38, 39, 40, 59i, 65i
interruptum, 95, 99i, 100i
isachne, 66, 80i, 81i
leaf epidermis, 39, 62i, 63i
section of stem, 27, 35i
javanicum, 1, 5, 86, 1i, 7i, 93i, 94i
epidermis of leaf, 34, 49i, 50i
inflorescence, 3, 13, 3i
leaf sheath, 3, 2i
structure, 33, 48i
ligule, 13i
spikelets, 3, 4, 4i
prostratum, 83, 91i, 92i
punctatum, 73
ramosum, 89, 95i, 96i
section of stem, 25, 31i, 32i
repens, 99, 102i, 103i
extravaginal shoots, 9, 10i
structure of leaf margins, 35, 53i
structure of leaf, 35, 39, 52i
stagninum, 28, 77, 88i
section of stem, 28, 41i
tenellum, 97
trypheron, 96, 101i

Pappophorum, 288
elegans, 290, 215i, 216i

Parenchymatous cells, 20

Paspalum, 15, 45, 47
scrobiculatum, 49, 69i, 70i
inflorescence, 13
rachis, 13

Pennisetum, 46, 114
Alopecuros, 6, 116, 113i, 114i
inflorescence, 13

Pennisetum cenchroides, 6, 118, 115i, 116i
rachis, 13
section of root, 31, 44i
root, 32
section of stem, 22, 25i, 26i
section of vascular bundle, 19, 20, 22i, 23i
typhoideum, 6

Pericycle, 32, 47i

Perotis, 123, 135
latifolia, 137, 124i, 125i

Phloem, 19, 20

Pileole, 18

Piliferous layer, 31, 44i

Piper. _Piper_

Pistil, 16

Pitted vessels, 20

Plumule, 18

Poaceae, 43, 220

Polytoca, 45, 143
barbata, 144, 127i
unisexual spikelets, 15

Pommereulla, 284
Cornucopiae, 286, 213i, 214i

Primary axis, 18

Prophyllum, 10, 12i

Protandry, 16

Protogyny, 16

R

Raceme, 13

Rachilla, 14, 16

Rachis, 3, 13

Radicle, 18

Rhizome, 9

Root-hairs, 31, 44i

Root-system, 6

Rottboellia, 14, 139, 173
exaltata, 175, 145i
section of stem, 20, 21, 24i
Myurus, 174, 144i

Rottboellieae, 139

S

Sacchareae, 138

Saccharum, 138, 148
spontaneum, 149, 129i

Scales, 10

Sclerenchyma, 21

Scutellum, 18

Setaria, 45, 46, 109
glauca, 110, 109i
inflorescence, 13
section of stem, 23, 24, 29i, 30i
intermedia, 111, 110i
verticillata, 113, 111i, 112i

Sheath of leaf, 10

Shoot-system, 7

Spiciform panicle, 13
raceme, 13

Spike, 13

Spikelet, 3, 13, 14

Spinifex, 45, 46, 103
squarrosus, 104, 105i, 106i
leaf structure, 38, 60i, 61i
unisexual spikelets, 15

Sporobolus, 230
commutatus, 238, 183i, 184i
coromandelianus, 235, 181i, 182i
panicle, 13, 14
diander, 231, 178i
scabrifolius, 241, 185i, 18