Acacia,108,110,111,140,179,286Acanthus,369Aconite,231Acorn,256Adansonia,48Adaptations (desert),134Afterglow,132Age of trees,48Agriculture (primitive),149Akocanthera,229Alder,71Alfred,150Algæ,200,202"and Brittle Stars,340Alluvial flats,210Almond,367Alpine flowers,103"garden,106Ancient forests,53Angraecum,79Animals and poisons,237Animals and fruits,241Ants,284-6"and Centaury,288Antiaris,230Ant rice,284Aphanizomenon,201Aphis,293Apple,248Apple-blossom weevil,294Apple-sucker,295Arctic plants,102,104,360Arctic times,104Aristolochia,78Arrow poisons,227,229Araucaria,56Arum,78Asclepiads,78Ash,66Asphodel,368Asses,179Associations,26Autumn crocus,94Aztecs,126Baboons,247Babylonian botanists,37Bacteria,21,85,86,95,282,328,358Balm of Gilead,114Banana,248,249Barberry,78,183Barley,90,272Bartsia,365Bats,246Bean,277Bears,247Becquerel rays,21Bees,74,77Bees and poppy,303Beetroot,278,280Berries and winter,245Betel nut,371Bhang,306Bible plants,366Big Bad Lands,133Big trees,58,67Birch,60Birch bark,51Birds,85,281"and fruits,245,246,256,257"and insects,297Bird's nest orchid,329Bishopsweed,91Bladderwort,345Blooming of weeds,100Bluebeard salvia,74Boers,223Boulger,59Box,60Bracken,288Bramble,93,183,184,248,314Brazil,309Breadfruit,249Breaking of meres,201Bridges of creepers,319Brigalow scrub,112Brier,184Britain (prehistoric),144British agriculture,16Britons,150Bromelia,342Broom,256Broomrape,335Brown, Dr. Horace,18Buds,294Buffonia,365Bulbs,138Burning bush,115Bushmen,226Buttercups,233,296Butterflies,192Butterwort,348Cabbage,23,277Cacti,134,179Calabar bean,232Caledonian forest,66Calthrops,185Camargue,161Canadian forests,62Cannibals,327Canoes,51Cañons,176Carbon atom,22Carbonic acid gas,16,21Carboniferous period,55,56Carline thistle,184Cassier,118Castor oil,245,372Catapult fruits,263Catchfly,347Cattle,52Cattle poisoning,238Caustic creeper,235Cedar,59Charlock,275Cherry,97Chickweed,100,346Chicory,125Chinese botanists,37Chocolate,125Cinnamon,35Clematis,265Climate (effect of),108Climbing plants,313Clover,86Cloves,30Club-mosses,55Coal period,55-70Coca,125Cocoa,125Cocoanut,259Cockchafer,292Cockspur thorn,183Codlin moth,295Coffee,123Coffee disease,124Colocynth,137Colonizing of lavas,171"of shale,173Colorado desert,139Colour of birds,81"butterflies,81"flowers,72-4"fruits,240Coltsfoot,18,86Congo,309Cooke, Dr.,201Coralroot orchid,329Cotton,265"grass,355"tree,59Country life,155Cow tree,312Cretaceous period,70Crocus,19Crows and acorns,256Cucumber,86Cultivated plants,269,273Curare,228Currents and seeds,255,259Cypress,59Daffodil,368Dahlia,265Daisy,218Dandelion,19,93,264Danewort,370Darling pea,237Darnel,234,367Date palm,141,251Datura,232Deer,178Deodar,60Depopulation of country,154,155Depth of water (plants),205Desert,132Desmids,206Desmoncus,316Destruction of plants,61-5Diatoms,206Dioscorides,37Dischidia,342Distribution of seeds,254Dixon, Dr.,25Doctors,28Dodder,338Dorynicum,263Dragon tree,49Dropwort,234Drosera,349Drosophyllum,347Dundonald, Earl of,151Dwarf plants,102Egyptian botany,37Elder,369Electrical phenomena,197-9Elephant grass,178Esparto grass,136Eucalyptus,47Euphorbia,110Evening flowers,74Exploded pollen,71Fairy rings,86Fermentation,242Ferns,172Fig,79,251Fig wasp,79Fires,50,148Fish,165,206Fish poison,227Flag,203Flies,74,80Floating islands,204Floral clock,76Florida hyacinth,209Flowers,68Fly catcher,348Fly mushroom,31Fog,203Forestry,43,55Forests,63,64,220,358,361Foxglove,19,79Frankincense,113Fruits,240Fuegians,51Fungi,80,330"and caterpillar,341"and eel-worms,289Galbanum,114Garlic,373Giant sawfly,44Ginkgo,57Girdleroots,325Goats,52,109,179,181,184Gooseberry,182,247Goosegrass,259Gorse,100,181,182Gory dew,202Grass,177,185,215,218Grasslands,213,330,332Grazing animals,111,177Green of plants,72Greenfly,293Guanaco,222Gums,111Gutta-percha,311Hairs of plants,136,346Hair (remedies),30,235Hatasu,113Hawthorn,182,183Hedgehog,135Heer,55Height of trees,47Hellebore,231Hemp,305Henna,371Henry, Dr.,52,53Holly,186,189,190Honey-dew,293Hop,316Hornwort,208Hot springs,200Humming-birds,75Hyacinth,278Hybridizing,249,273Hydrophobia cures,29Hygroscopic grasses,266Ibn Sena,37Ice and seeds,257Ice plant,136Ice sheet,147Imbauba,287Incense,113Indiarubber,307,311Indigo,35Insects,69,73,168Ipecacuanha,34Iris,203Ironwood,58Ivy,79,323Jarrah,60Johnson, Dr.,151Kangaroo,75Karoo,138Kite,265Kola,127Laburnum,235Lake dwellings,52Landes,45Land-forming plants,161,162Larch,181Latex,307Lathrea,336Lava,171Lavender,371Lawns,218Leaf-cutting ants,286Leaf-miners,297Leaf-mould plants,329Leaves and light,20Lecanora,167Lecidea,167Leek,372Lewis,54Lianes,314,318Lichens,133,166-71,261Life of flowers,76Lilienfeldt,89Lily order,234Lions and fruits,258Liverworts and animalcula,341Locoweed,235Locust tree,367Logwood,35Loranthus,334Madder,371Maidenhair tree,57Mallee scrub,112Mammoth trees,47Man,247,281,300"and flowers,81"and forests,67Manchineel,228Mandrake,370Mangroves,156Manna,115,261Marshes,211Meadows,213Medicines,27,28Mimulus,70Mistletoe,245,332Mites,299Moats,298Mohammed,119Moly,368Monkey-puzzles,56Monotropa,329Moors,353Mosquitoes,159Mosses,170,353Movement in plants,14Mud and seeds,258Mud rivers,357Mustard,30Myrrh,114Myrtle,116,368Names of plants,363Narcissus,368Nepenthes,344Nettle,71,191Nicotine,130Nile desert,139Nipa,260Nitrates,84Nomadic agriculture,57Number of plants,38Oak,24Oak forest,53Oat,270Obi,232Oil shales,207Olive,48,116,251Onions,373Opening of flowers,76Opium,301Opopanax,114Orange,116,243Orchards,252Orchids,78,81,330Oxalis,196Painters and poets (botanists),39Palms,69,180Pampas,221Paper (wood),61,62Papyrus,211Parasitic insects,294"plants,338Pear,188"midge,296Peat,170,353Peat-mosses,353,361Pepper,36Perfumes,73,115,119,241Petals,98Pfeffer,88Phragmites,209Phylloxera,291Pine forests,40,71,148Pine seeds,41Pineapple,251,277Pink snow,72Pistacio,69Pitcher plant,344Plantain,219Plantations,154Plover,298Poisons,226Polar regions,197Pollen,70Polluted rivers,208Pomades,119Pondweeds,205Poppy,263,302Potato,279Prairie,220Pressure inside plants,25Prickly pear,243Primula,193Protoplasm,195Quinine,33Rabbits,50,178,182,239Radium rays,21Rafflesia,337Railway plants,174Rain of blood,252Rainwater (absorbed),298Raspberry,92Rattan,47Rat's-tail plantain,93Reeds,163,204,209Resin,44,45Restharrow,189Retama,137Rhubarb,36Rimbach,92Roadside plants,214Robin-run-the-hedge,313Rock plants,166,169,175Rooks,292Roots,86,88,89,90,137,157,180Rose,127,182,314Rowan,369Rubber,301,310Rushes,203Rye,46,272Safflower,34Sago palm,58Saltwort,161Salvia,78Sandbox tree,266Sap,23,24Sarracenia,342Satchell,64Savages and plants,27Scale insect,288Scenery and plants,166Schimper,99Scotch fir,54,71,86,360Screes,172Scrub,107Scythian lamb,32Scythians,224Sea-grass,162Sea meadows,162Seaweeds,163,164,171,172Season of flowers,77Sedges,260Selaginella,56Selection (principle of),248,277Semaphore plant,196Senecio,174Sensitive plant,14,194Sequoia,47,58Shale,173Sheep-killing grasses,267Shelley,79Sherwood Forest,53Silvia Caledonica,53Silver fir,58Silurian times,70Smell (of flowers),80Smith, Dr.,54Snow,103Soil,82,84Solanaceæ,234Soldanella,103Solomon's seal,94Southernwood,371Speedwell,319Sphagnum,357Spice trade,34Spikenard,367Spines,179,186,188,190Sprengel,69Spring,98,101Squiers,198Squirrel,178,257Stapelia,80Starch,18Starwort,319Steppes,223Sticky fruits,255,258Sticky hairs,347Stimulus (effect of a),14Stomata,23Stones,166Storms,46,164Strength of roots,96"seeds,244"trees,46Strophanthus,229Strychnos,228Subsoil,147Succulents,134Sugar (fruits),241Sugar-cane,279Sunbirds,75Sundew,349Sunlight,19,20Sunshine,17Tanghinia,231Tartars,224Taru Desert,110Tea,120Teak,60Telegraph plant,196Temperature (flowers),73,103Tendrils,320,321Tennyson,153Theophrastus,37,69,161,184Thistles,91Thorns,179,190Timber,58,66Tobacco,127Toothwort,335Tragacanth,185Trap,146Traveller's tree,24Tumble weeds,262Turnip,277Twining stems,317United States (forests),62Underground life,94Upas tree,230Utricularia,345Vaucheria,163Vegetable demons,177Venus' fly-trap,351Vestal virgins,51Vetch,19Victoria regia,205Vine,248,272,291,323Virginian creeper,323Wait-a-bit thorn,180Wall plants,166Warning colours,238Water-carried pollen,162,200"circulation of,16"level,217"lily,204Weeds,215,274Wheat,271Whin,100,181White flowers,74Wild garlic,92Wild tamarind,235Willows,165,208Wind (effect),71"and seeds,255,260,264Winged fruits,266Wood,58,59,62,146Wood pigeon,246Woodsorrel,19Work of sunshine,18Worms,85,359Xanthium,259X-rays,21Yam,180Yeast fungus,243Yew,66,67,239Yucca,79Zostera,162