Part 30

Heer's remarks on the Polar flora, 98.

Hightea, 90.

Horse-tails, 29.

Huttonia, 71.

Hymenophylleæ, 34.

Hymenophyllites, 71.

Hymenophyllum, 35.

Ilex, 97.

Infiltration, 9.

Inga, 90.

Isoetes, 27, 49, 89.

Ivy, 97.

Juglandites, 87.

Jurassic period of Brongniart, 79.

Kaidacarpum, 84.

Keupric period, 79.

Kimmeridge Clay, Coniferæ of, 85.

Knorria, 41, 48, 57.

Knorria, phyllotaxis of, 55.

Lastrea, 29.

Lauraceæ, 97.

Lauraceæ, fossil, 92.

Laurel, 96.

Laurentian rocks, 31.

Laurus, 92, 96.

Leaf-beds of Ardtun, Mull, 93.

Leaf-beds of Bournemouth, 95.

Leaf-beds, genera of, 94.