

 Foxtail grass — Alopecurus 

 Fromental, 141 



Fruits of grasses, 16-18 (Figs. 20, 21) 

 Functions of awns, 22 

 Functions of leayes, 21 



Garden lawns, 178, 179 



Gastridium lendigerum, 188 



Genuineness of grass seeds, 163 



Germination, 18, 164, 175 



Germination energy, 165 



Germination of maize (Figs. 22, 23) 



Germ-sheath, 20 (Fig. 20) 



Giant Fescue — Festuca gigantea, 100 



Girders, 7, 8 (Figs. 8, 9) 



Glabrous — free from hairs 



Glaucous — of a grey-green hue, usually 



due to a waxy bloom 

 Glumes, 14 (Fig. 18) 

 Glyceria — Sweet-grass 

 aquatica, 104, 152 (Figs. 90, 110, 



111) 

 fluitans, 105 (Figs. 110, 112) 

 Grain, 16-18 (Figs. 20, 21) 

 Grazing, 183 

 Grey Hair-grass — Aira canescens, 58 



Habitats, 23-28 



Hair-grass — Aira, 56-59 



Halophytes, 23 



Hard Fescue — Festuca duriuscula, 150 



Hare's-tail — Lagurus ovatus, 189 



Hay, 182 



Heath False-Brome — Brachypodium 



pinnatum, 76 

 Heath-grass — Triodia decumbens, 132 

 Heath-grasses, 25 

 Sieracium Pilosella (Fig. 173) 

 Hierochloe borealis, 189 

 Hispid — covered with long stiffs hairs 

 Holcus — Soft-grass 



lanatus, 106 (Figs. 113, 114) 



mollis, 108 (Figs. 115, 116) 

 Holy-grass — Hierochloe, 189 

 Hordeum — Barley, 109 



maritimum, 111 



murinum, 109 (Figs. 117, 118) 



pratense, 111 (Fig. 117) 



sylvaticum, 112 

 Hungarian Forage Grass, 87, 141 

 Hydrophytes, 23, 25 



Impurities of Grass-seeds, 163 (see also 

 under each species in Chapter 

 VIII) 



Inflorescence, 12-15, 34-38 



Internode, 2 



Intra-vaginal shoots, 2 



Involute — rolled inwards 



Italian Rye-grass — Lolium italicum, 

 155 



Keeled — having a ridge on the back 



like the keel of a boat 

 Keel of sheath, 5 (Fig. 6) 

 Kentucky Blue-grass, 160 

 Key to Seeds, 38-49 

 Kneed awns (Figs. 52, 55 and 58) 

 Kneed stems (Fig. 49) 

 Kozleria cristata, 112 (Figs. 119, 120) 



Lagurus ovatus — Hare's-tail, 189 



Lamina — the leaf -blade 



Lanceolate — narrow and tapering at 



both ends 

 Lapsana communis (Fig. 163) 

 Lawn-mixtures, 178 

 Lawns, 179 

 Lax — loose, the spikelets distinctly 



separated 

 Leaf -blade — Lamina, 6-11 

 Leaf characters, 6-11, 28-34 

 Leaf -sections (Figs. 8-11) 

 Leaf-sheath, 4-6 

 Leaves, 4, 21 (Fig. 12) 

 Leersia oryzoides, 189 

 Leguminosse, 169, 185, 186 

 Lepturus incurvatus. 189 

 Leys, 176, 179 

 Ligule, 10 (Fig. 13) 

 Limestone grasses, 24 

 Linear — many times longer than broad, 



with parallel sides 



