Freemasons' Tavern, meeting held at.

Freewill, a preordained necessity.

Freke, Dr., paper by.

Freshwater, Bee-orchis at.

Freshwater fauna, ocean faunas compared with.
-poverty of.
-preservation of.

Friendly Islands, rats regarded as game.

Fringillidae, colour and sexual selection.

Frogs, article on spawn of.
-F. Muller on.
-salt water and spawn of.
-frozen in glaciers.

Fruits, bright colours of.

Fucus, variation in.

Fuegia, plants of, (see also Tierra del Fuego).

Fumaria (Corydalis) claviculata, Mohl on tendrils.

Fumariaceae, cross- and self-fertilisation.
-morphology of tendrils.

Funafuti, Darwin's theory supported by results of boring in coral island
of.

Fungoid diseases, Darwin on.

Fungus, effect on roots and shoots.

"Fur Darwin," F. Muller's (see "Facts and Arguments for Darwin).
-Darwin quotes.
-Hooker's opinion of.
-publication of.

Furze, seeds and seedlings.

Galapagos Islands, visited during the "Beagle" voyage.
-birds of.
-character of species of, the beginning of Darwin's evolutionary views.
-distribution of animals.
-distribution of plants.
-flora of.
-Hooker on plants of.
-insects.
-craters.
-fissure eruptions in.
-restricted fauna.
-Sandwich Islands and.
-subsidence in the.

Galashiels, terraces near.

Galaxias, distribution of.

Gallinaceae, Blyth on.
-colour of.

Galls, artificial production of.
-Cynips and.
-hybrids and.
-Walsh on willow-.

Gallus bankiva, colour of wings.
-colour and environment.
-wings of.

Galton, F., experiments on transfusion of blood.
-letters to.
-letter to Darwin from.
-on twins.
-on variation.
-on heredity.
-on human faculty and its development.
-on prayer.
-proposal to issue health certificates for marriage.

Game-cock and Sexual Selection.

Gamlingay, lilies-of-the-valley at.

Ganoid fishes, preservation in fresh water.

Gapitche, A., letter to.

"Gardeners' Chronicle," Darwin's article on fertilisation.
-Darwin's opinion of.
-Darwin's experiment on immersion of seeds in salt water.
-article on Orchids.
-Harvey on Darwin.
-Rivers' articles.
-Wallace on nests.
-Darwin's index.

Gardner, G., "Travels in the Interior of Brazil."

Gartner, on Aquilegia.
-experiments on crossing and variation.
-on Primula.
-on Verbascum.
-Darwin's high opinion of his "Bastarderzeugung."
-Beaton's criticism of.
-on self-fertilisat