to Contents 
Bracts — Carline - Thistle — Knapweeds — Cornflower — 
Thistles— Vegetable Spider-Webs—Goldfinches and Thistle- 
down Plume-Thistles—Creeping Plume-Thistle laughs at 
the Sickle—Thistles as Food—Holy-Thistle--The Raison 
@étre of Thistle-Spines—Chicory—Dandelion—How its 
Seed is planted—Business Hours of Flowers—Teasel— 
Offence and Defence—Turning the Tables on the Honey- 
Thieves—Bovril for Plants 
XV. HAREBELLS 
Round -leaved Bell-Flower — Developmental Clues — 
Nettle -leaved Bell- Flower — Spreading Bell- Flower — 
Rampion: protected from Beasts, but not from Man— 
Venus’ Looking-Glass—Ivy-leaved Bell-Flow a a -Bit 
—lound- headed Rampion—Lobelia . ; : 
XVI. BILBERRY AND HEATHER 
‘* Hurts ”—Singular Stamens of the Bilberry Flower—Bog 
Whortleberry —Cranberry—Strawberry-Tree or Arbutus 
—-Bearberry—Purple Heath—Cross-leaved Heath—Fringed 
Heath—Cornish Heath—Irish Heath—Atlantis and Lyon- 
esse—Heather—St. Dabeoc’s Heath—Menziesia and Trail- 
ing Azalea—Survivals from the Great Ice Age 
XVII. PRIMROSE AND PIMPERNEL 
Primrose specially adapted for Insect Fertilisation—How 
its Tube has been formed—Long-styled and Short-styled 
Forms—Darwin’s Discovery —Cowslip—Scottish Primrose 
—Bird’s-eye—Artful Bees again—-Yellow Loosestrife— 
Creeping Jenny produces no Seeds in Britain—Woodland 
Loosestrife—Sea Milkwort—Pimpernel: its Early-Closing 
Habit—Bog Pimpernel—Water Violet 
XVIII. GENTIAN AND BOGBEAN 
Gentians Alpine Plants—Field Gentian fertilised by 
Humble-Bees—Felwort—Marsh Gentian—Spring Gentian 
.—Small Alpine Gentian—The Ancestral Gentian Yellow and 
Open—Evolution of Form and Colour—Yellow-Wort— 
Centaury—Bogbean 
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