Page:The Oak.djvu/192

Habit of oak, 150.

Hardness of oak, 141.

Heart-wood. See Duramen.

High forest, 147.

Honeysuckle, 155.

Hornbeam, 148.

Hydnum diversidens, 159; fig. 43.

Hymenomycetes, 157.

Hyphæ, 97, 157; fig. 25.

Hypocotyl, fig. 3.

Inflorescence of oak, 121; figs. 31, 32.

Injuries to which the oak is subject, 152-163.

Insects, 154.

Lammas shoots, 6, 74.

Leaf, 21, 76-88; figs. 20, 21, 22.

Leaf-trace, 47, 49, 69.

Lenticels, 114.

Loranthus europœus, 155; fig. 41.

Medullary rays, 34, 39, 48, 52, 54, 63, 95, 100, 104, 136; figs. 9, 12, 27, 38.

Menilius lacrymans, 160; figs. 46, 47.

Mesophyll, 76, 79, 81, 85; fig. 22.

Mistletoe, 155.

Mixed woods, 148.

Mycorhiza, 96; figs. 7, 25.

Nectria, 156.

Oak-apple, 163.

Oak-moth. See Tortrix.

Ovary, 124, 130; figs. 33, 34.

Overcrowding, 153.

Ovules, 125, 128; figs. 34, 35.

Parenchyma, 18.

Peculiarities of oak, 142.

Pericarp, 12, 131; figs. 2, 3, 37.

Pericycle, 30, 32; fig. 5.

Periderm, 93, 111, 117.

Perigone, 124.

Phellem. See Cork.

Phelloderm, 117.

Phellogen, 116.

Phloëm, 32, 40, 52-71, 92, 99, 103, 111; figs. 5, 6, 9, 17, 18, 24.

Phyllactinia, 156.

Phyllotaxis, 42, 47, 78, 122.

Physiology of roots, 35.

—— of leaf, 83-87, 91.

—— of stem, 90.

Piliferous layer, 24, 32, 91; figs. 5, 6.

Pith, 39, 52, 55, 98, 136; figs. 5, 12, 99.

Plasticity of roots, 35.

Plumule, 14, 21, 130; figs. 2, 3.

Pollen, 123, 128.

Pollination, 123, 126.

Polyporus dryadeus, 159; fig. 45.

—— igniarius, 159; fig. 44.

—— sulphureus, 159.

Primary root, 14, 22; fig. 3.

Primary shoot, 21, 39; fig. 4.

Procambium, 42.

Properties of oak, 136-146.

Proteids, 17, 18.

Protoplasm, 17.

Pure oak woods, 147.

Qualities of oak, 144; fig. 39.

Quercite, 18.

Quercus pedunculata, 7, 123, 138.

—— Robur, 7, 8.

—— sessiliflora, 7, 76, 138.