422

INDEX TO INTRODUCTION.

Spermatozoids, 51.

Spliaeria herbarum, 29.

-Hypoxylon, 18.

Sphseriacei, 18, 31, 42.Sphserobolus stellatus, 14.Sphaeronema, 15.

Spliacronemei, 15, 21.

Spicules, 49.

Sporangium, 17, 19, 49.

Spores, 3, 4, 10, 45, 49.

- sometimes abortive, 59.

Sporidia, 10, 17, 44, 49.

-sometimes abortive, 59.

-, variations of, 56.

Sporopbores, 10, 49.Sporotrichum, 86.

Spumaria mucilago, 13.

Stereuin, 9.

- hirsutum, 8.

——- purpureum, 8.

Stilbacci, 16, 21.

Stilbum, 46.

Stylospores, 50.

Thelephora, 9, 87.

-sebacea, 87.

Tinea tonsurans, 69.

Torulacei, 15, 21.

Tremella, 87.

Treraellim, 10, 20, 86, 87.Trichia, 26.

Trichogastres, 12, 21.Trichoscytale paradoxa, 36.Truffles, 11, 18, 63.

-, cultivation of, 77.

Tuber aestivum, 77.

-melanosporum, 77.

-mesentericum, 77.

Tuberacei, 18, 21.Tubercularia, 16.

Tympanis, 87.

Uredines, 86, 87.

Vaucheria, 44.

Yerticillium, 44.Yesiculiferi, 49.

Yibrissea truncorum, 58.Vinegar-plant, 68.

Yolva, 4.

Yeast, 2, 64, 66.

-, inoculation with, 70.

-plant, 45, 64.

Xylaria, 47, 42.